Nature Climate Change

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All regions near Paris warming limits, study finds

Published the study

In northwestern North America, the past decade averaged about 3°C warmer than the late 1800s. A study published in Nature Climate Change finds that is roughly twice the global land average, which has already reached 1.9°C above preindustrial levels.

Updated 1 hour ago

Heatwave seasons have lengthened by about a month since 1979, global analysis finds

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As of September 2026: Publisher of the study

A 45-year global analysis shows heatwaves now arrive earlier and end later. The first heatwave of the year comes about two weeks sooner, the last finishes roughly 24 days later, and heatwave seasons run about 39 days longer than in 1979.

Updated Sep 24