Influences of global change on carbon sequestration by agricultural and forest soils

Environmental Reviews

Volumn 11, Issue 3, 2003, Pages 161-192

  Hendrickson, Ole ^a  

^a ENVIRONMENT CANADA   (Canada)

Author keywords

Afforestation; Carbon dioxide (CO2); Climate change; Land use change; Nitrogen; No till; Plant roots; Soil respiration

Indexed keywords

CARBON DIOXIDE; DECOMPOSITION; ECOSYSTEMS; FORESTRY; LAND USE; NITROGEN; PLANTS (BOTANY); SOILS;

AFFORESTATION; FOREST SOILS; PLANT ROOTS; SOIL RESPIRATION;

CLIMATE CHANGE;

EID: 2442614837     PISSN: 11818700     EISSN: None     Source Type: Journal    
DOI: 10.1139/a04-001     Document Type: Review

References (293)

1. Aber, J., McDowell, W., Nadelhoffer, K., Magill, A., Berntson, G., Kamakea, M., McNulty, S., Currie, W., Rustad L., and Fernandez, I. 1998. Nitrogen saturation in temperate forest ecosystems. Bioscience, 48: 921-934.
2. Alm, J., Talanov, A., Saarnio, S., Silvola, J., Ikkonen, E., Aaltonen, H., Nykänen, H., and Martikainen, P.J. 1997. Reconstruction of the carbon balance for microsites in a boreal oligotrophic pine fen, Finland. Oecologia, 110: 423-431.
3. Anderson, D.W. 1995. Decomposition of organic matter and carbon emissions from soils. In Soils and global change. Edited by R. Lal, J. Kimble, E. Levine, and B.A. Stewart. CRC Lewis Publishers, Boca Raton, Fla., pp. 165-175.
4. Anderson, J.M. 1991. The effects of climate change on decomposition processes in grassland and coniferous forests. Ecol. Appl. 1: 326-347.
5. Antle, J, Capalbo, S., Mooney, S., Elliott, E.T., Paustian, K.H., Mickler, R.A., and McNulty, S.G. 2002. Sensitivity of carbon sequestration costs to soil carbon rates. Environ. Pollut. 116: 413-422.
6. Apps, M.J., and Kurz, W.A. 1993. The Role of Canadian Forests in the Global Carbon Balance. In Carbon balance on world's forested ecosystems: Towards a global assessment. Edited by M. Kannien. Proceedings Intergovernmental Panel on Climate Change Workshop, Joensuu, Finland, 11-15 May 1992, Publications of the Academy of Finland, Helsinki, Finland, pp. 14-28.
7. Armentano, T.V., and Menges, E.S. 1986. Patterns of change in the carbon balance of organic soil-wetlands of the temperate zone. J. Ecol. 74: 755-774.
8. Aselmann, I., and Crutzen, P.J. 1989. Global distribution of natural freshwater wetlands and rice paddies, their net primary productivity, seasonally, and possible methane emissions. J. Atmos. Chem. 8: 307-358.
9. Ash, A.J., Howden, S.M., and McIvor, J.G. 1996. Improved rangeland management and its implications for carbon sequestration. In Proceedings of the Fifth International Rangeland Congress, Salt Lake City, Utah, 23-28 July 1995. Society for Range Management, Denver, Colorado. Vol. 1, pp. 19-20.
10. Bailey, V.L., Smith, J.L., and Bolton, H., Jr. 2002. Fungal-to-bacterial ratios in soils investigated for enhanced C sequestration. Soil Biol. Biochem. 34: 997-1007.
11. Baldock, J.A., and Nelson, P.N. 1999. Soil organic matter. In Handbook of soil science. Edited by M.E. Sumner. CRC Press, Washington, D.C., pp. B25-B84.
12. Balesdent, J., and Balabane, M. 1996. Major contribution of roots to soil carbon storage inferred from maize cultivated soils. Soil Biol. Biochem. 28(9): 1261-1263.
13. Balesdent, J., Mariotti, A., and Guillet, B. 1987. Natural 13C abundance as a tracer for studies of soil organic matter dynamics. Soil Biol. Biochem. 19: 25-30.
14. Balesdent, J., Besnard, E., Arrouays, D., and Chenu, C. 1998. The dynamics of carbon in particle-size fractions of soil in a forest-cultivation sequence. Plant Soil, 201: 49-57.
15. Barker, J.R., Baumgardner, G.A., Turner, D.P., and Lee, J. 1995. Potential carbon benefits of the Conservation Reserve Program in the United States. J. Biogeogr. 22: 743-751.
16. 2 concentration when supplied with non-labile inorganic phosphorus. Aust. J. Plant Physiol. 26: 443-451.
17. Barrow, N.J. 1969. The accumulation of soil organic matter under pasture and its effect on soil properties. Aust. J. Exp. Agric. Anim. Husb. 9: 437-444.
18. 2 concentrations in the atmosphere by increasing carbon sequestration in the soil. International Soil Reference and Information Centre, Wageningen, The Netherlands, 114 pp.
19. Batjes, N.H., and Sombroek, W.G. 1997. Possibilities for carbon sequestration in tropical and subtropical soils. Global Change Biol. 3(2): 161-173.
20. Berg, B., Berg, M.P., Bottner, P., Box, E., Breymeyer, A., Calvo de Anta, R., Couteaux, M.M., Escudero, A., Gallardo, A., Kratz, W., Madeira, M., Mälkönen, E., McClaugherty, C., Meentemeyer, V., Munoz, F., Piussi, P., Remacle, J., and Virzo de Santo, A. 1993. Litter mass loss rates in pine forests of Europe and eastern United States: some relationships with climate and litter quality. Biogeochemistry, 20: 127-159.
21. Bergkamp, G., and Orlando, B. 1999. Wetlands and climate change - exploring collaboration between the Convention on Wetlands and the UNFCCC. Ramsar Bureau, Geneva, Switzerland.
22. Bhatti, J.S., Apps M.J., and Jiang, H. 2001. Examining the carbon stocks of boreal forest ecosystems at stand and regional scales. In Assessment of methods for soil C pools. Edited by R. Lal, M. Kimble, R.F. Follett, and B.A. Stewart. Advances in soil science, Lewis Publishers, Boca Raton, Fla., pp. 513-532.
23. Blevins, R.L., and Frye, W.W. 1993. Conservation tillage: An ecological approach to soil management. Adv. Agron. 51: 33-78.
24. Bolin, B., Sukumar, R., Ciais, P., Cramer, W., Jarvis, P., Kheshgi, H., Nobre, C., Semenov, S., and Steffen, W. 2000. Global perspective. In Land use, land use change and forestry. Edited by R.T. Watson, I.R. Noble, B. Bolin, N.H. Ravindranath, D.J. Verardo, and D.J. Dokken. Special report of the IPCC, Cambridge University Press, Cambridge, U.K., pp. 23-51.
25. Boone, R.D., Nadelhoffer, K.J., Canary, J.D., and Kaye, J.P. 1998. Roots exert a strong influence on the temperature sensitivity of soil respiration. Nature, 396: 570-572
26. Bremner, E., Janzen, H.H., and McKenzie, R.H. 2002. Short-term impact of fallow frequency and perennial grass on soil organic carbon in a Brown Chernozem in southern Alberta. Can. J. Soil Sci. 82: 481-488.
27. Brown, S., and Lugo, A. 1990. Effects of forest clearing and succession on the carbon and nitrogen content of soils in Puerto Rico and U.S. Virgin Islands. Plant Soil, 124, 53-64.
28. Brown, S., Sathaye, J., Cannell, M., and Kauppi, P.E. 1996. Management of forests for mitigation of greenhouse gas emissions. In Climate change 1995 - Impacts, adaptations and mitigation of climate change: Scientific-Technical analyses. Edited by R.T. Watson, M.C. Zinyowera, R.H. Moss, and D.J. Dokken. Contribution of Working Group II to the Second Assessment Report of the Intergovernmental Panel on Climate Change, Cambridge University Press, Cambridge, U.K., pp. 773-797.
29. Bruce, J.P., Frome, M., Haites, E., Janzen, H., Lal, R., and Paustian, K. 1999. Carbon sequestration in soils. J. Soil Water Conserv. 54: 381-389.
