作者: Timothy D. Searchinger , Stefan Wirsenius , Tim Beringer , Patrice Dumas
DOI: 10.1038/S41586-018-0757-Z
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摘要: Land-use changes are critical for climate policy because native vegetation and soils store abundant carbon and their losses from agricultural expansion, together with emissions from agricultural production, contribute about 20 to 25 per cent of greenhouse gas emissions,. Most climate strategies require maintaining or increasing land-based carbon while meeting food demands, which are expected to grow by more than 50 per cent by 2050,,. A finite global land area implies that fulfilling these strategies requires increasing global land-use …