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Following the hottest June ever recorded, July 2019 may have been the single warmest month in history.

The playful creature is an example of a broader return of wildlife to crowded New York City.

From the 800s to the 1400s, about a dozen megadroughts struck the American Southwest, and all lasted longer than a decade.

"We know what's happening and what needs to be done," the haunting letter to the future reads. "Only you know if we did it."

Tons of snow made from seawater could stabilize failing ice.

Do you feel hot? Because it's been really, really hot.

Was the planet ever as hot as it is today, when every month the globe seems to be breaking one high-temperature record after another?

Want to help save the world from climate change? Then grab some seeds, or some seedlings, and start planting trees like there's no tomorrow.

We're all Amabella.

There's a huge cache of flammable ice under the ocean's surface, and it plays a key role in climate change. Scientists are only now beginning to understand what it looks like.