air pollution

The San Onofre and Diablo Canyon nuclear power plants. (Photo by David McNew/Getty Images)

Supreme Court Seems Divided Over EPA Mercury Limits

The Supreme Court’s conservative justices cast doubt Wednesday on the Obama administration’s first-ever regulations aimed at reducing power plant emissions of mercury and other hazardous air pollutants.


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.


Lead Emissions 0725

City Council Committee OKs Lead Pollution Ordinance

Imagine sending your kids to school every day not knowing if the air they’re breathing could harm them. That’s what parents of students at Perez Elementary School in Pilsen have been struggling with.

CBS 2–07/25/2011

Coal-Fired Power Plant

Counties Ranked For Ozone, Particle Pollution

There is good news and bad news in the American Lung Association’s annual State of the Air report card.

WBBM Newsradio–04/27/2011

Smoke Stacks (Photo Jeff Fusco/Getty Images)

Pilsen Activists Claim Victory Against Polluter

After years of complaints about pollution from a smelting plant just blocks from a Pilsen school, community activists may get some satisfaction.

WBBM Newsradio–04/21/2011

Smoke Stacks (Photo Jeff Fusco/Getty Images)

High Levels Of Toxic Lead Found Near Elementary School

Residents in Chicago’s Pilsen neighborhood complained for years about metallic-tasting smoke rolling down their narrow streets but had little evidence it was harmful.

WBBM Newsradio–03/31/2011

Metra Train

Metra To Start Sampling Air Tuesday

Air sampling gets under way in earnest Tuesday in an attempt to determine what–if anything–Metra can do to trim emissions of potentially harmful diesel soot,


A Metra Commuter Train (Tim Boyle/Getty Images)

Metra Vows To Fix Diesel Engine Pollution

Metra is looking for immediate remedies to the problem of pollution from diesel locomotives, particularly those idling in Chicago’s Union and Ogilvie stations.

CBS Chicago–11/09/2010

Metra locomotive (CBS File Photo)

Metra To Meet On High Soot Levels

The commuter rail agency takes issue with findings of air quality tests at its two busiest downtown terminals, and aboard trains leaving them.

WBBM Newsradio–11/08/2010