Ozone Levels, Average Exposures (1977-2000) (IMAGE)

University of California - Berkeley

Ozone Levels, Average Exposures (1977-2000)

Caption

A new study finds that long-term exposure to ozone is linked to a higher risk of death from respiratory causes. This map shows average ozone concentrations for the years 1977-2000 in the 96 metropolitan regions included in the study.

Credit

Image courtesy of Bernie Beckerman, UC Berkeley

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Source: UC Berkeley

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