State IntegrityReceipts, not verdicts

Record heat-related deaths in 2023, WHO-partnered report finds

News story published by United Nations on Wednesday, 28 October 2026 at 12:00 UK time.

What was announced

Climate inaction continues to harm and kill people in all countries with a record 710,000 estimated deaths globally from heat in 2023, a UN-partnered report warned on Wednesday. For the first time, more than seven in 10 fatalities were attributable to human-caused climate change.

Figures in this announcement

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Who and where

Global and regional bodies

Where this sits in the 10 levels of power

Receipt

Headline and summary quoted from United Nations. Read the full text on the publisher's site.

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