| Jul 7, 2010
In a move that portends cleaner air in Chicago and other communities east of the Mississippi, the Obama administration cracked down Tuesday on smog- and soot-forming pollution from coal-fired power plants in 31 states and the District of Columbia.
| Jul 24, 2010
| 1:47 AM
Under pressure to hold down skyrocketing costs that promise more expensive electric bills for dozens of Midwest cities, developers agreed Friday to cap the construction budget for a massive coal-fired power plant in downstate Illinois.
| Aug 4, 2010
| 6:55 PM
(Click on "What we found" to read the original Tribune investigation.)
Lake County's DNA doubts
What we found: In December 2008, the Tribune detailed how Lake County prosecutors were pressing ahead on three cases, including one against Jerry Hobbs,...
| Aug 19, 2010
| 8:39 PM
In virtually every other city in the nation, it would be illegal to pump out partially treated sewage teeming with the amount of disease-causing bacteria that churns endlessly into the Chicago River.
That may soon change for Chicago. But as a state...
| Jan 18, 2011
| 12:07 PM
If a company dumped the black goop behind a factory, it would violate all sorts of environmental laws and face an expensive hazardous-waste cleanup.
But playgrounds, parking lots and driveways in many communities are coated every spring and summer with...
| Jan 11, 2011
Federal regulators on Tuesday urged nationwide testing for cancer-causing hexavalent chromium, the latest response to a study that found the heavy metal in tap water from Chicago and more than two dozen other cities.
In a memo to public water systems,...
| Jan 13, 2011
| 2:01 PM
In a move that could help clean up Chicago’s chronically dirty air, the Obama administration today brokered a legal deal that cracks down on some of the biggest sources of pollution along the southern shore of Lake Michigan.
As part of the...
| Jan 13, 2011
| 6:43 PM
In a move that could help clean up Chicago's chronically dirty air, the Obama administration on Thursday brokered a legal deal that cracks down on some of the biggest sources of pollution along the southern shore of Lake Michigan.
As part of the...
| Jan 14, 2011
| 10:59 AM
Metra today said 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.
Responding to a Tribune investigation, the rail service also...
| Jan 21, 2011
A monitor at George Washington High School on the Southeast Side shows that air in the neighborhood has the distinction of containing the state's highest levels of toxic heavy metals, chromium and cadmium, as well as sulfates, which can trigger asthma...
| Feb 14, 2011
| 5:49 AM
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.
A summary of tests...
| Feb 18, 2011
| 2:19 PM
U.S. Sen. Dick Durbin today warned that budget battles in the nation’s capital could thwart Metra’s efforts to clean up toxic diesel pollution breathed every day by hundreds of thousands of Chicago-area commuters.
The 2011 spending bill...