Many of the 300,000 homes the government wants to build each year could become “uninhabitable” because of climate change if building regulations are not changed to combat overheating, a major report has warned.

Increasingly hot summers could lead to loss of life because of a lack of planning on making homes cooler, with the shift towards home working adding to the urgency to get to grips with the issue, the Climate Change Committee (CCC) has told the government.

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