I am aware of that, but that as a worst case would be completely acceptable in my eyes as it prevents the death of so many people. A chain reaction of multiple

I am aware of that, but that as a worst case would be completely acceptable in my eyes as it prevents the death of so many people. A chain reaction of multiple other species going extinct, how ever realistic this is, would still be alot better then the current status quo. The only thing I could see was a permanent damage to the ability of these regions to produce food. For which I have seen no realistic hypothesis yet.