widespread adoption of vegetarian diet would cut food-related emissions by 63% and make people healthier too.shifting to a mostly vegetarian diet, or even simply cutting down meat consumption to within accepted health guidelines, would make a large dent in greenhouse gases.Adhering to health guidelines on meat consumption could cut global food-related emissions by nearly a third by 2050, while widespread adoption of a vegetarian diet would bring down emissions by 63%.The additional benefit of going further, with the widespread adoption of veganism, brought a smaller incremental benefit, with emissions falling by about 70% in the projections.