8:00 AM: Vadeboncoeur, Matthew^*,1, Hamburg, Steven¹, ¹ Brown University, Providence, RI, Land-use legacies and soil carbon dynamics: A regional assessment.

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8:20 AM: Richards, Anna^{*,1, 2}, Schmidt, Susanne¹, Dalal, Ram^{2, 3}, ¹ University of Queensland, Brisbane, Queensland, Australia² Cooperative Research Centre for Greenhouse Accounting, Canberra, ACT, Australia³ Queensland Department of Natural Resources and Mines, Brisbane, Queensland, Australia, Soil carbon turnover in native subtropical tree plantations in Australia: Comparing stable carbon isotope measurements and the CENTURY Soil Organic Matter Model.

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8:40 AM: Russell, Ann^*,1, Olk, Dan², Marek, Rachel³, ¹ Dept. of Natural Resource Ecology and Management, Ames, IA, USA² National Soil Tilth Laboratory, USDA/ARS, Ames, IA, USA³ Grinnell College, Grinnell, IA, USA, Tree species of moist tropical forests differ in their detrital biochemistry and effects on soil carbon dynamics.

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9:00 AM: Posada, Juan^*,1, Schuur, Edward¹, ¹ University of Florida, Gainesville, FL, United States, Effect of precipitation on the turnover of soil carbon in tropical wet forests.

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9:20 AM: Taneva, Lina^*,1, Pippen, Jeffrey², Schlesinger, William², Gonzalez-Meler, Miquel ¹, ¹ University of Illinois at Chicago, Chicago, IL² Duke University, Durham, NC, Turnover of soil C pools contributing to soil respiration in a forest exposed to elevated [CO₂].

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9:40 AM: , BREAK.

9:50 AM: Loya, Wendy^*,1, Hancock, Jessica¹, Giardina, Christian ², Pregitzer, Kurt ¹, ¹ Ecosystem Science Center, Houghton, MI² North Central Research Station, Houghton, MI, Effects of altered lignin biosynthesis in aspen on the soil carbon cycle.

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10:10 AM: Myers-Smith, Isla^*,1, McGuire, A. David^{1, 2}, Harden, Jennifer³, Chapin, F. Stewart¹, ¹ University of Alaska Fairbanks, Fairbanks, Alaska, USA² Alaska Cooperative Fish and Wildlife Research Unit, Fairbanks, Alaska, USA³ US Geologic Survey, Menlo Park, California, USA, The influence of disturbance on carbon exchange and succession in a permafrost collapse.

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10:50 AM: Ostle, Nick^*,1, McNamara, Niall¹, Black, Helaina¹, Stott, Andrew¹, Freeman, Chris², ¹ Cenre for Ecology and Hydrology, Lancaster, Cumbria, UK² School of Biological Sciences, Bangor, Gwynedd, UK, Elucidating soil carbon dynamics using fluxes and tracers.

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11:10 AM: Ward, Susan ^{*,1, 2}, McNamara, Niall¹, Ostle, Nick¹, Bardgett, Richard², ¹ Centre for Ecology and Hydrology (CEH), Lancaster, UK² Lancaster University, Lancaster, UK, Carbon dynamics in a northern peatland: Source or sink?

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