A floating sheet of pumice could bring an infusion of life to Australia's Great Barrier Reef.

The incredibly fuel-efficient Bright Idea isn't aimed at jam band fans who follow Phish: It's targeting fleet customers like Coca-Cola, Frito-Lay and Cox Commun

AT&T has reached a new milestone with its ever-expanding green fleet – the deployment of its 2,000th CNG vehicle.

AT&T's growing clean fleet allowed the company to avoid purchasing one million gallons of petroleum-based fuel in 2010.

Climate change journalist George Monbiot says he was wrong when he claimed 'the only ethical response is to stop eating meat.'

A plan to protect more than 11 million acres of land in the American West has been scrapped after months of talks inside the Beltway.

Unlike the current patchwork of river protections, the National Blueway System will cover entire rivers 'from source to sea,' including their watersheds.

Oil exploration will probably begin in Alaskan waters this summer, according to a top U.S. official, with more lease sales likely in the next four years.

Marc Morano, a Republican operative, has taken denying climate change to a whole new level. Don't say we didn't warn you.

Peter Dykstra counts down his top 20 eco-songs. Ozzy Osbourne, Metallica, and a few other strange bands make the cut.

When is rhetoric over-the-top when you're talking about climate change?

PETA President Ingrid Newkirk talks with Ken Edelstein about the infamous Obama fly swat, their reaction and why PR matters.

Environmentalists may have to resort to civil disobedience to fight the source of country’s biggest greenhouse gas.

As the Senate takes up the climate bill (maybe), activists need to point Americans away from lies and despair, toward inspiration and opportunity.

How can you blame the master of talk radio for suggesting that an elitist environmental reporter kill himself?

The bestseller’s flawed climate arguments show that maverick heroes aren’t right about everything.

It's tempting to see a moral tale in the emirate's financial struggles -- but that's a bit too simple.

What do Michael Pollan, Marc Morano, Lisa P. Jackson, nuclear energy and the climate have in common?

To fulfill his promise to become the 'Climate Change President,' Obama will have to channel his inner Harry Truman.

The status quo gets what it wants when it sows confusion.

Millions of YouTube hits helped Allstar Products top $500 million in Snuggie sales.

Canada does an about-face on its climate target (if only) and the G77 suspends talks after a move to eliminate Kyoto Protocol language.

Video from Al Gore's speech yesterday at the Copenhagen climate talks.

The U.S. secretary of state makes the ACES climate bill targets official and pledges to build a $100 billion fund.

The Bolivian Alliance for the Americas (ALBA) led an impromptu press conference denouncing the closed meeting of 18 'friendly nations' led by Obama. Hugo Chavez

Both environmentalists and U.N. officials agree ... COP15 was a 'failure.' But the 'Copenhagen Accord,' though flawed could mark the messy beginnings of a post-

Climate change denier and Republican senator Jim Inhofe was given a cool reception by the foreign press corp when he hit Copenhagen last week.

Famous graffiti artist Banksy creates a mural that sinks in global warming denial.

A major milestone for the Planet 100 team .. 100 episodes. Woot!

If Democrats want to make this election about issues, they should make it a mandate on Rand Paul's ideas not George Bush's failures.

Some are wondering if the embattled media tycoon was behind the scandal that derailed the Copenhagen climate negotiations.

The fate of the 14-year-old climate treaty will likely be determined in Durban, South Africa, where the latest round of U.N. climate talks begin this week.

The first 10 countries on the list, made available during UN climate talks in Durban, South Africa, account for two-thirds of global emissions.

TckTckTck has a news and social media hub to help people who don't speak 'acronymese' understand what is going on at the Doha COP 18 climate talks.

Weather Channel's futuristic weather report is based on current climate science and was released as part of the U.N. Climate Summit.

Each time the EPA is attacked Democrats struggle more to defend it

Green blogger challenges everyone to air dry their clothes and cut the carbon this October.

We're no IT geniuses, but we can help you figure out how to go green in your Internet ventures.

The Mongol invasion scrubbed nearly 700 million tons of carbon from the atmosphere, according to new research.

Crew of the F/V Kodiak partners with EcoEmissions to burn fuel more efficiently and reduce pollution.

How do you convene a large group of people to share and learn important information and interact socially without causing a negative impact on the environment?

Roughly 20 million Americans work from home on at least a semi-regular basis. Here's how telecommuting is impressive dent in carbon emissions — and what you

As the GOP frontrunner tries to hold on to support in New Hampshire, he continues to walk a fine line when it comes to what he really believes about environment

Quick, somebody get Rudolph some Rolaids. Along with the methane emissions generated by a fleet of airborne tundra reindeer, take a gander at other contributor

For your health and the environment's, take at least one weekly stroll.

Help reduce your child's carbon footprint by teaching them eco-friendly habits. Teach your kids to turn off the lights and water when not in use, try to walk mo

A project at CalTech and NASA's Jet Propulsion Laboratory is trying to measure the carbon footprint of human activity in the Los Angeles basin.

Wasted food accounts for more greenhouse gas emissions than any country except China and the United States, according to a new report.

Sony Pictures releases a video detailing how the company made the big-budget action flick its most sustainable production yet.

Wheely's coffee and beverage franchises are carbon-neutral and ready to compete with brick-and-mortar stores.