Wednesday, April 18, 2018

California has eight of 10 most polluted US cities

  1. California has eight of 10 most polluted US cities  USA TODAY
  2. Bay Area's air quality near nation's worst, climate change to blame: Report  SFGate
  3. Utah's ozone pollution is getting worse despite progress on other fronts, American Lung Association says  Salt Lake TribuneFull coverage
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