Several employees told Business Insider that morale is low, as evidenced by some of the reactions to acting chief David ...

In an elaborate battle of Senate procedure, Majority Leader John Thune (R-SD) set the stage for California’s strict emissions ...

Senate Republicans could vote this week to take away California's ability to impose tough limits on car emissions — a move ...

Senate Republicans have voted to establish a new precedent that will allow them to roll back clean air standards in ...