30. Bullock, P., and Le Houérou, H. 1996. Land degradation and desertification. In Climate change 1995 Impacts, adaptions, and mitigation of climate change: Scientific-Technical analyses. Edited by R.T. Watson, M.C. Zinyowera, and R.H. Moss. Contribution of Working Group II to the Second Assessment Report of the Intergovernmental Panel on Climate Change, Cambridge University Press, Cambridge, U.K., pp. 171-190.
31. Burke, I.C., Lauenroth, W.K., and Coffin, D.P. 1995. Soil organic matter recovery in semiarid grasslands: implications for the Conservation Reserve Program. Ecol. Appl. 5(3): 793-801.
32. Burke, I.C., Lauenroth, W.K., and Milchunas. D.G. 1997. Biogeochemistry of managed grasslands in central North America. In soil organic matter in temperate agroecosystems: Long-term experiments in North America. Edited by E.A. Paul, E.T. Elliott, K. Paustian, and C.V. Cole. CRC Press, Boca Raton, Fla., pp. 85-102.
33. Burke, I.C., Lauenroth, W.K., Vinton, M.A., Hook, P.B., Kelly, R.H., Epstein, H.E., Aguiar, M.R., Robles, M.D., Aguilera, M.O., Murphy, K.L., and Gill, R.A. 1998. Plant-soil interactions in temperate grasslands. Biogeochemistry, 42: 121-143.
34. Buyanovsky, G.A., and Wagner, G.H. 1998. Carbon cycling in cultivated land and its global significance. Global Change Biol. 4: 131-141.
35. Cameron, A.G., and Ross, B.J. 1996. Fertilizer responses of established grass pastures in the Northern Territory. Trop. Grassl. 30: 426-429.
36. 2 concentration on plant-soil carbon below-ground - a summary and synthesis. Plant Soil, 187(2): 391-400.
37. Cannell, M.G.R., Dewar, R.C., and Pyatt, D.G. 1993. Conifer plantations on drained peatlands in Britain: a net gain or loss of carbon? Forestry, 66: 353-369.
38. Cantagallo, J.E., Chimenti, C.A., and Hall, A.J. 1997. Number of seeds per unit area in sunflower correlates well with a photothermal quotient. Crop Sci. 37: 178-1786.
39. Canziani, O.F., and Diaz, S. 1998. Latin America. In The regional impacts of climate change: An assessment of vulnerability. Edited by R.T. Watson, M.C. Zinyowera, and R.H. Moss. Special Report of IPCC Working Group II, Intergovernmental Panel on Climate Change, Cambridge University Press, Cambridge, U.K., pp. 187-230.
40. 2 on plant nutrition and soil organic matter. Plant Soil, 187: 277-288.
41. Carter, M.R., Gregorich, E.G., Angers, D.A., Donald, R.G., and Bolinder, M.A. 1998. Organic C and N storage, and organic C fractions, in adjacent cultivated and forested soils of eastern Canada. Soil and Tillage Research, 47: 253-261.
42. 2 enrichment and temperature increase on the carbon balance of a temperate grass sward. J. Exp. Bot. 48: 1309-1321.
43. Cerri, C.C., Volkoff, B., and Andreaux, F. 1991. Nature and behavior of organic matter in soils under natural forest, and after deforestation, burning and cultivation near Manaus. For. Ecol. Manage. 38: 247-257.
44. Cerri, C.C., Bernoux, M., and Feigl, B.J. 1996. Deforestation and use of soil as pasture: Climatic impacts. In Interdisciplinary research on the conservation and sustainable use of the Amazonian rain forest and its information requirements. Edited by R. Lieberei, C. Reisdorff, and A.D. Machado. Forschungszentrum Geesthacht GmbH (GKSS), Bremen, Germany, pp. 323.
45. 2 on woody plants. New Phytol. 127: 425-446.
46. Christensen, B.T. 1992. Physical fractionation of soil and organic matter in primary particles and density separates. Adv. Soil Sci. 20: 2-90.
47. Christopher, N., Melillo, J.M., Steudler, P.A., Cerri, C.C., de Moreaes, J.F.L., Piccolo, M.C., and Brito, M. 1997. Soil carbon and nitrogen stocks following forest clearing for pasture in the southwestern Brazilian Amazon. Ecol. Appl. 7: 1216-1226.
48. Clymo, R.S. 1984. The limits to peat bog growth. Philos. Trans. R. Soc. London, 303: 605-654.
49. Cole, C.V., Flach, K., Lee, J., Sauerbeck, D., and Stewart, B. 1993. Agricultural sources and sinks of carbon. Water, Air, Soil Pollut. 70: 111-122.
50. Cole, C.V., Duxbury, J., Freney, J., Heinemeyer, O., Minami, K., Mosier, A., Paustian, K., Rosenberg, N., Sampson, N., Sauerbeck, D., and Zhao, Q. 1996. Agricultural options for mitigation of greenhouse gas emissions. In Climate change 1995 - Impacts, adaptations, and mitigation of climate change: Scientific-Technical analyses. Edited by R.T. Watson, M.C. Zinyowera, R.H. Moss, and D.J. Dokken. Cambridge University Press, Cambridge, U.K., pp. 745-771.
51. Cole, C.V., Duxbury, J., Freney, J., Heinemeyer, O., Minami, K., Mosier, A., Paustian, K., Rosenburg, N., Sampson, N., Sauerbeck, D., and Zhao, Q. 1997. Global estimates of potential mitigation of greenhouse gas emissions by agriculture. Nutr. Cycling Agroecosyst. 49: 221-228.
52. Conant, R.T., Paustian, K., and Elliot, E.T. 2001. Grassland management and conversion into grassland: Effects on soil carbon. Ecol. Appl. 11: 343-355.
53. Conant, R.T., Smith, G.R., and Paustian, K. 2003. Spatial variability of soil carbon in forested and cultivated sites: implications for change detection. J. Environ. Qual. 32: 278-286.
54. Conen, F., Yakutin, M.V., and Sambuu, A.D. 2003. Potential for detecting changes in soil organic carbon concentrations resulting from climate change. Global Change Biol. 9: 1515-1520.
55. Cony, M.A. 1995. Rational afforestation of arid and semiarid lands with multipurpose trees. Interciencia, 2(5): 249-253.
56. Couteaux, M.M., McTiernan, K.B., Berg, B., Szuberla, D., Dardenne, P., and Bottner, P. 1998. Chemical composition and carbon mineralisation potential of Scots pine needles at different stages of decomposition. Soil Biol. Biochem. 30: 583-595.
57. Covington, W.W. 1981. Changes in forest floor organic matter and nutrient content following clear cutting in northern hardwoods. Ecology, 62(1): 41-48.
58. Coxson, D.S., and Parkinson, D. 1987. Winter respiratory activity in aspen woodland forest floor litter and soil. Soil Biol. Biochem. 19: 49-59.
59. Dalai, R.C., and Mayer, R.J. 1996. Long-term trends in fertilization of soils under continuous cultivation and cereal cropping in Southern Queensland. II. Total organic carbon and its rate of loss from the soil profile. Aust. J. Soil Res. 24: 281-292.
60. Davidson, E.A., and Ackerman, I.L. 1993. Changes in soil carbon inventories following cultivation of previously untilled soils. Biogeochemistry, 20: 161-193.
61. Davidson, E.A., Nepstad, D.C., Klink, C., and Trumbore, S.E. 1995. Pasture soils as carbon sink. Nature, 376: 472-473.
62. del Galdo, I., Six, J., Peressotti, A., and Francesca Cotrufo, M. 2003. Assessing the impact of land-use change on soil C sequestration in agricultural soils by means of organic matter fractionation and stable C isotopes. Global Change Biol. 9: 1204-1213.
63. Detwiler, R.P. 1986. Land use change and global carbon cycle: The role of tropical soils. Biogeochemistry, 2: 67-93.
64. 2 on soil microbial activity in a Mediterranean model ecosystem. Plant Soil, 187: 333-342.
65. Díaz-Raviña, R.A., Magrin, G.O., Travasso, M.I., and Rodríguez, R.O. 1997. Climate change and its impact on the properties of agricultural soils in the Argentinean Rolling Pampas. Clim. Res. 9: 25-30.
