CBS 2 Chicago wbbm7801059 670 The Score

Chicago Metro Area

Traffic on the Dan Ryan Expressway. (Photo by Tim Boyle/Getty Images)

Chicago Again Gets An F From Lung Association For Poor Air Quality

The Chicago metropolitan area ranked 14th worst in the nation for 24-hour particle pollution – also known as soot – and 20th worst for high ozone levels – also known as smog – and annual particle pollution, according to the Lung Association.

04/30/2014

Downtown Chicago skyline. (Saul Loeb/AFP/Getty Images)

Census Bureau: Chicago Area Population Grew Very Slightly In 2013

The Chicago metro area had a growth of only 0.2 percent in 2013, with the fastest growing counties being Kendall and DuPage; and Porter County in Indiana.

03/27/2014