To kill an error is as good a service as, and sometimes even better than, the establishing of a new truth or fact.
Herein lies our problem. If we level that much land to grow rice and whatever, then no other animal could live there except for some insect pest species. Which is very unfortunate.
Let us dedicate ourselves to what the Greeks wrote so many years ago: to tame the savageness of man and make gentle the life of this world.