Our new president should understand that timely adaptations (as well as emission cuts) are now essential, a reader writes.

We are living on a planet already hotter and more unstable than at any time in human history. Pretending otherwise will only ...

The world is striving to reach net-zero emissions as we try to ward off dangerous global warming. But will getting to ...

This year won’t just be the hottest on record—it could be the first to surpass the 1.5-degree-Celsius threshold laid out in the Paris climate accord ...

It's this relentless nature of the warming that I think is is worrying,” said Carlo Buontempo, director of Copernicus.

At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a ...

Earth was a frozen wasteland. Then, rising CO2 caused a catastrophic thaw, turning Earth into a "slushy" planet.

Bolivia’s Quebrada Honda Basin reveals ancient climate clues from 13 million years ago, offering insights for today’s climate challenges.

It means that an unstoppable downward spiral has begun that will eventually turn into a hell on earth. Most Americans are ...

He invented a computer model that made it possible to measure human-induced climate change. He also helped break a color ...

Global warming during the Last Interglacial period caused so much Arctic ice to melt that Atlantic currents collapsed — and ...

At the end of the last global ice age, the deep-frozen Earth reached a built-in limit of climate change and thawed into a slushy planet. Results provide the first direct geochemical evidence of the ...