"Interior Secretary Ken Salazar will leave his post in March, an official at Interior and a senior administration official confirmed early Wednesday.

Despite New York Times execs' assurances that abolition of Times' the environment desk will not affect its own coverage, it is already changing the conversation at other news media.

Do electoral politics and industry lobbying sometimes trump science when it comes to protecting people's health? In an unusual admission, a federal appeals court rules "Yes." And EPA agrees.

"An appeals court is siding with environmental groups that had challenged Environmental Protection Agency regulations on soot as too weak.

The three-judge panel ruled Friday that the EPA regulated soot of a certain size under weaker cleanup requirements than it should have.

KETTLEMAN CITY -- Maria Saucedo cried as she spoke of the two babies she has lost in Kettleman City -- one to birth defects and the other in a miscarriage. There's no proof, but she blames the toxic landscape surrounding her town. She and others who have suffered in Kettleman City say they live in a nasty soup of pollution. They make a compelling case."

"Times says demise of the nine-person team, created in 2009, won't affect climate coverage."

"It was the kind of meeting that conspiratorial conservative bloggers dream about."

"BILLINGS, Mont. -- Opponents of a railroad that would open Montana's coal fields to new mining have asked federal officials to halt their review of the proposal, alleging it would be much larger than disclosed with impacts stretching to the West Coast."

"A grassroots indigenous movement is shaking up politics in Canada. It's called Idle No More. Like Occupy Wall Street and the Arab Spring, it spread quickly through social media and it's now got the attention of Canada's leaders, thanks to the efforts of one chief from a tiny tribe whose hunger strike has galvanized the movement." ...