claim: In the process, the cows will emit much greenhouse gas, and they will consume far more calories in beans than they will yield in meat, meaning far more clearcutting of forests to farm cattle feed than would be necessary if the beans above were simply eaten by people.”
evidence: Compared to plant milks, cow's milk requires the most land and water, and its production results in the greatest amount of greenhouse gas ( GHG ) emissions, air pollution, and water pollution.