Olympia Snowe, a moderate Republican who believed in global warming and even tried to do something about it, is retiring from the Senate.

Since it's getting warmer, more Americans believe in global warming, because of "personal observations of the weather." Sigh. That's not the correct reason to believe global warming is happening, but we'll take it. At least until next winter.

New York could double the speeding fines for electric bike riders to $1,000.

Wind farms that fly or float can help maximize production.

TransCanada is going to reapply for a Keystone XL permit and wants to start work on the Oklahoma-to-Texas portion of the pipeline.

Envia Systems has created the most energy-dense battery ever, which could bring down the price of electric vehicles and extend their range.

Rick Santorum thinks gas prices caused the recession. No, he really does. A direct quote: "The bubble burst in housing because people couldn't pay their mortgages because they were looking at $4 a gallon gasoline."

A New York court dismissed a case by organic farmers who hoped for protection against Monsanto should the agribusiness giant's genes get into their crops.

ARPA-E's energy innovation summit has kicked into gear.

BP's trial for Deepwater Horizon liability has been pushed back one week as the company considers a $14 billion settlement.

Scientist Peter Gleick is taking a leave of absence from the Pacific Institute after the organization's board of directors expressed concern about the methods he used to obtain internal documents from the Heartland Institute.

Meryl Streep won her gamillionth Oscar last night but also marked a personal fashion best by choosing an eco-friendly dress.

In Hawaii, a new wind project will help keep electricity prices steady as the price of oil rises.

Lucy Lawless, best known for her role as Xena, Warrior Princess, teamed up with Greenpeace to occupy an oil drilling ship.

The panel on Morning Joe posited that environmentalists think the alternative to fossil fuel is granola. (In case this wasn't clear already, everyone on Morning Joe is a jerk.)

A Pew Research Center poll found that 66 percent of people who've heard about Keystone XL want to build the pipeline.

Gas prices are going up because of tensions with Iran tightening the supply of gasoline.

A mining company in Idaho wants to keep dumping selenium into local creeks, even after its scientific study turned up these two-headed trout and other deformed fish.

A judge found BP liable for civil damages in the 2010 Deepwater Horizon spill, meaning the company could pay billions in penalties.

Germany is cutting solar subsidies … because they have so much solar power already.

Four out of five wolves that were released near the U.S.-Mexico border as part of a reintroduction program are now dead.

A New York state court upheld the town of Dryden's ban on fracking.

Republicans are trying to pin rising gas prices on President Obama.

Apple could allow independent environmental reviews of two factories in China.

Chinese air pollution is visible from space.

Peter Gleick, a water expert and climate scientist, says he obtained documents that revealed the inner workings of the Heartland Institute by soliciting them from the group under someone else's name.

A new study says that exploiting Canada's tar sands might not exacerbate climate change as much as environmental groups fear.

Mexico and the U.S. are going to work together on offshore oil drilling.

You may have heard that Rick Santorum financial backer Foster Friess proposed one weird old trick for birth control: an aspirin between the knees. (If you don't get it, try holding an aspirin between your knees, and then imagine that you only knew one sex position and it was missionary.) We found some file photos of Friess explaining his theory, which he put forth on MSNBC's Andrea Mitchell Reports.

The House passed a bill expanding oil drilling in ANWR and oil shale drilling. Revenues are meant to fund the transportation bill, which won't be considered until after the President's Day recess.

Mexico City shut down a giant landfill, but will capture methane that the landfill exudes and use it as a power source.

A new technique could turn grass into plastic.

The State Department is going to announce this morning a program to reduce shorter-lived greenhouse gases, like methane.

The House won't vote on Republicans' transportation bill of horrors quite yet.

Worldwide, 92 percent of freshwater water goes to agriculture.

Mining in Mongolia -- good for China, maybe not the best idea for the desert environment or the people who live there, who are mostly herders.