![]() ![]() Absolute temperature is one, but a key factor for the impacts of heat extremes is also how much higher temperatures are compared to normal for a specific location. There are many ways to measure extreme heat. ![]() ![]() Extreme heat can also worsen air quality problems and ground-level ozone, exacerbate drought and wildfire risk, reduce labour productivity, damage infrastructure and reduce crop yields. More frequent and intense extreme heat is one of the major impacts of climate change.Īs the Intergovernmental Panel on Climate Change’s (IPCC) sixth assessment confirmed, it is “virtually certain” that “there has been increases in the intensity and duration of heatwaves and in the number of heatwave days at the global scale from 1950”.Įxtreme heat events can have serious health impacts – Europe’s 2003 summer heatwave, for example, caused more than 70,000 deaths. ![]()
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