Our planet has experienced dramatic climate shifts throughout its history, oscillating between freezing "icehouse" periods ...

A sweeping new study reveals that humanity has already pushed 60% of Earth’s land outside its safe biosphere zone, with 38% in a high-risk state. By analyzing centuries of data, researchers mapped how ...

Scientists have traditionally focused on volcanic arcs as the main natural source of atmospheric carbon dioxide. These form ...

BELEM, Brazil (AP) — The world's climate leaders are conceding that Earth's warming will shoot past a hard limit they set a decade ago in hopes of keeping the planet out of a danger zone. But they're ...

Arctic weather extremes are rising fast, harming plants, animals, people, and global climate balance worldwide.

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...

Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's orbit and axial tilt. These variations, known as Milankovitch cycles, ...