A sudden climate jolt disrupted harvests and trade, setting in motion the grain routes that helped carry plague into Europe.

As Earth’s climate changes, one of the hardest things to figure out is exactly how the planet will change in response. And while we can’t know the future for sure, we can get a lot of good clues from ...

Smithsonian researcher Ingrid Romero studies fossil pollen to reconstruct ancient climates and predict future changes Erin Wunderlich Researcher Ingrid Romero holds a case full of pollen slides at the ...

While the Earth has gone through some dramatic climate changes in its 4.6-billion-year history, natural processes like silicate weathering can help return things to a comfortable equilibrium. A new ...

Millions of people around the world will pause on Tuesday, at least for a moment, to mark Earth Day. It's an annual event founded by people who hoped to stir activism to clean up and preserve a planet ...

Earth has never stood still. Over its 4.5 billion years of history, our planet has been reshaped by different cataclysms and climate shifts. The atmosphere went through several changes, oceans froze ...

Climate change presents the gravest threat to life on Earth in all of human history. The planet is warming to a degree beyond what many species can handle, altering or eliminating habitat, reducing ...

We know about fossils and rocks, ice cores and seabeds... but it turns out the Earth has been storing data - on climate, ...

The Ocean's Steady Breath The trade winds are permanent east-to-west prevailing winds that flow in Earth's equatorial region, ...

"Such a transition to a glacial state in 10,000 years' time is very unlikely to happen, because human emissions of carbon dioxide into the atmosphere have already diverted the climate from its natural ...

But that 43,000-square-foot space near Columbia University is home to the Goddard Institute for Space Studies, or GISS, a NASA research outfit, think tank, and pioneer in climate change research that ...