Transcription of Reducing food s environmental impacts through producers ...
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Reducing food s environmental impacts through producers ...
SUSTAINABILITYR educing food s environmentalimpacts through producersand consumersJ. Poore1,2*and T. Nemecek3 Food s environmental impacts are created by millionsof diverse producers . To identify solutionsthat are effective under this heterogeneity, we consolidated data covering five environmentalindicators; 38,700 farms; and 1600 processors, packaging types, and retailers. Impact can vary50-fold among producers of the same product, creating substantial mitigation , mitigation is complicated by trade-offs, multiple ways for producers to achieve lowimpacts, and interactions throughout the supply chain. producers have limits on how far they canreduce impacts .
ecosystems, reducing biodiversity and ecological resilience ( 19). The farm stage dominates, rep-resenting 61% of food’sGHGemissions(81% including deforestation), 79% of acidification, and 95% of eutrophication (table S17). Today’s agricultural system is also incredibly resource intensive, covering ~43% of the world’s ice- and desert-free ...
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