Between the record-breaking global heat and extreme downpours, it’s hard to ignore that something unusual is going on with the weather in 2023. People have been quick to blame climate change – and ...

The year 2025 was the warmest on record for the heat content of the world’s oceans. Ocean heat content (OHC) increased by around 500 zettajoules – billion trillion joules – since the 1940s.

In a world of worsening climate extremes, a single red line has caught many people’s attention. The line, which charts sea surface temperatures in the North Atlantic Ocean, went viral over the weekend ...

To read more of The Economist’s data journalism visit our Graphic Detail page. Start with air-temperature records. Estimates of Earth’s average temperature have already hit new highs four times this ...

Atmospheric rivers—narrow bands of concentrated water vapor transported polewards from the tropics—don't just deliver a deluge of rainfall, but play a key role in driving extreme heat events and ...