But not all instances of global warming caused mass extinction events. I think that there is a correlation here rather than a causation. In fact, looking at his

But not all instances of global warming caused mass extinction events. I think that there is a correlation here rather than a causation. In fact, looking at historical charts the earth's temperature undergoes a relatively significant change every few 100k years at least. So extinction events are only a tiny minority of those events, around 5/5000