Livestock is a major contributor to climate change, accounting for 18 percent of the greenhouse gas released every year  In addition, livestock accounts for eight percent of global water use, and as much as 70 percent of deforestation is driven by the need for more pastures and feed crops
Dietary changes can dramatically decrease humanity' s environmental footprint, such as adopting a vegan or vegetarian lifestyle
People can reduce their environmental impact by adopting dietary changes.