The heat wave that hit the usually cool and rainy American Pacific Northwest was a shock to many — Oregon and Washington were covered by a blanket of heat in the triple digits.

After the temperatures soared, a group of scientists quickly came together to answer a crucial question: How much is climate change to blame?

Guest: Henry Fountain, a climate change reporter for The New York Times; and Sergio Olmos, a freelancer for The Times.

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Background reading:

An analysis of the recent record-breaking heat found that it would have been virtually impossible without the influence of human-caused climate change.
The extreme temperatures in Oregon, Washington State and Canada were exacerbated by an intense drought. Here is what to know about these heat waves.

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The Heat Wave That Hit the Pacific Northwest

The Daily

The Heat Wave That Hit the Pacific Northwest