Over nearly three decades, Apa Sherpa has witnessed the effects of a warming climate and an overcrowded peak.

We can save millions of lives from climate change, but only if we change our own. Democrats should start acknowledging that.

Kristy Frazier has spent most of her life in a nature-lover's paradise. She never imagined it would one day turn into hell.

Mike Rosmann left seminary to become a clinical psychologist for farmers. Now, as historic flooding ravages the Midwest, he's never been more overwhelmed.

The idea that liberal democracies shielded science from politics was always flawed.

The Rainforest Action Network says it very well might be.

How a new generation of authoritarian leaders are using climate change to seize power

Trump’s new secretary of state does not improve the situation.

The Arctic is warming twice as fast as any place on the planet. Can native villages in northernmost Alaska survive climate change?

We’re under attack from climate change—and our only hope is to mobilize like we did in WWII.

For the greens looking to change the Democratic Party platform, it's the end of the world as we know it.