How climate change has powered the heat wave blanketing much of the U.S.

PBS NewsHour
by Ali Rogin
March 26, 2026
3 min read

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Climate scientists attribute current U.S. heat dome to human-caused climate change rather than isolated weather event.

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A heat dome spreading across much of the United States this month has driven temperatures to historic levels, with climate scientists attributing the severity to human-caused climate change rather than treating it as an isolated weather event. The U.S. has experienced a series of extreme weather events in recent weeks, underscoring a pattern that researchers link to warming global temperatures. Correspondent Ali Rogin interviewed Bernadette Woods Placky of Climate Central to explore the connection between climate change and the current heat wave for the "Tipping Point" series. The reporting examines how shifting climate conditions are intensifying dangerous heat events that pose risks to public health, infrastructure, and agriculture.

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