Chapter 3 Plants as Accumulators of Atmospheric Emissions

Developments in Environmental Science

Volumn 9, Issue , 2009, Pages 61-98

  Neil Cape, J ^a  

^a NONE

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EID: 62249218138     PISSN: 14748177     EISSN: None     Source Type: Book Series    
DOI: 10.1016/S1474-8177(08)00203-9     Document Type: Review

References (107)

1. Allen A.G., Nemitz E., Shi J.P., Harrison J.P., and Greenwood J.C. Size distributions of trace metals in atmospheric aerosols in the United Kingdom. Atmos. Environ. 35 27 (2001) 4581-4591
2. Baddeley J.A., Thompson D.B.A., and Lee J.A. Regional and historical variation in the nitrogen content of Racomitrium lanuginosum in Britain in relation to atmospheric nitrogen deposition. Environ. Pollut. 84 2 (1994) 189-196
3. Beier C. Separation of gaseous and particulate dry deposition of sulfur at a forest edge in Denmark. J. Environ. Qual. 20 (1991) 460-466
4. Berg T., and Steinnes E. Use of mosses (Hylocomium splendens and Pleurozium schreberi) as biomonitors of heavy metal deposition: From relative to absolute deposition values. Environ. Pollut. 98 1 (1997) 61-71. http://www.sciencedirect.com/science/article/B6VB5-3SWR618-R/2/fdc3c10191a3bbd9e8350ee9669c0850 http://www.sciencedirect.com/science/article/B6VB5-3SWR618-R/2/fdc3c10191a3bbd9e8350ee9669c0850 (purchase or subscription required).
5. Binnie J., Cape J.N., Mackie N., and Leith I.D. Exchange of organic solvents between the atmosphere and grass - the use of open top chambers. Sci. Total Environ. 285 1-3 (2002) 53-67
6. Brown R.H.A., Cape J.N., and Farmer J.G. Partitioning of chlorinated solvents between pine needles and air. Chemosphere 36 8 (1998) 1799-1810
7. Buchmann N., Schulze E.D., and Gebauer G. N-15-ammonium and N-15-nitrate uptake of a 15 year old Picea abies plantation. Oecologia 102 3 (1995) 361-370
8. Burkhardt J., Peters K., and Crossley A. The presence of structural surface waxes on coniferous needles affects the pattern of dry deposition of fine particles. J. Exp. Bot. 46 288 (1995) 823-831
9. Burkhardt J., Kaiser H., Goldbach H., and Kappen L. Measurements of electrical leaf surface conductance reveal recondensation of transpired water vapour on leaf surfaces. Plant Cell Environ. 22 2 (1999) 189-196
10. Buse, A., Norris, D., Harmens, H., Buker, P., Ashenden, T.W., and Mills, G. 2003. Heavy metals in European mosses: 2000/2001 survey. Report to UNECE ICP Vegetation, Centre for Ecology and Hydrology. http://icpvegetation.ceh.ac.uk
11. Cape J.N. The use of S-35 to study sulphur cycling in forests. Environ. Geochem. Health 15 2 (1993) 113-118
12. Cape J.N., Paterson I.S., and Wolfenden J. Regional variation in surface properties of Norway spruce and Scots pine needles in relation to forest decline. Environ. Pollut. 58 4 (1989) 325-342
13. Cape J.N., Freer-Smith P.H., Paterson I.S., Parkinson J.A., and Wolfenden J. The nutritional status of Picea abies (L) Karst. across Europe, and implications for forest decline. Trees 4 4 (1990) 211-224
14. Cape J.N., Fowler D., and Davison A. Ecological effects of sulfur dioxide, fluorides, and minor air pollutants: Recent trends and research needs. Environ. Int. 29 (2003) 201-211
15. Cape J.N., Reeves N.M., Schröder P., and Heal M.R. Long-term exposure of Sitka spruce seedlings to trichloroacetic acid. Environ. Sci. Technol. 37 13 (2003) 2953-2957
16. Cawley, L.E. 2001. Pollutant nitrogen deposition and drought tolerance in heathland plants. PhD dissertation. Manchester Metropolitan University, Manchester, UK.
