50 years ago, scientists warned of the ‘neglected dangers’ of heat islands
Excerpt from the October 20, 1973 issue of Science News
![Person riding a bicycle in Phoenix during a period of extreme heat.](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2023/10/092923_eg_50YA-heat-islands_feat.jpg?fit=1030%2C580&ssl=1)
A person rides a bicycle in Phoenix on July 25, 2023, during a period of extreme heat. Cities already run hotter than outlying areas, an effect that’s made worse by climate change.
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