Heat waves are becoming more frequent and more intense due to climate change. However, experts say the country's heat warning system may be misleading the public into underestimating the heat waves' dangers.
, putting the human body under an immense amount of cardiovascular stress.
"These are outside of people's envelope of experience and they don't expect them," says Ann Bostrom, professor of environmental policy at the University of Washington."So in those kinds of contexts, it's very difficult for people, understandably, to understand the risks they're exposed to."" when a heat wave gets dangerous. But critics say that language is too general and not specific enough for vulnerable groups.
Disaster experts say even the most targeted messages aren't useful unless they're actually reaching people. A key step is working with local groups to reach vulnerable populations, like senior centers, neighborhood groups or church groups.
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