If anything, the Ice Age should be proof that the planet has undergone plenty of climate change over billions of years. Still, humans still managed to team up with climate change to drive the woolly mammoth to extinction.

Hunting by humans? Don’t let Keith Olbermann anywhere near this tweet or he’ll go off on a rant about trophy hunting.

Imagine the mammoth flatulence being released into the atmosphere.

So … was there anything humans could have done back then to have prevented the climate from changing? We could use the tips — we have only 11-and-a-half years left to turn things around.