There are 90 aging coal ash pits in Illinois — piles of slag left behind when coal is burned for energy, most often electricity. Environmental groups are asking for tougher state regulations on coal-burning power companies now that coal ash residue is starting to show up in the water supply.
With the country slowly digging itself out of recession, some of his legislative priorities buried under Washington's partisanship and his approval ratings at some of their lowest levels, President Obama called for "a year of action" during his fifth State of the Union address on Tuesday.
Illinois residents get one last chance Thursday night to speak out in a public forum about new rules on fracking in the state.
The Sierra Club has filed a federal lawsuit aimed at tightening the pollution controls planned for the FutureGen clean-coal project.
Utility regulators say Ameren Illinois needs to lower its electricity delivery rate in 2014.
A study determined that six Illinois nuclear power plants logged hundreds of safety violations from 2000 through 2012, most of them considered low-level.
The installation of a 20.5-acre solar farm at the University of Illinois is being pushed back after questions about the project and its review process.
The Environmental Protection Agency's second stab at a proposal to set the first-ever limits on greenhouse gas emissions from new power plants would make it impossible for companies to build the kind of coal-fired plants that have been the country's biggest source of electricity for decades.
Travelling through Amish country, you're likely to see a horse-drawn carriage or two. One Sullivan entrepreneur has transformed the traditional buggy by giving it a touch of solar power.
Many outsiders assume the Amish reject all new technology. But that's not true.