http://wattsupwiththat.com/2010/09/11/animal-vegetable-or-e-o-wilson/However, to do it, you need to eat more grains to get this protein, and in a twist of fate, to replace the total amount of meat protein in our diet with protein from grains would require about 50% more grain than we are currently feeding to animals. This is because animals eat many things other than grain, and we need to replace all that lost other-source protein with grain-source protein as well.
全球变暖派人士不喜欢Willis Eschenbach。如果想看专业人士的说法,那就是“Eating Less Meat and Dairy Products Won't Have Major Impact on Global Warming”:
http://www.sciencedaily.com/releases/2010/03/100322121103.htm