3 ms·
How did people manage 55M years ago when it was 73F and 500M years ago when it was 80-90F?
by paulcole 3y ago
How did people manage 55M years ago when it was 73F and 500M years ago when it was 80-90F?
- pc86 3y agoI think I know what you're trying to point out, but just for anyone who doesn't get it - humanity has been around for about 200,000 years.