Showing posts with label Pollution. Show all posts
Showing posts with label Pollution. Show all posts

Wednesday, August 31, 2011

Thursday is an “orange” air quality day in Chicago

Thursday brings an air quality warning to Chicago. The air quality index is in the 101-150 range, an orange warning for ozone indicating the air quality conditions are Unhealthy for Sensitive Groups.

But what exactly does this mean? How might you change your day to take account of the warning?

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