Global warming has made Europe’s heatwave 2-4°C worse

Photograph: Getty Images

Jun 24th 2026|3 min read

ON THE MORNING of June 24th the Shaw Library at the London School of Economics was meant to be full of people discussing the impacts of climate change as part of London Climate Action Week. It was not to be. Britain’s Met Office had, for only the second time, issued a “red” warning about temperatures high enough to pose risks even to the fit and healthy. The organisers decided they could not proceed with their meeting—the subject of which was “Extreme heat: Improving governance and strengthening action”.