"Eleven Democratic state attorneys general on Tuesday sued President Donald Trump’s administration over its decision to delay implementation of an Obama-era rule that would have expanded the number of wetlands and small waterways protected by the Clean Water Act."

"Hospital plumbing is a “vast” reservoir of drug-resistant superbug germs, researchers reported Tuesday."

"A climate-denying coal lobbyist is close to becoming the agency's deputy administrator." The Senate Environment Committee expects to vote on the nomination today.ats sounding the alarm?"

"A judge has ruled that U.S. wildlife managers erred in denying Endangered Species Act protection to bison at Yellowstone National Park and must reconsider extending such safeguards to America’s largest pure-bred herd of wild buffalo."

"Due to heavy fertilizer use, California's Central Valley is behind up to 41 percent of the state's emissions of nitrogen oxide — an air pollutant and climate-warming gas".

"A large proportion of California's nitrogen oxide—which can cause harmful ozone and a variety of health impacts—comes from heavy fertilizer use in the state's Central Valley, according to a new study.

"As Interior Secretary Ryan Zinke prepared to travel to the Carolinas to discuss offshore drilling, state attorneys general condemned the Trump administration’s plan to expand development of oil and gas in the Atlantic and Pacific oceans as “outrageous” and “reckless.”"

The Sierra Club has filed suit in a federal court in California over EPA's failure to respond to its Freedom of Information Act request for records on EPA Administrator Scott Pruitt's changes to the agency's FOIA policies.

"Monsanto Corp. faces a treble damages class action alleging that its pesticide Dicamba poses such a risk to farmers they are forced to purchase resistant seed — marketed under patent at high prices by Monsanto — to avoid catastrophic damage to their crops from pesticide drift."

"How to cover an issue when the stakes for human health seem so high, scientific questions still linger, and passions run so deep?"