More than 1 million species could go extinct, UN report finds.
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Greenland's ice sheet has undergone a stunning reversal in the last 46 years, as a meticulous new study documents.
There's more nuclear fallout trapped in the world's glaciers than anywhere besides disaster sites like Chernobyl, new research finds.
Here's what that shocking, brutal scene from the Netflix nature documentary "Our Planet" really means.
Even if humans manage to prevent further global warming, the glaciers will still lose half their volume by 2050.
We're witnessing a catastrophic shift in our planet's sea ice. Here's what the latest chapter means for you.
The Quaternary period has seen a lot of temperature changes, but none as quick as man-made climate change.
New research finds that new Arctic sea ice now usually melts near the coast instead of traveling through the open Arctic Ocean.
Atmospheric rivers are named as the cause of lots of extreme weather, especially in the western United States. Where do these rivers in the sky come from?
Carbon dioxide emissions could wipe out one of Earth's most common types of clouds. That's bad news.