66. Dick, W.A., Blevins, R.L., Frye, W.W., Peters, S.E., Christenson, D.R., Pierce, F.J., and Vitosh, M.L. 1998. Impacts of agricultural management practices on C sequestration in forest-derived soils of the eastern Corn Belt. Soil Tillage Res. 47: 235-244.
67. Dixon, R.K., Winjum, J.K., and Schroeder, P.E. 1993. Conservation and sequestration of carbon: the potential of forest and agroforest management practices. Global Environ. Change, 3(2): 159-173.
68. Dixon, R.K., Wimjum, J.K., Andrasko, K.J., Lee, J.J., and Schroeder, P.E. 1994. Integrated systems: assessing of promising agroforest and alternative land use practices to enhance carbon conservation and sequestration. Clim. Change, 30: 1-23.
69. Domisch, T., Finér, L., Karsisto, M., Laiho, R., and Laine, J. 1998. Relocation of carbon from decaying litter in drained peat soils. Soil Biol. Biochem. 30: 1529-1536.
70. Donigian, A.S., Partwardhan, A.S., Jackson, R.V., Barnwell, T.O., Weinrich, K.B., and Rowell, A.L. 1995. Modeling the impacts of agricultural management practices on soil carbon in the central U.S. In Soil Management and Greenhouse Effect. Edited by R. Lal, J. Kimble, E. Levine, and B.A. Stewart. CRC-Lewis Publishers, Boca Raton, Fla., pp. 121-135.
71. Dormaar, J.F., and Smoliak, S. 1985. Recovery of vegetative cover and soil organic matter during revegetation of abandoned farmland in a semiarid climate. J. Range Manage. 38: 487-91.
72. 2 content of atmosphere in China. Agric. Input Environ. 1995: 279-302.
73. Dumanski, J., Desjardins, R.L., Tarnocai, C., Monreal, C., Gregorich, E.G., Kirkwood, V., and Campbell, C.A. 1998. Possibilities for future carbon sequestration in Canadian agriculture in relation to land use changes. Clim. Change, 40: 81-103.
74. 2 concentration on natural and commercial trees and forests. Adv. Ecol. Res. 19: 1-55.
75. Ericsson, E. 2003. Carbon accumulation and fossil fuel substitution during different rotation scenarios. Scand. J. For. Res. 18: 269-278.
76. Eswaran, H., Van den Berg, E., and Reich, P. 1993. Organic carbon in soils of the world. Soil Sci. Soc. Am. J. 57: 192-194.
77. Faminow, M.D. 1998. Cattle, deforestation and development in the Amazon: An economic, agronomic and environmental perspective. CAB International, Wallingford, United Kingdom, 253 pp.
78. FAO/ISRIC, 1990. Guidelines for soil description. Food and Agriculture Organization, Rome, Italy.
79. FAO/UNEP, 1999. Terminology for integrated resources planning and management. Food and Agriculture Organization/United Nations Environmental Programme, Rome, Italy and Nairobi, Kenya.
80. Fay, C., de Foresta, H., Sarait, M., and Tomich, T.P. 1998. A policy breakthrough for Indonesian farmers in the Krui damar agroforests. Agrofor. Today, 10(2): 25-26.
81. Fearnside, P.M. 1999. Biodiversity as an environmental service in Brazil's Amazonian forests: Risks, value and conservation. Environ. Conserv. 26(4): 305-321.
82. Fearnside, P.M., and Barbosa, R.I. 1998. Soil carbon changes from conversion of forest to pasture in Brazilian Amazonia. For. Ecol. Manage. 108(1-2): 147-166.
83. Feller, C., and Beare, M.H. 1997. Physical control of soil organic matter dynamics in the tropics. Geoderma, 79: 69-116.
84. Finér, L., and Laine, J. 1998. Fine root dynamics at drained peatland sites of different fertility in southern Finland. Plant Soil, 201: 27-36.
85. 2 studies. J. Exp. Bot. 48: 307-313.
86. Fisher, M.J., Rao, I.M., Lascano, C.E., Ayarza, M.A., Sanz, J.I., Thomas, R.J., and Vera, R.R. 1995. Pasture soils as carbon sink. Nature, 376(10): 473.
87. Fisher, M.J., Rao, I.M., Ayarza, M.A., Lascano, C.E., Sanz, J.I., Thomas, R.J., and Vera, R.R. 1994. Carbon storage by introduced deep-rooted grasses in the South American savannas. Nature, 371(6494): 236-238.
88. Fisher, M.J., Thomas, R.J., and Rao, I.M. 1997. Management of tropical pastures in acid-soil savannas of South America for carbon sequestration in the soil. In Management of carbon sequestration in soil. Edited by R. Lal, J.M. Kimble, R.F. Follett, and B.A. Stewart. CRC-Lewis Press, Boca Raton, Fla., pp. 405-420.
89. Fowler, D., Cape, J.N., and Unsworth, M.H. 1989. Deposition of atmospheric pollutants on forests. Philos. Trans. R. Soc., London, 324B: 247-265.
90. García-Oliva, F., Sanford, R.L., and Kelly, E. 1999. Effects of slash-and-burn management on soil aggregate organic C and N in a tropical deciduous forest. Geoderma, 88(1-2): 1-12.
91. Giardina, C.P., and Ryan, M.G. 2000. Evidence that decomposition rates of organic carbon in mineral soils do not vary with temperature. Nature, 404: 858-861.
92. Gitay, H., and Noble, I.R. 1998. Middle East and arid Asia. In The regional impacts of climate change: An assessment of vulnerability. Edited by R.T. Watson, M.C. Zinyowera, and R.H. Moss. Special Report of IPCC Working Group II, Intergovernmental Panel on Climate Change, Cambridge University Press, Cambridge, U.K., pp. 231-252.
93. Glenn, S., Heyes, A., and Moore, T.R. 1993. Carbon dioxide and methane emissions from drained peatland soils, southern Quebec. Global Biogeochem. Cycles, 7: 247-258.
94. Gorham, E. 1995. The biogeochemistry of northern peatlands and its possible responses to global warming. In Biotic feedbacks in the global climatic system. Edited by G.M. Woodwell and F.T. MacKenzie. Oxford University Press, New York, N.Y., pp. 169-187.
95. Goulden, M.L., Wofsy, S.C., Harden, J.W., Trumbore, S.E., Grill, P.M., Gower, S.T., Fries, T., Daube, B.C., Fan, S.M., Sutton, D.J., Bazza, A., and Munger, J.W. 1998. Sensitivity of boreal forest carbon balance to soil thaw. Science, 279: 214-216.
96. Grace, P.R., Post, W.M., Godwin, D.C., Bryceson, K.P., Truscott, M.A., and Hennessy, K.J. 1997. Soil carbon dynamics in relation to soil surface management and cropping systems in Australian agroecosystems. In Management of carbon sequestration in soil. Edited by R. Lal, J.M. Kimble, R.F. Follett, and B.A. Stewart. CRC-Lewis Press, Boca Raton, Fla., pp. 175-193.
97. Grant, R.F., Izaurralde, R.C., Nyborg, M., Malhi, S.S., Soberg, E.D., and Jans-Hammermeister, D. 1997. In Soil processes and the carbon cycle. Edited by R. Lal, J.M. Kimble, R.F. Follett, and B.A. Stewart. CRC Press, Boca Raton, Fla., pp. 527-547.
98. Greenland, D.J. 1995. Land use and soil carbon in different agroecological zones. In Soil management and greenhouse effect. Edited by R. Lal, J. Kimble, E. Levine, and B.A. Stewart. Lewis Publishers, Boca Raton, Fla., pp. 9-24.
99. Gregg, J.W., Jones, C.G., and Dawson, T.D. 2003. Urbanization effects on tree growth in the vicinity of New York City. Nature, 424: 183-187.
100. Gregory, P., Ingram, J., Campbell, B., Goudriaan, J., Hunt, T., Landsberg, J., Linder, S., Stafford-Smith, M., Sutherst, B., and Valentin, C. 1999. Managed production systems. In The terrestrial biosphere and global change. Implications for natural and managed ecosystems. Synthesis Volume B. Edited by B. Walker, W. Steffen, J. Canadell, and J. Ingram. International Geosphere-Biosphere Program Book Series No. 4, Cambridge University Press, Cambridge, U.K., pp. 229-270.