17. Chameides W.L. The chemistry of ozone deposition to plant leaves: Role of ascorbic acid. Environ. Sci. Technol. 23 5 (1989) 595-600
18. Conti M.E., Tudino M., Stripeikis J., and Cecchetti G. Heavy metal accumulation in the lichen Evernia prunastri transplanted at urban, rural and industrial sites in central Italy. J. Atmos. Chem. 49 1-3 (2004) 83-94
19. Crossley A., Wilson D.B., and Milne R. Pollution in the upland environment. Environ. Pollut. 75 (1992) 81-87
20. Dickey C.A., Heal K.V., Stidson R.T., Koren R., Schroder P., Cape J.N., and Heal M.R. Trichloroacetic acid cycling in Sitka spruce saplings and effects on sapling health following long term exposure. Environ. Pollut. 130 2 (2004) 165-176. http://www.sciencedirect.com/science/article/B6VB5-4BRSFJP-3/2/6f5f7580ccc40cb04c6fe9738417e522 http://www.sciencedirect.com/science/article/B6VB5-4BRSFJP-3/2/6f5f7580ccc40cb04c6fe9738417e522 (purchase or subscription required).
21. Di Guardo A., Zaccara S., Cerabolini B., Acciarri M., Terzaghi G., and Calamari D. Conifer needles as passive biomonitors of the spatial and temporal distribution of DDT from a point source. Chemosphere 52 5 (2003) 789-797. http://www.sciencedirect.com/science/article/B6V74-48CWWNJ-4/2/841578b2cb80da2811dbda02969e736b http://www.sciencedirect.com/science/article/B6V74-48CWWNJ-4/2/841578b2cb80da2811dbda02969e736b (purchase or subscription required).
22. Dmuchowski W., and Bytnerowicz A. Monitoring environmental pollution in Poland by chemical analysis of Scots pine (Pinus sylvestris L) needles. Environ. Pollut. 87 1 (1995) 87-104
23. Douce D.S., Clench M.R., Cooke M., and Wang J. Evidence for the adsorption of nitrated polycyclic aromatic hydrocarbons by tree bark. J. Chromatogr. A 786 2 (1997) 275-283
24. Emberson L.D., Ashmore M.R., Cambridge H.M., Simpson D., and Tuovinen J.P. Modelling stomatal ozone flux across Europe. Environ. Pollut. 109 3 (2000) 403-413
25. Emmett, B.A., Jones, M.L.M., Jones, H., Wildig, J., Williams B., Davey, M., Carroll, Z., and Healey, M. 2004. Grazing/nitrogen deposition interactions in upland acid moorland. CEH report to The National Assembly for Wales and the Countryside Council for Wales, Centre for Ecology and Hydrology, 96 pp.
26. Ende H.P., and Hüttl R.F. Insufficient sulfur nutrition of yellowed spruce and beech in the southern Black Forest. Phyton (Horn, Austria) 32 3 (1992) 47-50
27. Fernandez J.A., Real C., Couto J.A., Aboal J.-R., and Carballeira A. The effect of sampling design on extensive bryomonitoring surveys of air pollution. Sci. Total Environ. 337 (2005) 11-21
28. Fortmann R.C., and Johnson D.L. Effect of simulated rainfall on removal and in situ formation of particles on Taxus needles. Environ. Pollut. 7 (1984) 297-316
29. Fowler D., and Cape J.N. Air pollutants in agriculture and horticulture. In: Unsworth M.H., and Ormrod D.P. (Eds). Effects of gaseous air pollution in agriculture and horticulture (1982), Butterworths, Sevenoaks, UK 3-26
30. Fowler, D., McDonald, A.G., Crossley, A., Nemitz, E., Leaver, D., Cape, J.N., Smith, R.I., Anderson, D., Rowland, P., Ainsworth, G., Lawlor, A.J., Guyatt, H., and Harmens, H. 2006. UK Heavy Metal Monitoring Network. Report to Defra. 120 pp. http://www.nmw.ac.uk/cehstaff/Library/cr/C02164/Final_report_2006_finalversion.pdf
31. Franzaring, J., van der Eerden, L.J.M., van Dijk, C.J., Helsper, J.P.F.G., Pikaar, P.J.J., Nijhuis, E.H., and Tonneijck, A.E.G. 2000. Assessing the chronic effects of atmospheric tetrachloroethylene (PER) on plants. Plant Research International, Wageningen, Note 48.
