The senators want Congress to abandon federal support of the wind industry.
The timetable was reportedly too steep for fire hydrant manufacturers.
The southern leg will begin delivering oil to Gulf Coast refineries in January.
Republicans want to know what the agency spent on a failed effort to issue smog standards.
The federal review related to April’s deadly fertilizer plant blast in Texas is overdue.
Crude oil "should not be sent to the other side of the world," Sen. Robert Menendez said.
A new report calls for changes to Interior's royalty rates for oil and gas companies.
Rep. Paul Ryan suggested tying approval of the oil pipeline to raising the debt ceiling.
Climate change will “substantially aggravate" the problem, the report says.
Warren Buffett is turning to wind turbines for his utility company's next big project.