101. Griffin, D.M. 1969. Soil water in the ecology of fungi. Annu. Rev. Phytopathol. 7: 289-311.
102. Griffiths, E., and Birch, H.F. 1961. Microbiological changes in freshly moistened soil. Nature, 189: 424.
103. Grunzweig, J.M., Lin, T., Rotenberg, E., Schwartz, A., and Yakir, D. 2003. Carbon sequestration in arid-land forest. Global Change Biol. 19: 791-799.
104. 2. Global Change Biol. 9: 862-872.
105. Hall, P.J., and Moody, B. 1994. Forest depletions caused by insects and diseases in Canada 1982-1987. Information Report ST-X-8, Natural Resources Canada, Canadian Forest Service, Ottawa, Ont., 14 pp.
106. Harden, J.W., Sundquist, E.T., Stallard, R.F., and Mark, R.K. 1992. Dynamics of soil carbon during deglaciation of the Laurentide ice sheet. Science, 258: 1921-1924.
107. Harmon, M.E., Franklin, J.F., Swanson, F.J., Sollins, P., Gregory, S.V., Lattin, J.D., Anderson, N.H., Cline, S.P., Sedell, J.R., Lienkaemper, G.W., Cromack, K., and Cummins, K.W. 1986. Ecology of coarse woody debris in temperate ecosystems. In Advances in ecological research, Volume 15. Edited by A. Macfadyen and E.D. Ford., Academic Press, London, U.K., pp. 133-302.
108. Harmon, M.E., Ferrel, W.K., and Franklin, J.F. 1990. Effects on carbon storage of conversion of old-growth forests to young forests. Science, 247(4943): 699-703.
109. Harrison, K.G., Broecker, W.S., and Bonani, G. 1993. The effect of changing land use on soil radiocarbon. Science, 262: 725-726.
110. 2: a model for future forest responses? Global Change Biol. 3: 463-71.
111. Haynes, R.J., and Williams, P.H. 1992. Accumulation of soil organic matter and the forms, mineralization potential and plant-availability of accumulated organic sulfur: effects of pasture improvement and intensive cultivation. Soil Biol. Biochem. 24: 209-217.
112. Heagle, A.S., Miller, J.E., Booker, F.L., and Pursley, W.A. 1999. Ozone stress, carbon dioxide enrichment, and nitrogen fertility interactions in cotton. Crop Sci. 39: 731-741.
113. Hendrickson, O.Q. 1981. Flux of nitrogen and carbon gases in bottomland soils of an agricultural watershed. Ph.D. thesis, University of Georgia, Athens, Ga., 210 pp.
114. Hendrickson, O.Q. 1985. Variation in the C:N ratio of substrate mineralized during forest humus decomposition. Soil Biol. Biochem. 17: 435-440.
115. Hendrickson, O.Q., and Robinson, J.B. 1984. Effects of roots and litter on mineralization processes in forest soil. Plant Soil, 80: 391-405.
116. Hendrickson, O.Q., Chatarpaul, L., and Burgess, D. 1989. Nutrient cycling following whole-tree and conventional harvest in northern mixed forest. Can. J. For. Res. 19: 725-735.
117. Henning, F.P., Wood, C.W., Rogers, H.H., Runion, G.B., and Prior, S.A. 1996. Composition and decomposition of soybean and sorghum tissues grown under elevated atmospheric carbon dioxide. J. Environ. Qual. 25: 822-827.
118. Houghton, R.A. 1995a. Changes in the storage of terrestrial carbon since 1850. In Soils and global change. Edited by R. Lal, J. Kimble, E. Levine, and B.A. Stewart. Lawis Publishers, Boca Raton, Fla., pp. 45-65.
119. 2 concentration on terrestrial stores of carbon. In Biotic feedbacks in the global climate systems. Edited by G.M. Woodwell and E.T. MacKenzie. Oxford University Press, New York, N.Y., pp. 333-350.
120. 2 to the atmosphere. Ecol. Monogr. 53(3): 235-262.
121. Houghton, R.A., Skole, D.L., Nobre, C.A., Hackler, J.L., Lawrence, K.T., and Chomentowski, W.H. 2000. Annual fluxes of carbon from deforestation and regrowth in the Brazilian Amazon. Nature, 403: 301-304.
122. Huggins, D.R., Allan, D.L., Gardner, J.C., Karlen, D.L., Bezdicek, D.F., Rosek, M.J., Alms, M.J., Flock, M., and Staben, M.L. 1998. Enhancing carbon sequestration in CRP-managed lands. In Management of carbon sequestration in soil. Edited by R. Lal, J. Kimble, R.F. Follett, and B.A. Stewart. CRC-Lewis Press, Boca Raton, Fla., pp. 323-334.
123. Hungate, B.A., Holland, E.A., Jackson, R.B., Chapin, P.S., Mooney, H.A., and Field, C.B. 1997. The fate of carbon in grasslands under carbon dioxide enrichment. Nature, 388: 576-579.
124. Huxley, P. 1999. Tropical Agroforestry. Blackwell Science Publishers, London, U.K., 371 pp.
125. IGBP Terrestrial Carbon Working Group, 1998. The terrestrial carbon cycle: Implications for the Kyoto Protocol. Science, 280: 1393-1394.
126. IPCC. 1996. Climate change 1995: Impacts, adaptations and mitigation of climate change: Scientific-Technical analyses. Contribution of working group II to the Second Assessment Report of the Intergovernmental Panel on Climate Change. Edited by R. Watson, M.C. Zinyowera, and R. Moss. Cambridge University Press, Cambridge, U.K., 880 pp.
127. IPCC. 2000. Land use, land-use change, and forestry. Special Report of the Intergovernmental Panel on Climate Change, Edited by R.T. Watson, I. R. Noble, B. Bolin, N.H. Ravindranath, D.J. Verardo, and D.J. Dokken. Cambridge University Press, Cambridge, U.K., 375 pp.
128. IPCC. 2001a. Climate change 2001: Impacts, adaptation & vulnerability. Contribution of Working Group II to the Third Assessment Report of the Intergovernmental Panel on Climate Change (IPCC). Edited by J.J. McCarthy, O.F. Canziani, N. A. Leary, D.J. Dokken and K.S. White. Cambridge University Press, Cambridge, U.K., 1000 pp.
129. IPCC. 2001b. Climate change 2001: Mitigation. Contribution of Working Group III to the Third Assessment Report of the Intergovernmental Panel on Climate Change (IPCC), Edited by B. Metz, O. Davidson, R. Swart, and J. Pan. Cambridge University Press, Cambridge, U.K., 700 pp.
130. IPCC. 2002. Climate change and biodiversity. IPCC Technical Paper no. 5, H. Gitay, A. Suarez and R. Watson (lead authors). Intergovernmental Panel on Climate Change, Geneva, Switzerland, 88 pp. Available from http://www.ipcc.ch/ pub/tpbiodiv.pdf [accessed 25 February 2004].
131. Ismail, I., Bevins, R.L., and Frye, W.W. 1994. Long-term no-tillage effects on soil properties and continuous corn yields. Soil Sci. Soc. Am. J. 58: 193-198.
132. Izac, A.M.N., and Sanchez, P.A. 2000. Towards a natural resource management paradigm for international agriculture: the example of agroforestry research. Agric. Syst. 69: 5-25.
133. 2 emissions. Science, 300: 1538-1542.
134. Janzen, H.H., Campbell, C.A., Izaurralde, R.C., Ellert, B.H., Juma, N., McGill, W.B., and Zentner, R.P. 1998. Management effects on soil C storage on the Canadian prairies. Soil Tillage Res. 47: 181-195.
135. Jenkinson, D.S. 1991. The Rothamsted long-term experiments: are they still of use? J. Agron. 83: 2-12.
136. Johnson, D.W. 1992. Effects of forest management on soil carbon storage. Water, Air, Soil Pollut. 64: 83-120.
137. Johnson, D.W. 1995. Role of carbon in the cycling of other nutrients in forested ecosystems. In Carbon forms and functions in forest soils. Edited by J.M. Kelly and W.M. McFee. Soil Science Society of America, Madison, Wis., pp. 299-328.
