Tribune investigation: Diesel exhaust
Read ongoing Tribune reports on high levels of diesel soot at Metra stations and on train cars, as well as spikes of pollution near buses idling for long periods in violation of city law.
10:34 AM EST, February 6, 2012
Thousands of commuters continue to breathe high levels of lung-damaging diesel exhaust at Chicago's Union Station, in part because of nagging maintenance problems at the Old Post Office that straddles the southbound tracks.
8:20 PM EST, January 14, 2011
Metra announced Friday that it is installing more efficient air filters on its train cars and switching to cleaner fuel for its locomotives to help reduce commuter exposure to toxic diesel fumes.
8:49 AM EST, February 14, 2011
Metra's own testing of toxic diesel exhaust inside its passenger coaches shows the transit agency's pollution problems are more extensive and worrisome than it has publicly disclosed, according to records obtained by the Tribune.
9:06 PM EST, December 8, 2010
Two Chicago aldermen are demanding to know why police and other city officials largely are ignoring laws that ban excessive idling by diesel buses and trucks.
7:16 PM EST, November 21, 2010
In Chicago, just 34 tickets in four years were issued to drivers of diesel-powered vehicles for violating time limits.
November 20, 2010
Testing results of the Rock Island District line, which leaves from the LaSalle Street Station, will take about a week to be analyzed, and testing on all Metra lines should be done by mid-December, agency officials said.
8:17 PM EST, November 9, 2010
The agency also is creating a task force of transit officials, union representatives and environmental health regulators to explore new ways to clean up toxic diesel exhaust.
7:01 PM EST, November 8, 2010
Prompted by a Tribune investigation, Sen. Dick Durbin seeks a federal probe of air quality in commuter trains and stations.
9:56 PM EDT, November 5, 2010
Day after day, thousands of commuters are breathing high levels of toxic diesel pollution trapped in Chicago's two major rail stations and even inside the trains they ride, a Tribune investigation has found.
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