Climate Change

"Nitrous oxide stemming from thawing permafrost poses a more serious global warming threat than previously realized, according to a new study published Sunday in the journal Nature Geoscience."

President Obama does not appear to have won many GOP votes for climate change legislation with his offshore drilling plan. In fact, he may have lost as many votes as he may have gained. And the chief beneficiary of the drilling plan -- the oil and gas industry -- is running ads against a climate bill.

"The Environmental Protection Agency is exploring whether to use the Clean Water Act to control greenhouse gas emissions, which are turning the oceans acidic at a rate that's alarmed some scientists."

"Consumers will pay more for cars upfront but may save money in the long term under new rules finalized Thursday by the Obama administration that will increase fuel efficiency and for the first time set greenhouse gas emissions standards for cars and light trucks."

"The European Space Agency's CryoSat-2 satellite will measure the effects of climate change on the size and thickness of the polar caps."

"President Obama's top aides huddled [Wednesday] with Senate Majority Leader Harry Reid and Democratic committee leaders to map out a strategy for cobbling together 60 votes on a comprehensive energy and climate change bill once lawmakers return next month from their spring break."

"A 24 hour-long wave of darkness will sweep around the globe as people and corporations turn out the lights from 8:30 to 9:30 pm local time on Saturday, March 27 to mark Earth Hour - sponsored by the World Wildlife Fund to promote effective climate change action."

"As the world warms, sea levels could easily rise three to six feet this century. But increases will vary widely by region, with prevailing winds, powerful ocean currents, and even the gravitational pull of the polar ice sheets determining whether some coastal areas will be inundated while others stay dry."