By 2050, scientists expect higher temperatures to make people less active. This could harm human health and the economy.

Carbon dioxide gets most of the attention when people talk about climate change, and for good reason. Carbon dioxide ...

Food accounts for about one-quarter of all human-caused heat-trapping pollution. Meanwhile, extreme events fueled by our warming climate are impacting every stage of the food supply chain and driving ...

Scientists disagree whether human-made climate change or natural fluctuations are mostly to blame for worse-than-expected ...

Meteorologists say the United States is getting hit by almost every kind of extreme weather at once, as spring air masses collide and the jet stream twists.

Record-breaking climate trends continued in 2024 and 2025. Globally averaged temperature in 2024 was at the warmest level in 175 years of record-keeping. Likewise, atmospheric carbon dioxide—the ...