Carbon-climate Feedback (2001 version) Atmospheric CO, Climatic concentration warming Carbon Photosynthesis sequestration Acclimation Nutrient Vegetation availability Respiration Positive Luo et al.2001 Nature Negative
Atmospheric CO2 concentration Climatic warming Respiration Positive Negative Nutrient availability Carbon sequestration Vegetation Photosynthesis Acclimation Luo et al. 2001 Nature Carbon-climate Feedback (2001 version)
Updated feedbacks (2007 version) Phenology Growing Leaf Ps season Respiration Plant growth Plant soil C Plant community.,→NUE Microbial community C/C species Fungi/bacteria Quality of Plant N bulk litter uptake 4 Litter Available N Decomposition Luo,2007.Ann.Rev.Ecol.Evol.System
Updated feedbacks (2007 version) Plant community C 4/C3 species Leaf Ps Phenology Growing season Plant growth Microbial community Fungi/bacteria Plant N uptake Plant & soil C Available N Quality of bulk litter Respiration NUE Litter Decomposition Luo, 2007. Ann. Rev. Ecol. Evol. System
Sherry et al.2007,PNAS Zhou et al.2007a,JIPB Phenology Zhou et al.2006,GBC; 2007b,GCB Luo et al.2001,Nature Sherry et aL. Growing Leaf Ps season 2008,GCB Respiration Luo et al. Plant 2009,GCB,E growth Plant soil C Plant community Microbial community NUE C/C species Fungi/bacteria Quality of Plant N bulk litter An et al. uptake Zhang et al.2005, 2005,GB GCB Litter Available N Decomposition Wan et al 2005,GBC Bo 2005,Ph.D.dessert
Plant community C4/C3 species Leaf Ps Phenology Growing season Plant growth Microbial community Fungi/bacteria Plant N uptake Plant & soil C Available N Quality of bulk litter Respiration NUE Litter Decomposition Sherry et al. 2007, PNAS Zhou et al. 2006, GBC; 2007b, GCB Luo et al. 2001, Nature Zhang et al. 2005, GCB Zhou et al. 2007a, JIPB An et al. 2005, GCB Bo 2005, Ph.D. dessert. Wan et al. 2005, GBC Luo et al. 2009, GCB-E Sherry et al. 2008, GCB
Acclimation Acclimation ↑Photosynthesis ↑Respiration Nutrient availability Diminishing ↑Decomposition ◆Length of growing seasons ↑Drought 个Varming-or nutrient- I prone species t个Stress--toleran species Negative feedback Neutral Positive feedback LuoY.2007. Annu.Rev.Ecol.Evol.Syst.38:683-712
Mechanisms to cause time lags after extreme warming year National Science Foundation Integrated Research Challenges in Environmental Biology Program
Mechanisms to cause time lags after extreme warming year Mechanisms to cause time lags after extreme warming year National Science Foundation Integrated Research Challenges in Environmental Biology Program