32. Freitas M.C., and Pacheco A.M.G. Bioaccumulation of cobalt in Parmelia sulcata. J. Atmos. Chem. 49 1-3 (2004) 67-82
33. Fürst A., Smidt S., and Herman F. Monitoring the impact of sulphur with the Austrian Bioindicator Grid. Environ. Pollut. 125 1 (2003) 13-19. http://www.sciencedirect.com/science/article/B6VB5-48SHS7T-3/2/d4d60c514ddceeed881a81a0ad53a617 http://www.sciencedirect.com/science/article/B6VB5-48SHS7T-3/2/d4d60c514ddceeed881a81a0ad53a617 (purchase or subscription required).
34. Gallagher M.W., Beswick K.M., Duyzer J., Westrate H., Choularton T.W., and Hummelshoj P. Measurements of aerosol fluxes to Speulder forest using a micrometeorological technique. Atmos. Environ. 31 3 (1997) 359-373
35. Gallagher M.W., Nemitz E., Dorsey J.R., Fowler D., Sutton M.A., Flynn M., and Duyzer J. Measurements and parameterizations of small aerosol deposition velocities to grassland, arable crops, and forest: Influence of surface roughness length on deposition. J. Geophys. Res. Atmos. 107 D12 (2002) Art. no. 4154, doi:10.1029/2001JD000817.
36. Giesemann A., Jager H.J., and Feger K.H. Evaluation of sulphur cycling in managed forest stands by means of stable S-isotope analysis. Plant Soil 169 (1995) 399-404
37. Hadi D.A., Crossley A., and Cape J.N. Particulate and dissolved organic carbon in cloud water in southern Scotland. Environ. Pollut. 88 3 (1995) 299-306
38. Hauck M., Jung R., and Runge M. Relevance of element content of bark for the distribution of epiphytic lichens in a montane spruce forest affected by forest dieback. Environ. Pollut. 112 2 (2001) 221-227
39. Heal M.R., Dickey C.A., Cape J.N., and Heal K.V. The routes and kinetics of trichloroacetic acid uptake and elimination in Sitka spruce (Picea sitchensis) saplings via atmospheric deposition pathways. Atmos. Environ. 37 31 (2003) 4447-4452
40. Hellstrom A., Kylin H., Strachan W.M.J., and Jensen S. Distribution of some organochlorine compounds in pine needles from Central and Northern Europe. Environ. Pollut. 128 1-2 (2004) 29-48
41. Herpin U., Siewers U., Markert B., Rosolen V., Breulmann G., and Bernoux M. Second German heavy-metal survey by means of mosses, and comparison of the first and second approach in Germany and other European countries. Environ. Sci. Pollut. Res. Int. 11 (2004) 57-66
42. Hicks W.K., Leith I.D., Woodin S.J., and Fowler D. Can the foliar nitrogen concentration of upland vegetation be used for predicting atmospheric nitrogen deposition? Evidence from field surveys. Environ. Pollut. 107 3 (2000) 367-376
43. Hoad S.P., Jeffree C.E., and Grace J. Effects of wind and abrasion on cuticular integrity in Fagus sylvatica L. and consequences for transfer of pollutants through leaf surfaces. Agric. Ecosyst. Environ. 42 3-4 (1992) 275-289
44. Innes J.L. Influence of air pollution on the foliar nutrition of conifers in Great Britain. Environ. Pollut. 88 2 (1995) 183-192
45. Jeran Z., Freitas M.C., and Wolterbeek H.T. Assessment of levels and sources of trace element air pollution: The biomonitoring approach. J. Atmos. Chem. 49 (2004) 1-3
46. Jokinen J. Estimating of 2 different kinds of forest damage mechanisms in southeastern Finland .1. The Nitrogen-Sulphur hypothesis. Forstwissenschaftliches Centralblatt 112 1-2 (1993) 27-35
