炉子
煤
固体燃料
环境科学
生物量(生态学)
燃烧
温室气体
中国
碳纤维
环境工程
农业经济学
地理
废物管理
工程类
经济
数学
化学
农学
考古
有机化学
复合数
生物
生态学
算法
作者
Weishi Zhang,Zifeng Lü,Yuan Xu,Can Wang,Yefu Gu,Xu Hui,D. G. Streets
标识
DOI:10.1016/j.atmosenv.2017.12.029
摘要
Residential solid fuel combustion makes a major contribution to black carbon (BC) emissions in China. A new estimation of BC emissions from rural solid biomass and coal consumption has been derived from field survey data. The following new contributions are made: (1) emission factors are collected and reviewed; (2) household energy data are collected from field survey data and from the literature; (3) a new extrapolation method is developed to extend the field survey data to other locations; (4) the ownership and usage of two stove types are estimated and considered in the emission calculations; and (5) uncertainties associated with the estimation results are quantified. It is shown that rural households with higher income will consume less biomass but more coal. Agricultural acreage and temperature also significantly influence the amount of solid fuel consumed in rural areas. It is estimated that 640 ± 245 Gg BC/y were emitted to the atmosphere due to residential solid fuel consumption in rural China in 2014. Emissions of BC from straw, wood, and coal contributed 42 ± 13%, 36 ± 15%, and 22 ± 10% of the total, respectively. We show that effective BC mitigation (a reduction of 47%) could be obtained through widespread introduction of improved stoves in rural households.
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