温室气体
自然资源经济学
农业
土地利用、土地利用的变化和林业
土地利用
中国
农用地
消费(社会学)
农业经济学
环境科学
业务
环境保护
经济
地理
生态学
考古
社会学
生物
社会科学
作者
Chaopeng Hong,Hongyan Zhao,Yue Qin,Jennifer Burney,Julia Pongratz,Kerstin Hartung,Yu Liu,Frances C. Moore,Robert B. Jackson,Qiang Zhang,Steven J. Davis
出处
期刊:Science
[American Association for the Advancement of Science]
日期:2022-05-05
卷期号:376 (6593): 597-603
被引量:176
标识
DOI:10.1126/science.abj1572
摘要
International trade separates consumption of goods from related environmental impacts, including greenhouse gas emissions from agriculture and land-use change (together referred to as "land-use emissions"). Through use of new emissions estimates and a multiregional input-output model, we evaluated land-use emissions embodied in global trade from 2004 to 2017. Annually, 27% of land-use emissions and 22% of agricultural land are related to agricultural products ultimately consumed in a different region from where they were produced. Roughly three-quarters of embodied emissions are from land-use change, with the largest transfers from lower-income countries such as Brazil, Indonesia, and Argentina to more industrialized regions such as Europe, the United States, and China. Mitigation of global land-use emissions and sustainable development may thus depend on improving the transparency of supply chains.
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