"Tests last summer showed troubling levels of lead in the water at Summit Township Elementary School, perched on a quiet hilltop outside Butler, Pa. But for the next five months, no one told the parents of Summit’s 250 students."

"Federal Energy Regulatory Commissioner (FERC) Colette Honorable said Friday she will leave the board when her term expires in June."

"A U.S. appeals court on Friday granted a Trump administration request to put on hold a legal challenge by industry and a group of states to former President Barack Obama's regulations aimed at curbing greenhouse emissions mainly from coal-fired power plants, rules that the Republican president is moving to undo.

"President Trump signed an executive order [Friday] that reverses a ban on drilling in much of the Arctic and ensures a legal fight over an obscure provision of the Outer Continental Shelf Lands Act."

"It might not be the largest crowd ever assembled on the National Mall, or the hottest spring day ever recorded in the nation's capital, but the heat was oppressive enough, and the People's Climate March impressive enough in scale to send a message."

"Environmental Protection Agency Administrator Scott Pruitt, facing a complaint that he had violated the law restricting political activity by federal officials, will not attend an Oklahoma GOP fundraising gala where he was slated to be keynote speaker, an administration official told InsideClimate News on Thursday."

"The decades-long federal program to clean up Chesapeake Bay is showing signs of success and is supported by politicians of both parties. So why is the Trump administration seeking to eliminate funding for it?"

"A federal court delayed its case Thursday regarding a major Environmental Protection Agency (EPA) air pollution rule."

"Environmental advocates are bracing for potentially 'catastrophic' changes to U.S. Environmental Protection Agency regulations that protect children from dangerous lead exposure across the country. Advocates say if the agency moves forward with its plans to repeal or replace programs that regulate hazardous lead levels, lead poisoning prevention efforts would be set back decades."