Pollution levels in Puget Sound region. (IMAGE)

University of Washington

Pollution levels in Puget Sound region.

Caption

Ten-year average PM2.5 exposure predictions based on 2000–2009 data and smoothed to broadly represent pollution differences in the Puget Sound region. Shaded circles indicate study participant addresses.

Credit

Magali Blanco/University of Washington

Usage Restrictions

Must use with permission from UW to go with story on study.

License

Original content

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