ieExplains: The 'silent killer' — what you need to know about heatwaves
Firefighting planes drop water while battling a blaze in the seaside area of Palaia Fokaia, south of Athens earlier this month during Greece's first summer heatwave. Picture: AP Photo/Giorgos Delveroudis
Heatwaves have grown hotter and stronger as the planet has warmed, making what doctors call a “silent killer” even more dangerous. How worried should we be about heat — and how can we stay safe as the climate changes?
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