Sharks and rays have populated the world's oceans for around 450 million years, but more than a third of the species living today are severely threatened by overfishing and the loss of their habitat.

The Arctic region has shifted from storing carbon dioxide to releasing it into the atmosphere, according to the 2024 Arctic ...

Earth’s prolonged streak of abnormal heat continued into 2025 despite the arrival of La Niña ocean conditions, which ...

Global warming ... driver' of extreme temperatures. And with the rate of carbon dioxide entering the atmosphere even higher than in previous years, the planet's warming shows no signs of slowing ...

The rapid increase in CO2 is "incompatible" with the international pledge to try to limit global warming to ... respite with slightly cooler temperatures, warming will resume because CO2 is ...

How fast the level of atmospheric carbon dioxide — and with it, the temperature — goes up matters for the ability of humans ...

In 1938 English engineer G.S. Calendar calculates that rising CO2 levels contribute to warming temperatures ... “hockey stick graph,” is still used today. Keeling’s work is considered a defining ...

Since 2015, the Paris Agreement has aimed to keep rising global ... temperatures exceed 1.5°C, the more CO2 will have to be absorbed to try and reverse the trend. So what next for our ever-warm ...

It will therefore be important to see whether there is a higher-than-expected rise in CO2 in 2025, or whether the large exceedance in 2024 is a temporary phenomenon. With global warming ongoing, ...

In the 450 million years that sharks and rays have inhabited the oceans, they have repeatedly benefited from higher temperatures. However, global warming is currently affecting these animals ...