"White House officials barred a State Department intelligence agency from submitting written testimony this week to the House Intelligence Committee warning that human-caused climate change is “possibly catastrophic.” The move came after State officials refused to excise the document’s references to federal scientific findings on climate change."

"A White House plan to debate the accuracy of climate science has hit a snag: Mainstream scientists are unlikely to participate."

"Members of EPA's Science Advisory Board grappled with whether and how to weigh in on the Trump administration's rollback of clean water standards given the administration's insistence that the proposal is a question of policy, not science."

"President Donald Trump is getting his facts wrong when it comes to clean air in the U.S. In remarks Wednesday with Ireland’s Prime Minister Leo Varadkar, he insisted the U.S. has the “cleanest air in the world” and is “setting records environmentally.” That’s not the case. The Obama administration set the records for clean air in 2016, and air quality under Trump has worsened since then."

"Environmental Protection Agency Administrator Andrew Wheeler vowed on Wednesday to make greater use of the agency's official board of science advisers. But soon after he spoke, some of those advisers and other outside experts protested that the agency was instead limiting their role."

"Conservative media organization National Review is taking its legal battle against climate scientist Michael Mann to the Supreme Court — the latest push in a case involving climate science and the First Amendment."

"A report by experts from 27 national science academies has set out the widespread damage global heating is already causing to people’s health and the increasingly serious impacts expected in future."

"The U.S. Environmental Protection Agency was sued on Monday by a nonprofit over a recent directive banning many scientists from panels that advise the agency on scientific matters."

"Scientists tasked with reviewing government plans to lift protections for gray wolves across most of the U.S. said in a report released Friday that the proposal has numerous factual errors and other problems."

"EPA plans to quickly revamp its guidelines for evaluating whether environmental contaminants can cause cancer or other ailments, a move Trump administration critics fear is part of a broader effort to weaken the basis for regulating a wide range of pollutants."