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Climate Change Linked to Nearly 100,000 Deaths from 2023 Heatwaves: Global Study

  • October 9, 2025
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Nearly 100,000 deaths in 2023’s unprecedented heatwaves were linked to human-induced climate change, according to a global study by Australian researchers. The study estimated 178,486 excess deaths worldwide, with 54% (about 97,000) attributable to climate change. These heatwaves coincided with the hottest year on record, 1.45 degrees Celsius above pre-industrial levels, significantly impacting subtropical and […]