February 13, 2026 - In a letter issued in late January as a follow-on to the United Nations Climate Change Conference in Belém (COP30), the COP30 president outlined a proposal that would adopt two ...

Dramatic droughts linked to the decline of the Classic Maya civilization approximately 800 to 1000 CE may not have required ...

New research has found that the world has reached the first of many Earth system tipping points. These will cause catastrophic harm unless humanity takes urgent action. A tipping point is a moment in ...

If you think of Earth’s climate system as a backyard swing that’s been gently swaying for millennia, then human-caused global warming is like a sudden shove strong enough to disrupt the usual arc and ...

When it comes to climate change, to invoke one of Al Gore’s favorite sayings, the biggest challenge is not what we don’t know, but what we know for sure but just isn’t so. Two new studies show that ...

The world is on course to trigger several climate "tipping points" if global government policies stay on their current course, according to a new study April 23. These points of no return are specific ...

The Amazon rainforest is so big that it makes its own climate. As they photosynthesise and transpire, its billions of trees collectively produce enough moisture to form clouds. These, by some ...

A collection of short dispatches from the field of climate microbiology conveys the contributions that single-celled life forms make to our climate system, and how we can work with them to address ...

Coccolithophores, tiny planktonic architects of Earth’s climate, capture carbon, produce oxygen, and leave behind geological records that chronicle our planet’s history. European scientists are ...

Coral reefs in Kenya, Senegal, Cape Verde, Tanzania, Mozambique and Madagascar have been hit hard by rapidly warming seawater. Sirachai Arunrugstichai/Getty Images New research has found that the ...