‘Man does not control the environment’, page-5

when one drives around the vast bulk of Europe and America today - one is driving on bitumen strips through the majority of farmland

In the hunter gatherer days for millions of years, all of this land was forested

how is it possible for there to be a question on whether mankind has changed the environment or not?

it’s plainly obvious

And I suggest that it’s plainly obvious that such enormous environmental change must have ramifications on multiple earth systems as well.