A new study carried out by the country's leading scientists and epidemiologists has found that at least 1,147 people in the UK died from climate change-driven heatwaves this summer.

Earlier this month, the Met Office confirmed that summer 2025 was the warmest summer on record , with an average temperature of 16.1C across June, July and August.

A team of eleven researchers at Imperial College London used modelling, historical mortality records and peer-reviewed methods to generate estimates of fatalities this summer.

They were assisted by individuals from the London School of Hygiene & Tropical Medicine, the University of Bern, the Royal Netherlands Meteorological Institute and the University of Copenhagen.

They found that climate change increased temperatures by an average of 2.2

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