You have to cut down the biodiverse forest if you want to get the field to grow the corn to feed people with, and so there's a constant push-pull there.
如果你想要得到田地 来种玉米去喂饱人类， 你必须得砍伐有着生物多样性的森林， 而且这是一直都会存在的一个矛盾。