Global Diet Shifts: The Path to Sustainability and Food Security

**Global food systems play a major role in environmental change**, accounting for a third of greenhouse gas emissions and heavy freshwater use. To mitigate these pressures, researchers from UC Santa Barbara's NCEAS have studied potential shifts to four diets: the Indian, Mediterranean, EAT-Lancet, and government-recommended guidelines (FBDGs). Their findings indicate that **adopting the Indian diet could reduce environmental pressure by 20.9%**, while FBDGs might increase it by 35.2%. This disparity stems from differences in red meat consumption—a significant environmental burden. Higher-income countries, which consume more than the recommended amounts, could benefit from these shifts, but they also need to **support lower-income countries** that would face increased pressures due to an uptick in food production demands. The research underscores the importance of food choices in reducing environmental footprints and calls for sharing sustainable agricultural practices globally.