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100% Organic Free-Range Egg Production Could Have Negative Consequences for Climate and Nature
An international team, including researchers at the University of Oxford's Smith School of Enterprise and the Environment, has revealed striking trade-offs between the different ways eggs are produced, with a wholesale shift to free-range and organic systems potentially raising greenhouse gas emissions and land use even as it aligns more closely with concerns about hen welfare.
Using UK data, the study compared several possible scenarios for the egg industry, including shifts to barn, free-range and organic systems, while keeping egg output constant. The authors find that although cage-free systems may align more closely...