138. Kanowski, P.J., Savill, P.S., Adlard, P.G., Burley, J., Evans, J., Palmer, J.R., and Wood, P.J. 1992. Plantation forestry. In Managing the world's forests, Edited by N.P. Sharma. Kendall-'Hunt, Dubuque, la., pp. 375-401.
139. Kasimir-Klemedtsson, A., Klemedtsson, L., Berglund, K., Martikainen, P., Silvola, J., and Oenema. O. 1997. Greenhouse gas emissions from farmed organic soils: a review. Soil Use Manage. 13: 245-250.
140. Kelly, R.H., Burke, I.C., and Lauenroth, W.K. 1996. Soil organic matter and nutrient availability responses to reduced plant inputs in shortgrass steppe. Ecology, 77(8): 2516-2527.
141. Kern, J.S., and Johnson, M.G. 1993. Conservation tillage impacts on national soil and atmosperic carbon levels. Soil Sci. Soc. Am. J. 57: 200-210.
142. Kharin, N. 1996. Strategy to combat desertification in Central Asia. Desertif. Control Bull. 29: 29-34.
143. Kirschbaum, M.U.F. 2000. Will changes in soil organic matter act as a positive or negative feedback on global warming? Biogeochemistry, 48: 21-51.
144. Kolchugina, T.P., Vinson, T.S., Gaston, G.G., Rozhkov, V.A., and Shwidenko, A.Z. 1995. Carbon pools, fluxes, and sequestration potential in soils of the former Soviet Union. In Soil management and greenhouse effect. Edited by R. Lal, J. Kimble, E. Levine, and B.A. Stewart. CRC-Lewis Publishers, Boca Raton, Fla., pp. 25-40.
145. 2. In Global Change and Terrestrial Ecosystems. Edited by B. Walker, W. Steffen, J. Canadell, and J. Ingram. International Geosphere-Biosphere Program Book Series No. 4, Cambridge University Press, Cambridge, U.K., pp. 20-42.
146. Kuliev, A. 1996. Forests - an important factor in combatting desertification. Probl. Desert Dev. 4: 29-31.
147. Kurz, W.A., Apps, M.J., Stocks, B.J., and Volney, W.J.A. 1995a. Global climatic change: disturbance regimes and biospheric feedbacks of temperate and boreal forests. In Biotic feedbacks in the global climatic system: Will the warming speed the warming? Edited by G.M. Woodwell and F.T. Mackenzie. Oxford University Press, New York, N.Y., pp. 119-133.
148. Kurz, W.A., Apps, M.J., Beukema, S.J., and Lekstrum, T. 1995b. Twentieth century carbon budget of Canadian forests. Tellus, 47B: 170-177.
149. Kurz, W.A., and Apps, M.J. 1999. A 70-year retrospective analysis of carbon fluxes in the Canadian forest sector. Ecol. Appl. 9: 526-547.
150. Laiho, R., and L. Finér, 1996. Changes in root biomass after water-level drawdown on pine mires in Southern Finland. Scand. J. For. Res. 11: 251-260.
151. Laiho, R., and Laine, J. 1997. Tree stand biomass and carbon content in an age sequence of drained pine mires in southern Finland. For. Ecol. Manage. 93: 161-169.
152. Laine, J., Vasander, H., and Laiho, T. 1995. Long-term effects of water level drawdown on the vegetation of drained pine mires in southern Finland. J. Appl. Ecol. 32: 785-802.
153. Laine, J., Silvola, J., Tolonen, K., Alm, J., Nykänen, H., Vasander, H., Sallantaus, T., Savolainen, I., Sinisalo, J., and Martikainen, P.J. 1996. Effect of water-level drawdown in northern peatlands on the global climatic warming. Ambio, 25: 179-184.
154. Lal, R. 1989. Conservation tillage for sustainable agriculture. Adv. Agron. 42: 85-197.
155. Lal, R. 1995. Global soil erosion by water and carbon dynamics. In Soils and global change. Advances in soil science. Edited by R. Lal, J. Kimble, E. Levine, and B.A. Stewart. Lewis Publishers, Chelsea, Mich., pp. 131-142.
156. 2-enrichment. Soil Tillage Res. 43: 81-107.
157. Lal, R. 2003. Global potential of soil carbon sequestration to mitigate the greenhouse effect. Crit. Rev. Plant Sci. 22: 151-184.
158. Lal, R., and Bruce, J.P. 1999. The potential of world cropland soils to sequester C and mitigate the greenhouse effect. Environ. Sci. Policy, 2: 177-185.
159. Lal, R., Kimble, J.M., Follett, R.F., and Cole, C.V. 1998. The potential of US cropland to sequester carbon and mitigate the greenhouse effect. Ann Arbor Press, Chelsea, Mi., 128 pp.
160. Lal, R., Hassan, H.M., and Dumanski, J. 1999. Desertification control to sequester C and mitigate the greenhouse effect. In Carbon sequestration in soils: Science, monitoring and beyond. Edited by R.J. Rosenberg, R.C. Izaurralde, and E.L. Malone. Battelle Press, Columbus, Oh., pp. 83-107.
161. Larionova, A.A., Yermolayev, A.M., Blagodatsky, S.A., Rozanova, L.N., Yevdokimov, I.V., and Orlinsky, D.B. 1998. Soil respiration and carbon balance of gray forest soils as affected by land use. Biol. Fertil. Soils, 27: 251-257.
162. Last, F.T., and Watling, R. (Editors). 1991. Acidic deposition: Its nature and impacts. Proc. R. Soc. Edinburgh, Sect. B, 97.
163. Leakey, R.R.B. 1996. Definition of agroforestry revisited. Agrofor. Today, 8(1): 5-7.
164. Leuking, M.A., and Schepers, J.S. 1985. Changes in soil carbon and nitrogen due to irrigation development in Nebraska's sand hill soils. Soil Sci. Soc. Am. J. 49: 626-630.
165. Lindstrom, M.J., Schumacher, T.E., Reicosky, D.C., and Beck, D.L. 1999. Soil quality: Post conservation reserve changes with tillage and cropping. In Soil quality and soil erosion. Edited by R. Lal. CRC Press, Boca Raton, Fla., pp. 143-151.
166. Liski, J., Ilvesniemi, H., Mäkelä, A., and Starr, M. 1998. Model analysis of the effects of soil age, fires and harvesting on the carbon storage of boreal forest soils. Eur. J. Soil Sci. 49(3): 407-416.
167. 2 emissions from soil in response to climatic warming are overestimated - the decomposition of old soil organic matter is tolerant of temperature. Ambio, 28(2): 171-174.
168. Liski, J., Perruchoud, D., and Karjalainen, T. 2002. Increasing carbon stocks in the forest soils of western Europe. For. Ecol. Manage. 169: 159-175.
169. 2, temperature and N fertilizer on the accumulation of below-ground carbon in a temperate grassland ecosystem. Plant Soil, 212: 123-134.
170. 2, temperature and N fertilizer on the turnover of below-ground carbon in a temperate grassland ecosystem. Plant Soil, 212: 233-247.
171. Lugo, A.E., and Brown, S. 1993. Management of tropical soils as sinks or sources of atmospheric carbon. Plant Soil, 149: 27-41.
172. Lugo, A.E., Sanchez, M.J., and Brown, S. 1986. Land use and organic carbon content of some subtropical soils. Plant Soil, 96: 185-196.
173. MacDonald, N.W., Randlett, D.L., and Zak, D.R. 1999. Soil warming and carbon loss from a Lake States Spodosol. Soil Sci. Soc. Am. J. 63: 211-218.
174. Makipaa, R., Karjalainen, T., Pussinen, A., and Kellomaki, S. 1999. Effects of climate change and nitrogen deposition on the carbon sequestration of a forest ecosystem in the boreal zone. Can. J. For. Res. 29: 1490-1501.
175. Manley, J.T., Schuman, G.E., Reeder, J.D., and Hart, R.H. 1995. Rangeland soil carbon and nitrogen responses to grazing. J. Soil Water Conserv. 50: 294-298.
176. Mann, L.K. 1986. Changes in soil carbon storage after cultivation. Science, 142(5): 279-288.
177. 2 on growth and physiology of sunflower and maize seedlings. Plant Ecol. 128: 224-234.
