Over the past few weeks, Exelon has secured promises for an additional $1.6 billion or more in revenue from capacity auctions, calling into question the need for the Illinois legislature to step in to keep some power plants running.
An experiment by Argonne National Laboratory in Central Illinois explores the potential of formerly overlooked plants such as willow and switchgrass for bioenergy feedstock, offering farmers a possibly lucrative use for difficult land and preventing nitrogen pollution to boot.
As Illinois officials seek to cut sulfur dioxide levels in two cities, a utility that touts itself as a clean-energy leader is ironically using the process to seek an exemption for installing pollution controls at one of its coal plants.
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.