"The U.S. Environmental Protection Agency on Thursday withdrew a requirement for the oil and gas industry to provide information on methane emitted from its operations, one of what will be several moves to undo the Obama administration's climate change regulations."

"Global warming could mean that mountain snow melts at a slower pace, researchers said Monday, a peculiar finding that might be bad news for the West and other regions that depend on snow for water."

"A little less than seven years ago, the climate scientist Michael Mann ambled into his office at Penn State University with a wedge of mail tucked under his arm. As he tore into one of the envelopes, which was hand-addressed to him, white powder tumbled from the folds of the letter. Mann recoiled from the grainy plume and rushed to the bathroom to scrub his hands."

"The group of 40 people gathered at a popular burger and fish taco restaurant in San Antonio listened eagerly to the latest news about the anti-vaccine fight taking place in the Texas legislature."

"Hundreds of scientists put aside their habitual wariness toward political activity and rallied over the weekend in Boston’s Copley Square, with many saying the Trump administration has left them no choice."

"In his first interview as EPA administrator, Scott Pruitt made one thing very clear: the Clean Power Plan, the signature climate regulation of the Obama administration, is not long for this world."

"A large research synthesis, published in one of the world’s most influential scientific journals, has detected a decline in the amount of dissolved oxygen in oceans around the world — a long-predicted result of climate change that could have severe consequences for marine organisms if it continues."

"If you peruse NASA’s social media feeds dedicated to climate change, you would have no clue a new administration has taken power that has expressed doubts about the reality or seriousness of the issue."

"ATLANTA — In a gathering impacted by presidential politics, an all-star cast of public health experts largely stuck to their own bleak script: Climate change is poised to unleash an unprecedented, global public health crisis."

"The Department of Energy has taken down its public-facing employee directory, making it far more difficult for journalists and members of the public to locate email addresses and phone numbers for agency personnel."