Warming-related increases in soil CO2 efflux are explained by increased below-ground carbon flux

Nature Climate Change

Volumn 4, Issue 9, 2014, Pages 822-827

  Giardina, Christian P ^a,b   Litton, Creighton M ^b   Crow, Susan E ^b   Asner, Gregory P ^c  

^a PACIFIC SOUTHWEST RESEARCH STATION   (United States)

^b UNIVERSITY OF HAWAII   (United States)

^c GEOPHYSICAL LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84906857229     PISSN: 1758678X     EISSN: 17586798     Source Type: Journal    
DOI: 10.1038/nclimate2322     Document Type: Article

References (30)

1. Bond-Lamberty, B. & Thomson, A. Temperature-associated increases in the global soil respiration record. Nature 464, 579-582 (2010).
2. Davidson, E. & Janssens, I. Temperature sensitivity of soil carbon decomposition and feedbacks to climate change. Nature 440, 165-173 (2006).
3. 2 efflux from soil and review of partitioning methods. Soil Biol. Biochem. 38, 425-448 (2006).
4. Conant, R. et al. Temperature and soil organic matter decomposition rates-synthesis of current knowledge and a way forward. Glob. Change Biol. 17, 3392-3404 (2011).
5. 2 efflux increase with temperature in Hawaiian tropical montane wet forests. Soil Biol. Biochem. 43, 2315-2323 (2011).
6. IPCC in Climate Change 2007: The Physical Science Basis (eds Solomon, S. et al.) 1-18 (Cambridge Univ. Press, 2007).
7. Bonan, G. Forests and climate change: Forcings, feedbacks, and the climate benefits of forests. Science 320, 1444-1449 (2008).
8. Giardina, C. & Ryan, M. Evidence that decomposition rates of organic carbon in mineral soil do not vary with temperature. Nature 404, 858-861 (2000).
9. Baldocchi, D. et al. FLUXNET: A new tool to study the temporal and spatial variability of ecosystem-scale carbon dioxide, water vapor, and energy flux densities. Bul. Am. Meteorol. Soc. 82, 2415-2434 (2001).
10. 2 balance of boreal, temperate, and tropical forests derived from a global database. Glob. Change Biol. 13, 2509-2537 (2007).
11. Litton, C. & Giardina, C. Belowground carbon flux and partitioning: Global patterns and response to temperature. Funct. Ecol. 22, 941-954 (2008).
12. Binkley, D. & Fisher, R. Ecology and Management of Forest Soils 347 (Wiley, 2012).
13. Crow, S. E. et al. Sources of plant-derived carbon and stability of soil organic matter: Implications for global change. Glob. Change Biol. 15, 2003-2019 (2009).
14. Kuzyakov, Y. Priming effects: Interactions between living and dead organic matter. Soil Biol. Biochem. 42, 1363-1371 (2010).
15. Sayer, E. et al. Soil carbon release enhanced by increased tropical forest litterfall. Nature Clim. Change 1, 304-307 (2011).
16. Dalias, P., Anderson, J. M., Bottner, P. & Coûteaux, M. M. Temperature responses of carbon mineralization in conifer forest soils from different regional climates incubated under standard laboratory conditions. Glob. Change Biol. 6, 181-192 (2001).
17. Melillo, J. et al. Soil warming carbon-nitrogen interactions and carbon-nitrogen budgets. Proc. Natl Acad. Sci. USA 108, 9508-9512 (2011).
18. Giardina, C., Binkley, D., Ryan, M. & Fownes, J. Belowground carbon cycling in a humid tropical forest decreases with fertilization. Oecologia 139, 545-550 (2004).
19. Schmidt, M. et al. Persistence of soil organic matter as an ecosystem property. Nature 478, 49-56 (2011).
20. Torn, M. et al. Mineral control of soil organic carbon storage and turnover. Nature 389, 170-173 (1997).
21. Bradford, M. et al. Thermal adaptation of soil microbial respiration to elevated temperature. Ecol. Lett. 11, 1316-1327 (2008).
22. Stewart, C. E., Paustian, K., Conant, R. T., Plante, A. F. & Six, J. Soil carbon saturation: Concept, evidence and evaluation. Biogeochem. 86, 19-31 (2007).
23. Cusack, D. et al. The response of heterotrophic activity and carbon cycling to nitrogen additions and warming in two tropical soils. Glob. Change Biol. 16, 2555-2572 (2010).
24. 2. Ecol. Lett. 15, 1042-1049 (2012).
25. Sistla, S. et al. Long-term warming restructures Arctic tundra without changing net soil carbon storage. Nature 497, 615-619 (2013).
26. Iwashita, D., Litton, C. & Giardina, C. Coarse woody debris carbon pools across a 5.2 °C mean annual temperature gradient in tropical montane wet forest. For. Ecol. Manage. 291, 336-343 (2013).
27. Fissore, C., Giardina, C. & Kolka, R. Reduced substrate supply limits the temperature response of soil organic carbon decomposition. Soil Biol. Biochem. 67, 306-311 (2013).
28. Asner, G. et al. Environmental and biotic controls over aboveground biomass throughout a tropical rain forest. Ecosystems 12, 261-278 (2009).
29. Sollins, P. et al. Organic C and N stabilization in a forest soil: Evidence from sequential density fractionation. Soil Biol. Biochem. 38, 3313-3324 (2006).
30. Courchesne, F. & Turmel, M. in Soil Sampling and Methods of Soil Analysis (eds Carter, M., Soon, Y. & Hendershot, W.) 307-316 (Lewis, 2008).