The U.S. Fish and Wildlife Service finalized new regulations on Thursday to protect the beleaguered northern long-eared bat — but some environmentalists say the government should be doing more.

"Much has been made of the rapid rise of renewable energy in the US, but the policy workhorse behind it does not get nearly enough attention or credit."

"The Environmental Protection Agency’s internal watchdog has found no evidence of bias in the agency’s efforts to block a proposed gold mine from being built near Alaska’s Bristol Bay."

"The U.S. Environmental Protection Agency’s top Midwest official said her department knew as early as April about the lack of corrosion controls in Flint’s water supply — a situation that likely put residents at risk for lead contamination — but said her hands were tied in bringing the information to the public."

"Under pressure to devise a fix for its polluting diesel cars, the chief executive of Volkswagen, Matthias Müller, met for the first time with a senior government official in the United States to discuss the crisis that has engulfed the German carmaker since September."

"The California Air Resources Board said on Tuesday it rejected Volkswagen AG's (VOWG_p.DE) plan to fix 2.0 liter diesel cars equipped with software that allows them to emit up to 40 times legally allowable pollution."

"Sen. Lisa Murkowski is holding up President Barack Obama's nominee to run the Food and Drug Administration to force the labeling of genetically engineered salmon."

"The Republican-controlled House approved a bill Tuesday blocking new Obama administration regulations designed to reduce the environmental impact of coal mining on the nation's streams."

"President Obama pledged on Tuesday to push for changes in how the federal government manages fossil fuel development on public lands, an emerging battleground in the nation's climate policies."

"This year marks the 100-year anniversary of the historic Migratory Bird Treaty. Environmentalists find much to celebrate, but challenges remain for migratory bird populations."