Is ozone less deadly than we thought?

Global premature mortality due to respiratory problems from ozone exposure is up to 60% lower than previously thought, researchers in the US and the UK have found.

The result comes from an analysis of ground-based data, rather than exposure estimates from computer models.

“I would certainly classify [the result] as good news,” says Karl Seltzer of Duke University, US. “The estimated health burden is still high, but not as high.”[…]

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