"A new water rule that will strip federal protections from an estimated 60-90 percent of U.S. waterways will dramatically ease restrictions on how polluting industries do business. ... But oil and gas transport companies may benefit most from the imminent shift."

"The Trump administration’s proposal to roll back fuel economy standards relies on an error-ridden and misleading analysis that overestimates the costs and understates the benefits of tighter regulation, an independent study by leading economists, engineers and other experts has found."

"When EPA begins a major review of air pollution standards this week, a researcher who has received funding from an industry group opposed to the rules will be leading the agency's panel."

"A federal judge has lifted a gag order on the Anaconda Superfund cleanup. That means that after more than a decade of secrecy, Anaconda residents will soon be able to learn some details about the Superfund cleanup deal in the works for the Smelter City."

"Environmentalists are already lining up to slam the Trump administration's definition of which waters are covered by the Clean Water Act, signaling a protracted battle over the proposal that's expected next week."

"The Trump administration wants to remove a key barrier to constructing new coal-fired power plants in the U.S. -- but don’t expect any utilities to actually build them."

A deep look at the Mexican city of Mexicali shows a pattern of unchecked pollution leading to illnesses and deaths on both sides of the border.

"The White House's regulatory shop has completed its assessment of a hot-button ozone rule, putting EPA on track to issue the final version by tomorrow's [Thursday's] court-ordered deadline."

"The Supreme Court has signaled its interest in a potentially game-changing debate over the scope of the Clean Water Act. The justices yesterday invited the Trump administration to weigh in on whether the law applies to pollutants that travel through groundwater before reaching surface water."