Climate Change

At Glacier Bay, witness a national park emerge from an ice age

10 places to appreciate before they vanish

Carbon dioxide in Earth's atmosphere just reached a major milestone

Earth's atmosphere is mysteriously losing oxygen

8 species moving to cooler waters

Washington, D.C.'s winning 'Memorial for the Future' is as sobering as it is beautiful

Grow food, not grass, to fight climate change

12 adorable animals that could soon be gone from the wild

6 things to know about Earth's 6th mass extinction

Lizards struggle to stay cool in a warming world

Extinct smallpox virus could be resurrected by global warming

Leonardo DiCaprio's Oscar speech moved the needle on climate change