globalchange  > 科学计划与规划
DOI: 10.1002/2016GL070971
论文题名:
Variability of fire carbon emissions in equatorial Asia and its nonlinear sensitivity to El Niño
作者: Yin Y.; Ciais P.; Chevallier F.; van der Werf G.R.; Fanin T.; Broquet G.; Boesch H.; Cozic A.; Hauglustaine D.; Szopa S.; Wang Y.
刊名: Geophysical Research Letters
ISSN: 0094-8549
EISSN: 1944-8280
出版年: 2016
卷: 43, 期:19
起始页码: 10472
结束页码: 10479
语种: 英语
英文关键词: atmospheric inversion ; carbon cycle ; carbon emissions ; carbon monoxide ; MOPITT ; peat fire
Scopus关键词: Carbon monoxide ; Land use ; Nickel ; Atmospheric concentration ; Atmospheric inversions ; Carbon cycles ; Carbon emissions ; Climate projection ; Empirical relationships ; MOPITT ; Satellite observations ; Fires
英文摘要: The large peatland carbon stocks in the land use change-affected areas of equatorial Asia are vulnerable to fire. Combining satellite observations of active fire, burned area, and atmospheric concentrations of combustion tracers with a Bayesian inversion, we estimated the amount and variability of fire carbon emissions in equatorial Asia over the period 1997–2015. Emissions in 2015 were of 0.51 ± 0.17 Pg carbon—less than half of the emissions from the previous 1997 extreme El Niño, explained by a less acute water deficit. Fire severity could be empirically hindcasted from the cumulative water deficit with a lead time of 1 to 2 months. Based on CMIP5 climate projections and an exponential empirical relationship found between fire carbon emissions and water deficit, we infer a total fire carbon loss ranging from 12 to 25 Pg by 2100 which is a significant positive feedback to climate warming. ©2016. American Geophysical Union. All Rights Reserved.
URL: https://www.scopus.com/inward/record.uri?eid=2-s2.0-84990943364&doi=10.1002%2f2016GL070971&partnerID=40&md5=14efe2fc5531b1e132aa419a61b55a18
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资源类型: 期刊论文
标识符: http://119.78.100.158/handle/2HF3EXSE/9512
Appears in Collections:科学计划与规划
气候变化与战略

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作者单位: Laboratoire des Sciences du Climat et de l'Environnement, CEA-CNRS-UVSQ, UMR8212, Gif-sur-Yvette, France

Recommended Citation:
Yin Y.,Ciais P.,Chevallier F.,et al. Variability of fire carbon emissions in equatorial Asia and its nonlinear sensitivity to El Niño[J]. Geophysical Research Letters,2016-01-01,43(19).
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