178. Martikainen, P.J., Nykänen, H., Alm, J., and Silvola, J. 1995. Change in fluxes of carbon dioxide, methane and nitrous oxide due to forest drainage of mire sites of different trophy. Plant Soil, 168-169: 571-577.
179. Matthews, E., and Fung, I. 1987. Methane emission from natural wetlands: global distribution, area, and environmental characteristics of sources. Global Biogeochem. Cycles, 1: 61-86.
180. McCarty, G.W., Lyssenko, N.N. and Starr, J.L. 1998. Short-term changes in soil carbon and nitrogen pools during tillage management transition. Soil Sci. Soc. Am. J. 62: 1564-1571.
181. McConnell, S.G., and Quinn, M.L. 1988. Soil productivity of four land use systems in southeastern Montana. Soil Sci. Soc. Am. J. 52: 500-506.
182. McIntosh, P.D., Allen, R.B., and Scott, N. 1997. Effects of exclosure and management on biomass and soil nutrient pools in seasonally dry high country, New Zealand. J. Environ. Manage. 51: 169-186.
183. 3 damage? Plant, Cell Environ. 20: 77-84.
184. 2] on photosynthesis in European forest species: a meta-analysis of model parameters. Plant, Cell Environ. 22: 1475-1495.
185. Meentemeyer, V. 1984. The geography of organic decomposition rates. Ann. Assoc. Am. Geogr. 74: 551-560.
186. Meentemeyer, V., Gardner, J., and Box, E.O. 1985. World patterns and amounts of detrital soil carbon. Earth Surf. Proc. Landforms, 10(6): 557-567.
187. Melillo, J.R., McGuire, A.D., Kicklighter, D.W., Moore, B., Vorosmarty, C.J., and Schloss, A.L. 1993. Global climate change and terrestrial net primary production. Nature, 363: 234-240.
188. Melillo, J.M., Steudler, P.A., Aber, J.D., Newkirk, K., Lux, H., Bewles, F.P., Catricala, C., Magill, A., Ahrens T., and Morrisseau, S. 2002. Soil warming and carbon-cycle feedbacks to the climate system. Science, 298: 2173-2176.
189. Meybeck, D.J.D. 1982. Carbon, nitrogen and phosphorous transport by world rivers. Am. J. Sci. 282: 410-450.
190. 2 and N availability on the below ground carbon and nitrogen dynamics of aspen mesocosms. Oecologia, 124: 432-445.
191. Millennium Ecosystem Assessment, 2003. Ecosystems and human well-being: A framework for assessment. Island Press, Washington, D.C., 245 pp.
192. Minkkinen, K., and Laine, J. 1998. Long-term effect of forest drainage on the peat carbon stores of pine mires in Finland. Can. J. For. Res. 28: 1267-1275.
193. Moore, T.R., Trofymow, T.A., Taylor, B., Prescott, C., Camire, C., Duschene, L., Fyles, J., Kozak, L., Kranabetter, M., Morrison, I., Siltanen, M., Smith, S., Titus, B., Visser, S., Wein, R., and Zoltai, S. 1999. Rates of litter decomposition in Canadian forests. Global Change Biol. 5: 75-82.
194. 2 emissions along two moisture gradients in the Canadian boreal zone. J. Geophys. Res. 102: 29, 261-229, 277.
195. 2enrichment. Plant Soil, 165: 139-146.
196. Mosier, A.R. 1998. Soil processes and global change. Biol. Fertil. Soils, 27: 221-229.
197. Murray, D.R. 1997. Carbon dioxide and plant response. Research Studies Press Ltd., John Wiley and Sons, New York, N.Y., 275 pp.
198. Nadelhoffer, K.J., Emmett, B.A., Gundersen, P., Kjonaas, O.J., Koopmans, C.J., Schleppi, P., Tietema, A., and Wright, R.F. 1999. Nitrogen deposition makes a minor contribution to carbon sequestration in temperate forests. Nature, 398(6723): 145-148.
199. Nakane, K. 1976. An empirical formulation of the vertical distribution of carbon concentration in forest soils. Jpn. J. Ecol. 26: 171-174.
200. Neill, C., Melillo, J.M., Steudler, P.A., Cerri, C.C., Moraes, J.F.L., Piccolo, M.C., and Brito, M. 1997. Soil carbon and nitrogen stocks following forest clearing for pasture in the southwestern Brazilian Amazon. Ecol. Appl. 7(4): 1216-1225.
201. Nepstad, D.C., Decarvalho, C.R., Davidson, E.A., Jipp, P.H., Lefebvre, P.A., Negreiros, G.H., Dasilva, E.D., Stone, T.A., Trumbore, S.E., and Vieira, S. 1994. The role of deep roots in the hydrological and carbon cycles of Amazonian forests and pastures. Nature, 372(6507): 666-669.
202. Nepstad, D.C., Klink, C., and Trumbore, S.E. 1995. Pasture soils as carbon sink. Nature, 376: 472-473.
203. Nie, X. 1996. The water and soil conservation and Loess Plateau farming. J. Sci. Tech. Shangxi Water Soil Conserv. 6-8. [In Chinese.]
204. Niklinska, M., Maryanski, M., and Laskowski, R. 1999. Effect of temperature on humus respiration rate and nitrogen mineralization: Implications for global climate change. Biogeochemistry, 44: 239-257.
205. Nilsson, S., Jonas, M., Stolbovoi, V., Shivdenko, A., Obersteiner, M., and McCallum, I. 2003. The missing "missing sink". For. Chron. 79: 1071-1074.
206. Odum, E.P. 1969. The strategy of ecosystem development. Science, 164: 262-270.
207. Ojima, D.S., Dirks, B.O.M., Glenn, E.P., Owensby, C.E., and Scurlock, J.O. 1993a. Assessment of C budget for grasslands and drylands of the world. Water, Air, Soil Pollut. 70, 95-109.
208. 2 changes on grassland storage of soil C. Water, Air, Soil Pollut. 70: 643-657.
209. Oldeman, L.R. 1994, The global extent of soil degradation. In Soil resilience and sustainable land use. Edited by D.J. Greenland and I. Szaboles. CAB International, Wallingford, U.K., pp. 99-118.
210. Oldeman, R.L., Hakkeling, T.A., and Sombroek, W.G. 1991. World map of the status of human-induced soil degradation, 2nd rev. ed. International Soil Reference and Information Centre, Wageningen, The Netherlands.
211. 2-enriched atmosphere. Nature, 411: 469-472.
212. 2 and above- and belowground litter quality of a tallgrass prairie. Water, Air, Soil Pollut. 70: 413-424.
213. Paustian, K., Andren, O., Janzen, H.H., Lal, R., Smith, P., Tian, G., Tiessen, H., Van Noordwijk, M., and Woomer, P.L. 1997a. Agricultural soils as a sink to mitigate carbon dioxide emissions. Soil Use Manage. 13(4): 230-244.
214. Paustian, K., Elliot, E.T., and Killian, K. 1997b. Modeling soil carbon in relation to management and climate change in some agroecosystems in central North America. In Soil processes and the carbon cycle. Edited by R. Lal, J.M. Kimble, R.F. Follett, and B.A. Stewart. CRC Press, Boca Raton, Fla., pp. 459-471.
215. 2 mitigation by agriculture: an overview. Clim. Change, 40: 135-162.
216. 2 emissions from agricultural soils. Biogeochemistry, 48: 147-163.
217. Pickett, S.T.A., and White, P.S. 1985. The ecology of natural disturbance and patch dynamics. Academic Press Inc., San Diego, Calif., 472 pp.
218. 2? Global Change Biol. 4: 639-697.
219. Post, W.M., and Kwon, K.C. 2000. Soil carbon sequestration and land use: processes and potential. Global Change Biol. 6: 317-328.
220. Post, W.M., Izaurralde, R.C., Mann, L.K., and Bliss, N. 1999. Monitoring and verifying soil carbon sequestration. In Carbon sequestration in soils. Edited by N. Rosenberg, R.C. Izaurralde, and E.L. Malone. Batelle Press, Columbus, Oh., pp. 41-82.
221. Poulton, P.R., Pye, E., Hargreaves, P.R., and Jenkinson, D.S. 2003. Accumulation of carbon and nitrogen by old arable land reverting to woodland. Global Change Biol. 9, 942-955.
