Raising cattle takes up 160 times as much land as plants, study finds
(Newser) -
Think drive-thru cheeseburgers are cheap? Think again. What may be light on the wallet is heavy on the planet, according to a new study on the environmental costs per calorie of beef, pork, poultry, dairy, and eggs—which, combined, make up 96% of the calories Americans get via animal sources....