47. 2 in growth chambers. Tree Physiol. 12 1 (1993) 1-13
48. Katz C., Oren R., Schulze E.-D., and Milburn J.A. Uptake of water and solutes through twigs of Picea abies (L.) Karst. Trees 3 (1989) 33-37
49. Kindermann G., Huve K., Slovik S., Lux H., and Rennenberg H. Emission of hydrogen sulfide by twigs of conifers-A comparison of Norway spruce (Picea abies (L) Karst.), Scotch pine (Pinus sylvestris L) and blue spruce (Picea pungens Engelm). Plant Soil 169 (1995) 421-423
50. Klumpp A., Ansel W., and Klumpp G. Urban air pollution, bioindication and environmental awareness (2004), Cuvillier Verlag, Goettingen
51. Kondo T., Hasegawa K., Uchida R., Onishi M., Mizukami A., and Omasa K. Absorption of atmospheric formaldehyde by deciduous broad-leaved, evergreen broad-leaved, and coniferous tree species. Bull. Chem. Soc. Jpn. 69 12 (1996) 3673-3679
52. Kylin H., Hellstrom A., Norstrand E., and Zaid A. Organochlorine pollutants in Scots pine needles-Biological and site related variation within a forest stand. Chemosphere 51 8 (2003) 669-675
53. Leblond S., Gombert S., Colin J.L., Losno R., and De Traubenberg C.R. Biological and temporal variations of trace element concentrations in the moss species Scleropodium purum (Hedw.) Limpr. J. Atmos. Chem. 49 1-3 (2004) 95-110
54. 3) on UK moorland species. Water Air Soil Pollut. 130 (2001) 1043-1048
55. Leith, I.D., van Dijk, N., Pitcairn, C.E.R., Sheppard, L.J., and Sutton, M.A. 2004. Bioindicator methods for nitrogen based on transplantation: Standardised model plants. In: Sutton, M.A., Pitcairn, C.E.R., and Whitfield, C.P., eds. Bioindicator and biomonitoring methods for assessing the effects of atmospheric nitrogen on statutory nature conservation sites. Joint Nature Conservation Committee, JNCC Report 356, ISSN 0963-8091, pp. 100-104. http://www.jncc.gov.uk/page-3236
56. Leyton L., and Juniper B.E. Cuticle structure and water relations of pine needles. Nature 196 (1963) 770-771
57. Lindberg S.E., and Owens J.G. Throughfall studies of deposition to forest edges and gaps in montane ecosystems. Biogeochemistry 19 3 (1993) 173-194
58. Linder S. Foliar analysis for detecting and correcting nutrient imbalances in Norway spruce. Ecol. Bull. 44 (1995) 178-190
59. Lumme I. Nitrogen uptake of Norway spruce (Picea abies Karst.) seedlings from simulated wet deposition. For. Ecol. Manage. 63 2-3 (1994) 87-96
60. Majdi H., and Rosengrenbrinck U. Effects of ammonium sulphate application on the rhizosphere, fine-root and needle chemistry in a Picea abies (L) Karst. stand. Plant Soil 162 (1994) 71-80
61. Mankovska B. Variations in sulphur and nitrogen foliar concentration of deciduous and coniferous vegetation in Slovakia. Water Air Soil Pollut. 96 1-4 (1997) 329-345
62. Manninen S., and Huttunen S. Scots pine needles as bioindicators of sulphur deposition. Can. J. For. Res. 25 10 (1995) 1559-1569
63. Manninen S., and Huttunen S. Accumulation of sulphur in and on Scots pine needles in the subarctic. Water Air Soil Pollut. 95 1-4 (1997) 147-164
64. 2. Environ. Pollut. 107 3 (2000) 421-436
