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WASHINGTON — Global warming and urbanization are expected to increase heat hazards in cities around the world, but higher temperatures may not always lead to higher health risks, according to a new study in Earth’s Future, AGU’s journal for interdisciplinary research on the past, present and future of our planet and its inhabitants.
Health risks associated with extreme indoor and outdoor heat and humidity are influenced by physiological, socio-political and economic factors that vary between and within cities, such as physiological adaptation to heat, access to cooling infrastructure and age. The new study finds overheating thresholds around the world are best tuned to a hyperlocal, neighborhood scale defined by changing demographics.
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