Fossil evidence puts the existence of the Homo mauritanicus species at approximately 1.2 to 0.6 million years ago.
From what I see, each 10°C is a 1000m. So 3000m is 30°C
It can cause extreme damage not only to the biosphere but the geosphere also. It can kill, injure, and destroy the biosphere.
The answer is Tony Zale. I hope this helps.