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Biomass benchmarking. 400-800 PgC range in TRENDY models Plot-scale and satellite benchmarking. Biomass benchmarking. Human disturbance (44 Mkm 2 ) and natural disturbance (i.e., fire: 2-3 Mkm 2 a -1 ) . Biomass benchmarking. Global Forest Age. Biomass benchmarking. 1850. 1870. …. - PowerPoint PPT Presentation
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ORCHIDEE Annual Meeting 2013
- 400-800 PgC range in TRENDY models- Plot-scale and satellite benchmarking
Biomass benchmarking
ORCHIDEE Annual Meeting 2013
Biomass benchmarking
• Human disturbance (44 Mkm2) and natural disturbance (i.e., fire: 2-3 Mkm2 a-1)
ORCHIDEE Annual Meeting 2013
Global Forest Age
Biomass benchmarking
ORCHIDEE Annual Meeting 2013
Global biomass-age curve
1850 1870
Biomass benchmarking
20001990….
ORCHIDEE Annual Meeting 2013
448 PgC-age corrected752 PgC-potential
Pote
ntia
l bio
mas
s re
duct
ion
with
age
(KgC
m-2)
Pan et al. 363±28 PgC
Biomass benchmarking
ORCHIDEE Annual Meeting 2013
Standard ORCHIDEE biomass(tC ha-1)
Age-corrected ORCHIDEE biomass(tC ha-1)
Biomass benchmarking
ORCHIDEE Annual Meeting 2013
Overestimate(Vcmax, turnover)
Agreement (±25 KgC m-2)
Underestimate(land cover?)
Biomass benchmarking