Stories by Ayesha Rascoe

The rule protects smaller streams and other bodies that the EPA said could “impact downstream waters"

Secretary Sally Jewell told a Senate subcommittee that her department is "very close" to unveiling rules to regulate hydraulic fracturing for natural gas and oil on public lands

The rules will save $90 billion in health care costs by 2016, as technology to cut emissions also reduces particulates that can damage hearts and lungs

A panel called for systematic safety management and redesigned rig blowout preventers