65. Mansfield T. Stomata and plant water relations: Does air pollution create problems?. Environ. Pollut. 101 1 (1998) 1-11. http://www.sciencedirect.com/science/article/B6VB5-3V1CG7N-1/2/15c8bd84fce1da73b7df0bb25dffb58f http://www.sciencedirect.com/science/article/B6VB53V1CG7N-1/2/15c8bd84fce1da73b7df0bb25dffb58f (purchase or subscription required)
66. McCune D., and Lauver T.L. Experimental modeling of the interaction of wet and dry deposition on conifers. In: Lee S.D., Schneider T., Grant L.D., and Verkerk P.J. (Eds). Aerosols (1986), Lewis Publishing, Chelsea, MI 1715-1721
67. Mitchell R.J., Sutton M.A., Truscott A.-M., Leith I.D., Cape J.N., Pitcairn C.E.R., and van Dijk N. Growth and tissue nitrogen of epiphytic Atlantic bryophytes: Effects of increased and decreased N deposition. Funct. Ecol. 18 (2004) 322-329
68. Mitterhuber E., Pfanz H., and Kaiser W.M. Leaching of solutes by the action of acidic rain: A comparison of efflux from twigs and single needles of Picea abies (L. Karst.). Plant Cell Environ. 12 (1989) 93-100
69. Naszradi T., Badacsonyi A., Nemeth N., Tuba Z., and Batic F. Zinc, lead and cadmium content in meadow plants and mosses along the M3 Motorway (Hungary). J. Atmos. Chem. 49 1-3 (2004) 593-603
70. Neal C., Ryland G.P., Conway T., Jeffery H.A., Neal M., Robson A.J., Smith C.J., Walls J., and Bhardwaj C.L. Interception of chemicals at a forest edge for a rural low-lying site at Black Wood, Hampshire, southern England. Sci. Total Environ. 142 3 (1994) 127-141
71. Neinhuis C., and Barthlott W. Characterization and distribution of water-repellent, self-cleaning plant surfaces. Ann. Bot. 79 6 (1997) 667-677
72. Neinhuis C., and Barthlott W. Seasonal changes of leaf surface contamination in beech, oak, and ginkgo in relation to leaf micromorphology and wettability. New Phytol. 138 1 (1998) 91-98
73. Nemitz E., Gallagher M.W., Duyzer J.H., and Fowler D. Micrometeorological measurements of particle deposition velocities to moorland vegetation. Quart. J. Roy. Meteor. Soc. 128 585 (2002) 2281-2300
74. Newman L.A., Strand S.E., Choe N., Duffy J., Ekuan G., Ruszaj M., Shurtleff B.B., Wilmoth J., Heilman P., and Gordon M.P. Uptake and biotransformation of trichloroethylene by hybrid poplars. Environ. Sci. Technol. 31 4 (1997) 1062-1067
75. Niinemets U. Distribution patterns of foliar carbon and nitrogen as affected by tree dimensions and relative light conditions in the canopy of Picea abies. Trees Struct. Func. 11 3 (1997) 144-154
76. Ould-Dada Z., Copplestone D., Toal M., and Shaw G. Effect of forest edges on deposition of radioactive aerosols. Atmos. Environ. 36 36-37 (2002) 5595-5606. http://www.sciencedirect.com/science/article/B6VH3-474936J-5/2/3833fc3dbe28ee4ec5bfddbed8afa072 http://www.sciencedirect.com/science/article/B6VH3-474936J-5/2/3833fc3dbe28ee4ec5bfddbed8afa072
77. 42- by two clones of Sitka spruce (Picea sitchensis (Bong.) Carr.). In: Bucher J.B., and Bucher-Wallin I. (Eds). Air pollution and forest decline (1989), EAFV Birmensdorf, Interlaken, Switzerland 493-495 Proceedings of 14th International Meeting for Specialists in Air Pollution Effects on Forest Ecosystems IUFRO P2.05, October 2-8, 1988.
