Links of the Day: Science Edition

Lots of science stuff in the news, let's take a quick look...

-If you can believe, our behavior on this planet is destroying life all over:
Humans spur worst extinctions since dinosaurs: UN

-Meanwhile, 40% of the Amazon's rainforests could be lost by 2050 unless action is taken:
Greater efforts needed to save Amazon rainforests

-Finally, the Darwin exhibit at the Natural History Museum has proven a big hit:
Huge crowds extend Darwin exhibit in New York