222. Powlson, D.S., and Jenkinson, D.S. 1981. A comparison of the organic matter, biomass, adenosine triphosphate and mineralizable nitrogen contents of ploughed and direct-drilled soils. J. Agric. Sci. 97: 713-721.
223. 2, soil nitrogen and turnover of fine roots. New Phytol. 129: 579-585.
224. 2. In Climate change 2001: The scientific basis. Contribution of Working Group I to the IPCC Third Assessment Report, Intergovernmental Panel on Climate Change, Cambridge University Press, Cambridge, U.K., 892 pp.
225. Prior, S.A., Torbert, H.A., Runion, G.B., Rogers, H.H., Wood, C.W., Kimball, B.A., LaMorte, R.L., Pinter, P.J., and Wall, G.W. 1997. Free-air carbon dioxide enrichment of wheat: soil carbon and nitrogen dynamics. J. Environ. Qual. 26: 1161-1166.
226. Richey, J.E., Brock, J.T., Naiman, R.J., Wissmar, R.C., and Stallart, R.R. 1980. Organic carbon: oxidation and transport in the Amazon River. Science, 207: 1348-1351.
227. Richter, D.D., Markewitz, D., Trumbore, S.E., and Wells, C.G. 1999. Rapid accumulation and turnover of soil carbon in an aggrading forest. Nature, 400: 56-58.
228. Robles, M.D., and Burke, I.C. 1998. Soil organic matter recovery on Conservation Reserve Program fields in southeastern Wyoming. Soil Sci. Soc. Am. J. 62: 725-730.
229. 2 concentration and nitrogen supply in cotton, I: Growth and leaf nitrogen concentration. Aust. J. Plant Physiol. 23: 119-125.
230. 2 enrichment with emphasis on roots and the rhizosphere. Environ. Pollut. 83: 155-189.
231. 2 effects on carbon and nitrogen cycling in grass/clover turves of a Psammaquent soil. Plant Soil, 182: 185-198.
232. Roulet, N.T., Ash, R., Quinton, W., and Moore, T.R. 1993. Methane flux from drained northern peatland: effect of persistent water table lowering on flux. Global Biogeochem. Cycles, 7: 749-769.
233. Sanchez, P.A. 1995. Science in agroforestry. Agrofor. Syst. 30: 5-55.
234. Santruckova, H., Bird, M.I., Kalaschnikov, Y.N., Grund, M., Elhottova, D., Simek, M., Grigoryev, S., Gleixner, G., Arneth, A., Schulze, E.-D., and Lloyd, J. 2003. Microbial characteristics of soils on a latitudinal transect in Siberia. Global Change Biol. 9: 1106-1117.
235. SCBD, 2003. Interlinkages between biological diversity and climate change: Advice on the integration of biodiversity considerations into the implementation of the United Nations Framework Convention on Climate change and its Kyoto Protocol. CBD Technical Series no. 10. Secretariat of the Convention on Biological Diversity, Montreal, Que. Available from http://www.biodiv.org/ doc/publications/cbd-ts-10.pdf [accessed 25 February 2004].
236. Scharpenseel, H.W., and Becker-Heidmann, P. 1994. Sustainable land use in the light of resilience/elasticity to soil organic matter fluctuations. In Soil resilience and sustainable land use. Edited by D.J. Greenland and I. Szabolcs. CAB International, Wallingford, U.K., pp. 249-264.
237. Schimel, D.S. 1995. Terrestrial ecosystems and the carbon cycle. Global Change Biol. 1: 77-91.
238. Schindler, D.W., and Bayley, S.E. 1993. The biosphere as an increasing sink for atmospheric carbon: Estimates from increased nitrogen deposition. Global Biogeochem. Cycles, 7: 717-733.
239. Schlesinger, W.H. 1982. Carbon storage in the caliche of arid soils: a case study from Arizona. Soil Sci. 133: 247-255.
240. Schlesinger, W.H. 1986. Changes in soil carbon storage and associated properties with disturbance and recovery. In The changing carbon cycle: A global analysis. Edited by J.R. Trabalka and D.E. Reichle. Springer-Verlag, New York, N.Y., pp. 194-220.
241. Schlesinger, W.H. 1999. Carbon and agriculture - carbon sequestration in soils. Science, 284(5423): 2095.
242. Schlesinger, W.H. 2000. Carbon sequestration in soils: some cautions amid optimism. Agric. Ecosyst. Environ. 82: 121-127.
243. Schlesinger, W.H., and Melack, J.M. 1981. Transport of organic carbon in the world's rivers. Tellus, 33: 172-187.
244. 2. Nature, 411: 466-469.
245. Schnabel, R.R., Franzluebbers, A.J., Stout, W.L., Sanderson, M.A., and Stuedemann, J.A. 2000. Pasture management effects on soil carbon sequestration. In Carbon sequestration potential of U.S. grazinglands. Edited by R.F. Follett, J.M. Kimble, and R. Lal. CRC Press, Boca Raton, Fla., pp. 291-322.
246. Scholes, R.J. 1999. Will the terrestrial carbon sink saturate soon? Global Change Newsl. 37: 2-3.
247. Scholes, R.J., and van Breemen, N. 1997. The effects of global change on tropical ecosystems. Geoderma, 79: 9-24.
248. Scholes, R.J., Schulze, E.-D., Pitelka, L.F., and Hall, D.O. 1999. Biogeochemistry of terrestrial ecosystems. In The terrestrial biosphere and global change. Edited by B. Walker, W. Steffen, J. Canadell, and J. Ingram. International Geosphere-Biosphere Program Book Series No. 4, Cambridge University Press, Cambridge, U.K., pp. 271-303.
249. Schwab, A.P., Owensby, C.E., and Kulyingyong, S. 1990. Changes in soil chemical properties due to 40 years of fertilization. Soil Sci. 149(1): 35-43.
250. Scurlock, J.M. and Hall, D.O. 1998. The global carbon sink: a grassland perspective. Global Change Biol. 4: 229-233.
251. Semenov, S.M., Kukhta, B.A., and Rudkova, A.A. 1997. Assessment of the tropospheric ozone effect on higher plants. Meteorol. Hydrol. 12: 36-40.
252. Sharitz, R.R., and Gresham, C.A. 1998. Pocosins and Carolina bays. In Southern forested wetlands: Ecology and management. Edited by M.G. Messina and W.H. Conner. Lewis Publishers, Boca Raton, Fla., pp. 343-377.
253. Silver, W.L., Ostertag, R., and Lugo, A.E. 2000. The potential for carbon sequestration through reforestation of abandoned tropical agricultural and pasture lands. Restor. Ecol. 8: 394-407.
254. Sioli, H. 1984. The Amazon - Limnology and landscape ecology of a mighty tropical river and its basin: Wildlife planning glossary. US Department of Agriculture Forest Service, Boston, Mass., 736 pp.
255. Six, J., Conant, R.T., Paul, E.A., and Paustian, K. 2002. Stabilization mechanisms of soil organic matter: implications for C-saturation of soils. Plant Soil, 241: 155-176.
256. Sleutel, S., de Neve, S., Hofman, G., Boeckx, P., Beheydt, D., van Cleemput, O., Mestdagh, I., Lootens, P., Carlier, L., Van Camp, N., Verbeeck, H., Vande Walle, I., Samson, R., Lust, N., and Lemeur, R. 2003. Carbon stock changes and carbon sequestration potential of Flemish cropland soils. Global Change Biol. 9: 1193-1203.
257. Smith, P., Powlson, D.S., Glendining, M.J., and Smith, J.U. 1997a. Potential for carbon sequestration in European soils - preliminary estimates for five scenarios using results from long-term experiments. Global Change Biol. 3(1): 67-79.
258. Smith, P., Powlson, D.S., Glendining, M.J., and Smith, J.U. 1997b. Opportunities and limitations for C sequestration in European agricultural soils through changes in management. In Management of carbon sequestration in soil. Edited by R. Lal, J.M. Kimble, R.F. Follett, and B.A. Stewart. RC Press, Boca Raton, Fla., pp. 143-152.
259. Smith, P., Powlson, D.S., Glendining, M.J., and Smith, J.U. 1998. Preliminary estimates of the potential for carbon mitigation in European soils through no-till farming. Global Change Biol. 4(6): 679-685.
