Former Exelon CEO thinks wind, solar and natural gas are the future of the grid, but says his former company's nuclear plants need to be supported and kept online.
Some of Illinois’ prime farmland is torn up for surface mines. However, even when the topsoil remains untouched, mining under the surface can have serious and lasting effects on farmland.
Municipalities saddled with debt from deals with the Prairie State Energy Campus in Illinois may have some options for financial relief, but it won't be easy.
The Midcontinent Independent System Operator, its independent market monitor and Dyengy Inc. formally challenged allegations that the grid operator's April capacity auction yielded excessive prices that will needlessly push up electricity bills for southern Illinois consumers.
After more than five years, a proposed underground coal mine in central Illinois remains in a holding pattern. But as permitting processes drag on, landowners opposed to the Bulldog Mine have not let down their guard.
A coalition of environmental and neighborhood groups say it is "unconscionable" that the Illinois EPA is not following through on an effort to regulate petcoke storage statewide.
Proposed new temperature limits on Chicago-area waterways could hasten the demise of two coal-fired power plants.
A laser technology capable of detecting carbon dioxide emissions in near real-time is being tested above ground at an Illinois carbon sequestration site.
A pair of southern Illinois lawmakers are declaring war on coal -- specifically, the kind hauled hundreds of miles by rail from Wyoming's Powder River Basin.
An Exelon Corp. executive told Illinois legislators Wednesday that the fate of three unprofitable nuclear plants in the state will be decided later this summer.