Climate

Agriculture

A shock to the food system

Droughts and other weather extremes caused by climate change are dramatically increasing the risk of short-term interruptions in the supplies of food.

Climate

2015 was really hot

Spurred by global warming and a “super” strong El Niño, 2015 went into the books as the warmest year since record-keeping began — and that was 1880.

Oceans

Arctic ice travels fast, carrying pollution

Climate change is melting old sea ice in the Arctic. Now, younger, thinner ice is migrating far and fast, taking pollutants with it.

Environment

Paris meeting yields climate agreement

It provides outlines and incentives for nations to curb fossil-fuel use. The goal is to limit global warming to no more than 2° Celsius (3.4 °Fahrenheit) above temperatures typical in the 1750s or earlier.

Climate

Carbon dioxide has an unexpected effect in Antarctica

Antarctica’s frigid surface combined with excess carbon dioxide to create cooling above the remote continent, a new study finds.

Climate

Concerns about Earth’s fever

Burning fossil fuels is causing the planet to heat up, causing weather patterns to change, sea levels to rise and diseases to spread.

Climate

Explainer: How scientists know Earth is warming

Scientists can calculate global temperatures, both present and past. Their findings show that the planet is rapidly heating up.

Animals

Kangaroo farts: Not so ‘green’ after all?

Scientists had thought that kangaroo farts were environmentally friendly because they had little methane. That may not always be true.

Fossils

Clues to the Great Dying

Millions of years ago, nearly all life on Earth vanished. Scientists are now starting to figure out what happened.

Climate

Picture This: Biggest hurricane in the West

The hurricane that’s storming into western Mexico has had higher sustained winds than any seen in the Western Hemisphere. It’s also got the lowest atmospheric pressure, making it a monster storm.

Climate

Beliefs about global warming vary by country

Opinions about climate change — whether it exists, what’s causing it and how dangerous it is — vary greatly around the world.

Earth

Carbon ‘sponge’ found beneath desert

Watering farmlands in arid parts of the world could have long-term climate benefits, a new study concludes.