EPA Administrator Scott Pruitt, "a former Oklahoma attorney general who built a career out of suing the agency he now leads, has moved to stock the top offices of the agency with like-minded conservatives — many of them skeptics of climate change and all of them intent on rolling back environmental regulations that they see as overly intrusive and harmful to business."

"A high-stakes legal battle between ExxonMobil and the New York attorney general's office is roiling around documents held by the company's auditors. Those documents, usually dry disclosures that hold little public interest, could afford a candid—and perhaps damaging—glimpse into Exxon's private calculations of the business risks posed by climate change."

"Rick Ostfeld and Felicia Keesing have been studying Lyme disease and ways to stop it for more than 20 years. The couple has come up with a way to predict how bad a Lyme season will be a full year in advance."

"For years, the Obama administration proposed cuts to a Pacific salmon recovery program — and for years, Congress ignored the request and fully funded the program within the National Oceanic and Atmospheric Administration."

"The White House is fiercely divided over President Trump’s campaign promise to 'cancel' the Paris agreement, the 2015 accord that binds nearly every country to curb global warming, with more moderate voices maintaining that he should stick with the agreement despite his campaign pledge."

"The Trump administration is expected to begin rolling back stringent federal regulations on vehicle pollution that contributes to global warming, according to people familiar with the matter, essentially marking a U-turn to efforts to force the American auto industry to produce more electric cars."

"The Trump administ"ration is seeking to slash the budget of one of the government’s premier climate science agencies by 17 percent, delivering steep cuts to research funding and satellite programs, according to a four-page budget memo obtained by The Washington Post."

"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."

"U.S. Republican Representative Darrell Issa of California has joined the Climate Solutions Caucus, a bipartisan group of lawmakers dedicated to fighting climate change, spokesmen for the group and Issa said on Wednesday."