"Political polarization on climate change has become so stark this election cycle that researchers say the gulf between Republicans and Democrats is wider than they have seen in more than 20 years of polling. The polarization has an equally startling financial corollary: an overwhelming 91 percent of fossil fuel industry campaign donations now flow to Republican candidates and 9 percent to Democrats."

"Interior Secretary Sally Jewell unveiled a sweeping conservation plan in Palm Desert on Wednesday, promising to protect millions of acres of California desert while encouraging solar and wind farms in limited areas."

"Southern California Gas Co. agreed to pay $4 million to settle criminal charges over the massive gas leak near Porter Ranch last year, but the utility still faces potentially costly civil actions from both residents and regulators."

"House Science committee hears three witnesses arguing subpoenas of NY and Mass. attorney generals are justified; opponents argue they are a shield for Exxon."

"Sen. Bernie Sanders called on President Obama to take action against the controversial Dakota Access oil pipeline during a protest outside the White House on Tuesday with members of the Standing Rock Sioux Tribe and other tribal nations."

"A Native American tribe from the northeast shore of Lake Michigan is trying to halt the approval of a multi-million-dollar settlement between Canadian pipeline giant Enbridge, Inc., and the U.S. Environmental Protection Agency. And it is using arguments similar to those made by a Sioux tribe in its campaign against a North Dakota oil pipeline that has so far succeeded in stopping construction."

"Letter from nine legal scholars says Rep. Smith's subpoenas of state attorneys general and organizations were 'invalid and constitutionally impermissible.'"

"Royal Dutch Shell has started production at the world’s deepest underwater oil and gas field, 1.8 miles beneath the sea surface in the Gulf of Mexico."

"A House committee on Thursday voted to exempt some leases from the White House's moratorium on leasing federal land for coal mining."

"Brushing aside a fresh court ruling, three federal agencies said they are withholding a permit on a portion of the project near Sioux Land."