78. Pitcairn C.E.R., Fowler D., and Grace J. Deposition of fixed atmospheric nitrogen and foliar nitrogen content of bryophytes and Calluna vulgaris (L) Hull. Environ. Pollut. 88 2 (1995) 193-205
79. Pitcairn C.E.R., Leith I.D., Sheppard L.J., Sutton M.A., Fowler D., Munro R.C., Tang S., and Wilson D. The relationship between nitrogen deposition, species composition and foliar nitrogen concentrations in woodland flora in the vicinity of livestock farms. Environ. Pollut. 102 S1 (1998) 41-48
80. Pitcairn C.E.R., Leith I.D., Fowler D., Hargreaves K.J., Moghaddam M., Kennedy G.H., and Granat L. Foliar nitrogen as an indicator of nitrogen deposition and critical loads exceedance on a European scale. Water Air Soil Pollut. 130 1-4 (2001) 1037-1042
81. Pitcairn C.E.R., Fowler D., Leith I.D., Sheppard L.J., Sutton M.A., Kennedy V., and Okello E. Bioindicators of enhanced nitrogen deposition. Environ. Pollut. 126 3 (2003) 353-361. http://www.sciencedirect.com/science/article/B6VB5-49F84S9-4/2/01bbbb8e8e7b871e3b56d42aeb6d930f http://www.sciencedirect.com/science/article/B6VB5-49F84S9-4/2/01bbbb8e8e7b871e3b56d42aeb6d930f (purchase or subscription required).
82. Plöchl M., Lyons T., Ollerenshaw J., and Barnes J. Simulating ozone detoxification in the leaf apoplast through the direct reaction with ascorbate. Planta 210 3 (2000) 454-467
83. Poykio R., and Torvela H. Pine needles (Pinus sylvestris) as a bioindicator of sulphur and heavy metal deposition in the area around a pulp and paper mill complex at Kemi, northern Finland. Int. J. Environ. Anal. Chem. 79 2 (2001) 143-154
84. Rautio P., Huttunen S., and Lamppu J. Element concentrations in Scots pine needles on radial transects across a subarctic area. Water Air Soil Pollut. 102 3-4 (1998) 389-405
85. Rautio P., Huttunen S., and Lamppu J. Seasonal foliar chemistry of northern Scots pines under sulphur and heavy metal pollution. Chemosphere 37 2 (1998) 271-287
86. Riederer M. Partitioning and transport of organic chemicals between the atmospheric environment and leaves. In: Trapp S., and McFarlane J.C. (Eds). Plant contamination: Modeling and simulation of organic chemical processes (1995), CRC Press, Boca Raton 153-190
87. 2 concentrations. Tellus Series B 46 5 (1994) 339-352
88. 3 on the foliar nutrition of Scots pine, Norway spruce and Sitka spruce in the Liphook open-air fumigation experiment. Plant Cell Environ. 18 3 (1995) 237-245
89. Sheppard L.J., and Cannell M.G.R. Nutrient use efficiency of clones of Picea sitchensis and Pinus contorta. Silvae Genet. 34 4-5 (1985) 126-132
90. Sheppard L.J., Crossley A., Leith I.D., Hargreaves K.J., Carfrae J.A., van Dijk N., Cape J.N., Sleep D., Fowler D., and Raven J.A. An automated wet deposition system to compare the effects of reduced and oxidised N on ombrotrophic bog species: Practical considerations. Water Air Soil Pollut. Focus 4 6 (2004) 197-205
91. 2 pollution - 2. Field data basis, model results and tolerance limits. Glob. Chang. Biol. 2 5 (1996) 459-477
92. 2 uptake and sulfate accumulation in needles of Norway spruce stands (Picea abies) in Central Europe. Plant Soil 169 (1995) 405-419
93. 15N natural abundance and biomass of the two pleurocarpous mosses Pleurozium schreberi (Brid.) Mitt. and Scleropodium purum (Hedw.) Limpr. in relation to atmospheric nitrogen deposition. Environ. Pollut. 134 3 (2005) 465-473. http://www.sciencedirect.com/science/article/B6VB5-4DXC2V8-3/2/94e6c3e9199050f48267df149c295810 http://www.sciencedirect.com/science/article/B6VB5-4DXC2V8-3/2/94e6c3e9199050f48267df149c295810 (purchase or subscription required).
