Dangerous hot days are spreading beyond summer
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Updates every hour. Last Updated: 22-Oct-2026 17:17 ET (22-Oct-2026 21:17 GMT/UTC)
Extreme heat has become more common—both research and lived experience document this—but when it arrives is a different question. A new study finds that rather than occurring only during warm seasons, extreme heat events have become more frequent in the months before and after, too.
The ‘Lost Lakes’ database provides access to information on water area to identify changes in Arctic permafrost landscapes and help local communities respond to these shifts.
As our world continues to warm, a multidisciplinary group of researchers from the University of Exeter and the UK Health Security Agency encourage consideration of potential interactions between urban green spaces, vector-borne diseases, and climate change as we work to increase public health benefits and reduce risks.
A new study projects how people’s access to food, water, and energy may change in the future, in response to many different variables. In many regions, people in lower-income groups will likely face even greater resource insecurity than they do today.
The central north Amazon, with extensive areas of high forest cover, natural savannas and vast and important indigenous territories, was not previously considered as being the most affected by climate change.
However, this region, which is considered critical to Amazonia’s cultural and biodiversity wealth has unexpectedly found itself at the forefront of rapid growth in climate extremes, a new study reveals.
Findings, published today in Communications Earth & Environment, identify Amazonia as experiencing rapid growth in extreme temperatures and water stress – with 10% of the basin, an area larger than 700,000 square kilometres (bigger than Afghanistan), witnessing increases in extreme temperatures during the dry season of at least 0.75°C a decade and more than 3.22°C since 1981.
A nationwide survey in Japan suggests cultural worldviews are more strongly linked to support for climate policies than to support for biodiversity conservation measures. While hierarchical worldviews were linked to lower perceived climate risks and weaker support for climate measures, these associations were weaker for climate-related biodiversity conservation approaches and not clearly observed for stand-alone conservation policies, pointing to potential common ground.