Twin Cities Metropolitan Air Quality - Percent of National Standard

Chart of the Day – Air Quality

Today’s Charts of the Day concern air quality.

Twin Cities Metropolitan Air Quality - Percent of National Standard

Twin Cities Metropolitan Air Quality – Percent of National Standard

 

Comparison of growth areas and emissions in Minnesota - percent change since 1990.

Comparison of growth areas and emissions in Minnesota – percent change since 1990.

Source: MnDOT  Annual Transportation Performance Report 2012

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