"Blue Hill is the nation’s oldest continually operating weather observatory, according to executive director Alex Evans. Since 1885, staff and volunteers have relied on many of the same instruments, including mercury and alcohol thermometers, hygrometers that use human hair to measure moisture in the air, and that glass sphere on the roof tracking the hours of bright sunshine."

"For decades, a small EPA program assessed toxic chemicals. In an internal memo obtained by ProPublica, a top Trump appointee sharply criticized the program’s work and directed agency offices to review regulations that relied on its assessments."

"As congressional Republicans accuse climate scholars and lawyers of colluding to influence the judiciary, a symposium hosted by a center funded by the fossil fuel industry educates judges about free-market views of climate science."

"A widely used chemical solvent used to make plastics is harming the health of workers, but it’s not a risk to the public or the environment, EPA has determined."

"Legislators in at least 28 states this year introduced bills that would roll back tax incentives for the energy-hungry facilities."

"National park staffers used to control park websites. But not anymore."

"Bayer promised to “provide a small thanks” to Environmental Protection Agency Administrator Lee Zeldin for removing warnings about Roundup, the company’s herbicide that has been the subject of tens of thousands of cancer lawsuits, according to internal emails revealed at a Congressional hearing Tuesday."

"Concerns over water access are poised to consume summer in the US, as crises in Corpus Christi and across the Colorado River threaten to boil over."

"The Trump administration says the cities shouldn’t be penalized for unhealthy air because pollution can blow in from abroad. Some experts say that’s preposterous."