260. Smith, P., Goulding, K.W., Smith, K.A., Powlson, D.S., Smith, J.U., Falloon, P.D., and Coleman, K. 2001. Enhancing the carbon sink in European agricultural soils: Including trace gas fluxes in estimates of carbon mitigation potential. Nutr. Cycling Agroecosyst. 60: 237-252.
261. Smith, P., Peterson, S.O., and Oleson, J.E. 2002. Effects of cultivation practice on carbon storage in arable soils and grassland. In Greenhouse gas inventories for agriculture in the Nordic Countries. DIAS Report No.81, Danmarks Jordbrugs Forskning; Tjele; Denmark, pp. 64-69.
262. Sombroek, W.G., Nachtergaele, F.O., and Hebel, A. 1993. Amounts, dynamics and sequestering of carbon in tropical and subtropical soils. Ambio, 22(7): 417-426.
263. Sombroek, W.G., Fearnside, P.M., and Cravo, M. 1999. Geographic assessment of carbon stored in Amazonian terrestrial ecosystems and their soils in particular. In Global climate change and tropical ecosystems. Edited by R. Lal, J.M. Kimble, and B.A. Stewart. CRC Lewis, Boca Raton, Fla., pp. 375-389.
264. 2O flux through a Wyoming snowpack and implications for global budgets. Nature, 361: 140-142.
265. Stallard, R.F. 1998. Terrestrial sedimentation and the carbon cycle: Coupling weather and erosion to carbon burial. Global Biogeochem. Cycles, 12: 231-257.
266. Stockfisch, N., Forstreuter, T., and Ehlers, W. 1999. Ploughing effects on soil organic matter after twenty years of conservation tillage in Lower Saxony, Germany. Soil Tillage Res. 52: 91-101.
267. Tate, K.R., and Theng, B.K.G. 1980. Organic matter and its interactions with inorganic soil constituents. In Soils with variable change. Edited by B.K.G. Theng. New Zealand Society of Soil Science, Lower Hutt, New Zealand.
268. 2 on productivity and photosynthetic characteristics in wheat, rice, and soybean. Plant Physiol. 94: 470-475.
269. Tian, H., Melillo, J.M., Kicklighter, D.W., McGuire, A.D., Helfrich, J.V.K., Moore, B., Vörösmarty, C.J. 1998. Effect of interannual climate variability on carbon storage in Amazonian ecosystems. Nature, 396: 664-667.
270. Tilman, D., Wedin D., and Knops, J. 1996. Productivity and sustainability influenced by biodiversity in grassland ecosystems. Nature, 379: 718-720.
271. Tolonen, K., and Turunen, J. 1996. Accumulation rates of carbon in mires in Finland and implications for climate change. The Holocene, 6: 171-178.
272. Torbert, H.A., Prior, S.A., and Rogers, H.H. 1995. Elevated atmospheric carbon dioxide effects on cotton plant residue decomposition. Soil Sci. Soc. Am. J. 59: 1321-1328.
273. 2 in agro-ecosystems on soil carbon storage. Global Change Biol. 3: 513-521.
274. Townsend, A.R., and Rastetter, E.B. 1996. Nutrient constraints on carbon storage in forested ecosystems. In Forest ecosystems, forest management and the global carbon cycle. Edited by M.J. Apps and D.T. Price. NATO ASI Series I (Global Environmental Change), Number 40, Springer-Verlag Academic Publishers, Heidelberg, Germany, pp. 35-46.
275. Trumbore, S.E., Davidson, E.A., de Camargo, P.B., Nepstad, D.C., and Martinelli, L.A. 1995. Belowground cycling of carbon in forests and pastures of Eastern Amazonia. Global Biogeochem. Cycles, 9: 515-528.
276. Trumbore, S.E., Chadwick, O.A., and Amundson, R. 1996. Rapid exchange between soil carbon and atmospheric carbon dioxide driven by temperature change. Science, 272: 393-396.
277. 3 on crop growth. In Global climate change and agricultural production. Edited by F. Bazzaz and W. Sombroek. John Wiley and Sons, West Sussex, U.K., 345 pp.
278. Valentin, C. 1996. Soil erosion under global change. In Global change and terrestrial ecosystems. Edited by B.H. Walker and W.L. Steffen. International Geosphere-Biosphere Program Book Series No. 2, Cambridge University Press, Cambridge, U.K., pp. 317-338.
279. van Ginkel, J.H., Gorissen, A., and van Veen, J.A. 1996. Long-term decomposition of grass roots as affected by elevated atmospheric carbon dioxide. J. Environ. Qual. 25: 1122-1128.
280. van Ginkel, J.H., Whitmore, A.P., and Gorissen, A. 1999. Lolium perene grasslands may function as a sink for atmospheric carbon dioxide. J. Environ. Qual. 28: 1580-1584.
281. van Noordwijk, M., Cerri, C., Woomer, P.L., Nugroho, K., and Bernoux, M. 1997. Soil carbon dynamics in the humid tropical forest zone. In The management of carbon in tropical soils under global change: Science, practice and policy. Edited by E.T. Elliott, J. Kimble, and M.J. Swift. Geoderma, 79: 187-225.
282. Veldkamp, E., Becker, A., Schwendenmann, L., Clark, D.A., and Schulte-Bisping, H. 2003. Substantial labile carbon stocks and microbial activity in deeply weathered soils below a tropical wet forest. Global Change Biol. 9: 1171-1184.
283. Vesterdal, L., Ritter, E., Gundersen, P., and Karjalainen, T. 2002. Change in soil organic carbon following afforestation of former arable land. For. Ecol. Manage. 169: 137-147.
284. Vitousek, P.M., Aber, J.D., Howarth, R.W., Likens, G.E., Matson, P.A., Schindler, D.W., Schlesinger, W.H., and Tilman, D.G. 1997. Human alteration of the global nitrogen cycle: sources and consequences. Ecol. Appl. 7: 737-750.
285. Walker, B.H., Steffen, W.L., and Langridge, J. 1999. Interactive and integrated effects of global change on terrestrial ecosystems. In The terrestrial biosphere and global change: Implications for natural and managed ecosystems. Synthesis volume. Edited by B. Walker, W. Steffen, J. Canadell, and J. Ingram. International Geosphere-Biosphere Program Book Series No. 4, Cambridge University Press, Cambridge, U.K., pp. 329-375.
286. Wedin, D.A., and Tilman, D. 1996. Influence of nitrogen loading and species composition on the carbon balance of grasslands. Science, 274: 1720-1723.
287. Wieder, R.K. 2001. Past, present and future peatland carbon balance: an empirical model based on 210-Pb-dated cores. Ecol. Appl. 11: 327-342.
288. Winter, W.H., Mott, J.J., McLean, R.W., and Ratcliff, D. 1989. Evaluation of management options for increasing the productivity of tropical savanna pastures 1. Fertilizer. Aust. J. Exp. Agric. 29: 613-622.
289. Woodwell, G.M., MacKenzie, F.T., Houghton, R.A., Apps, M., Gorham, E., and Davidson, E. 1998. Biotic feedbacks in the wanning of the earth. Climatic Change, 40: 495-518.
290. Woomer, P.L., Palm, C.A., Qureshi, J.N., and Kotto-Same, J. 1997. Carbon sequestration organic and resource management in African smallholder agriculture. In Management of Carbon Sequestration in Soil. Edited by R. Lai, J.M. Kimble, R.F. Follett, and B.A. Stewart. CRC Press, Boca Raton, Fla., pp. 153-173.
291. Yanai, R.D., Arthur, M.A., Siccama, T.G., and Federer, C.A. 2000. Challenges of measuring forest floor organic matter dynamics: repeated measures from a chronosequence. For. Ecol. Manage. 138: 273-283.
292. Young, A. 1997. Agroforestry for soil management. 2nd ed. CAB International, Oxford, U.K. 320 pp.
293. Zoltai, S.T., and Martikainen, P.J. 1996. Estimated extent of forested peatlands and their role in the global carbon cycle. In Forest ecosystems, forest management and the global carbon cycle. Edited by M.J. Apps and D.T. Price. NATO ASI Series I (Global Environmental Change), Number 40, Springer-Verlag Academic Publishers, Heidelberg, Germany, pp. 47-58.