The case hinges on whether the agency failed to consider costs.
MTU America Inc. is a Michigan-based subsidiary of Rolls-Royce Power Systems AG.
Lawmakers questioned the legality of EPA's power plant rule in a hearing Tuesday.
Friday’s edition of the Federal Register contains new rules for roads on Indian reservations,...
Industry groups are ramping up the fight on the law's definition of full-time employment.
A dozen states argue that the power plant regulation violates the Clean Air Act.
Groups say climate rule doesn't protect against harmful effects of climate change.
Gina McCarthy shot back at a Times article crediting a green group for drafting the climate rule.
EPA gets the OK, well mostly.
Nine Republican governors want Obama and EPA to pull the power plant greenhouse gas rule.
The EPA is giving states flexibility on how they meet emission targets.
Obama's upper brass headed to Capitol Hill to promote the new climate rule.
Justices will weigh EPA’s first-ever limits on mercury and toxics emitted by power plants.
Legal experts spent the majority of Tuesday’s hearing of the House Energy and Commerce Subcommittee...
The panel will review EPA's plan to regulate greenhouse gas emissions from power plants.
Tuesday’s edition of the Federal Register contains new rules for greenhouse gas emissions from the...
Tensions are growing as EPA prepares to levy a new renewable fuel standard.
The White House is firing on all cylinders when it comes to climate change.
On Tuesday, leading industry groups laid out their grievances in a united front.
The House 2015 spending bill for EPA and Interior hits at Obama's climate priorities.
The move sparked cries of executive overreach from a number of Republicans.
The administration is seeking to make it clear that the influx of young migrants will be turned...
Senate Democrats are inviting Republicans to engage in a "robust exchange of views" on climate...
Obama's climate adviser and chief of staff joined Democrats on the Hill for lunch.