14 Aug 2024 --- Global greenhouse gas emissions linked to food supply chains can drop by 17% if people in affluent countries swap high-emission foods, such as red meat, with plant-based options, according to a group of international researchers from the UK, Netherlands and China. The study assesses the unequal distribution of dietary emissions based on 140 food products and expenditure data from 139 countries or areas accounting for 95% of the global population.