I think not all farming does that. In fact, our world has produced fruits and vegetables from a long time ago.

The way in which this agriculture is done is what affects the environment. I saw a documentary about this topic, and it is worth watching

The trailer:

I recommend you watch the movie Demain (Tomorrow), from 2015. It is a documentary made by an european team on agriculture and other aspects of modern live.

After watching it, you will learn why large scale agriculture is not the solution. Local farming is. Of course, the documentary goes deep into details, but…