"As rain poured and floodwaters inched toward his house in south Houston, Wes Highfield set out on a risky mission in his Jeep Cherokee. He drove in several directions to reach a nearby creek to collect water samples, but each time he was turned back when water washed against his floorboard."

"ExxonMobil acknowledged Tuesday that Hurricane Harvey damaged two of its refineries, causing the release of hazardous pollutants."

"The fate of a mine near headwaters of a sacred river hinges on a wetlands permit; the tribe wants tougher federal standards to apply—not looser state ones."

"The number of U.S. EPA cops on the beat has declined dramatically over the last dozen years, according to data released today by a watchdog group."

"A decades-long effort to clean up the Chesapeake Bay, the nation's largest estuary, is showing signs of success. But scientists now say progress could be hindered by a hydroelectric dam, located on the Susquehanna River in northern Maryland."

"All along the U.S.-Mexico border, about 840,000 mostly low-income, immigrant Latinos have settled in colonias – cheap plots of land outside city limits without basic infrastructure such as water and sewage systems, electricity and paved roads."

"U.S. EPA Administrator Scott Pruitt appears in an agribusiness video urging farmers and ranchers to comment on the proposed repeal of the Obama-era Clean Water Rule, promoting the rollback of a regulation that he sued to stop as Oklahoma attorney general."

"CAMPTI, La. – Deep in the winding mass of crumbling back streets in Campti, Leroy Hayes sets a glass of water from his faucet in a patch of sunlight on the railing of his porch and watches specks of sediment float to the top."

"In the weeks before the Environmental Protection Agency decided to reject its own scientists’ advice to ban a potentially harmful pesticide, Scott Pruitt, the agency’s head, promised farming industry executives who wanted to keep using the pesticide that it is “a new day, and a new future,” and that he was listening to their pleas."

"A proposal for the first oil and gas drilling in federal offshore waters of the Arctic took a step forward Thursday as regulators released a draft environmental impact statement, which reflects concerns about the effects of the project on marine life and local communities."