94. Stefan K., Raitio H., Bartels U., and Först A. Manual on methods and criteria for harmonized sampling, assessment, monitoring and analysis of the effects of air pollution on forests. Part IV: Sampling and analysis of needles and leaves (2000), UNECE ICP Forests, Geneva
95. Strachan W.M.J., Eriksson G., Kylin H., and Jensen S. Organochlorine compounds in pine needles-Methods and trends. Environ. Toxicol. Chem. 13 3 (1994) 443-451
96. Sutton M.A., Pitcairn C.E.R., and Fowler D. The exchange of ammonia between the atmosphere and plant communities. Adv. Ecol. Res. 24 (1993) 301-394
97. Tabors G., Brumelis G., Lapina L., Pospelova G., and Nikodemus O. Changes in element concentrations in moss segments after cross-Transplanting between a polluted and non-polluted site. J. Atmos. Chem. 49 1-3 (2004) 191-197
98. Trimbacher C., and Weiss P. Needle surface characteristics and element contents of Norway spruce in relation to the distance of emission sources. Environ. Pollut. 105 1 (1999) 111-119
99. Turunen M., Huttunen S., Back J., and Lamppu J. Acid-rain-induced changes in cuticles and Ca distribution in Scots pine and Norway spruce seedlings. Can. J. For. Res. 25 8 (1995) 1313-1325
100. United Nations Economic Commission for Europe (UNECE). 2005. http://www.unece.org/env/lrtap/status/lrtap_s.htm (last accessed on July 15, 2008).
101. Veltkamp A.C., and Wyers G.P. The contribution of root-derived sulphur to sulphate in throughfall in a Douglas fir forest. Atmos. Environ. 31 10 (1997) 1385-1391
102. Weinstein L.H., and Davison A. Fluorides in the environment: Effects on plants and animals (2004), CABI Publishing, Wallingford, UK
103. Weiss P., Offenthaler I., Öhlinger R., and Wimmer J. Higher plants as accumulative bioindicators. In: Markert B.A., Breure A.M., and Zechmeister H.G. (Eds). Bioindicators and biomarkers: Principles, concepts, and applications (2003), Elsevier, Amsterdam 465-500
104. Wilson E.J., and Tiley C. Foliar uptake of wet-deposited nitrogen by Norway spruce: An experiment using N-15. Atmos. Environ. 32 3 (1998) 513-518
105. Wolterbeek H.G., Garty J., Reis M.A., and Freitas M.C. Biomonitors in use: Lichens and metal pollution. In: Markert B.A., Breure A.M., and Zechmeister H.G. (Eds). Bioindicators and biomarkers: Principles, concepts, and applications (2003), Elsevier, Amsterdam 377-419
106. Zechmeister H.G., Grodzinska K., and Szarek-Lukaszewska G. Bryophytes. In: Markert B.A., Breure A.M., and Zechmeister H.G. (Eds). Bioindicators and biomarkers: Principles, concepts, and applications (2003), Elsevier, Amsterdam 329-375
107. Zechmeister H.G., Hohenwallner D., Riss A., and Hanus-Illnar A. Variations in heavy metal concentrations in the moss species Abietinella abietina (Hedw.) Fleisch. according to sampling time, within site variability and increase in biomass. Sci. Total Environ. 301 1-3 (2003) 55-65. http://www.sciencedirect.com/science/article/B6V78-470V02T-3/2/d44b4c1229f4a23cd5aee4f6367c6cd9 http://www.sciencedirect.com/science/article/B6V78-470V02T-3/2/d44b4c1229f4a23cd5aee4f6367c6cd9 (purchase or subscription required).