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

New hybrid system will allow rear-wheel drive light trucks and SUVs to achieve greater fuel efficiency levels.

The two big automakers will work together on creating hybrid versions of gas-guzzling SUVs and trucks. If they don't, fuel costs will price Americans out of the

Pink slime is said to recover 10 to 12 pounds of edible lean beef from every animal and save another 1.5 million animals from slaughter, but does that diminish

A dozen senators are asking the Departments of Interior and Energy to get the event back on the mall.

I wanted to call this the “Ten Dumbest Environmental Quotes Ever,” but that would imply that the Ten Dumbest Things Ever have already been said.

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

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

Worlds collide as energy corporations, Fortune 500 CEO's, nonprofit leaders and 60,000 protestors try to make sense of the Copenhagen climate talks.

A hilarious accounting of 'Climategate' and why universities need to professional PR help.

It's the season for global warming meetings. Will this year be any different?

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 best photos of the week as presented by the Mother Nature Network, including a landfill worker in Cambodia and a mistletoe farm.

The U.S. has become the pre-eminent blocker to this year's UN climate negotiations, but new scientific analysis and a growing civil society movement could force

The tiny desert kingdom has an outsized appetite for fossil fuels, making it an awkward place to host international climate change negotiations.

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

A lawn can be both kinds of green: eco-friendly and lush.

MNN's lifestyle blogger calculates out the daily carbon footprint of her email inbox.

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

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

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

Your virtual carbon footprint may be bigger than you think. You telecommute, while your friends idle in stop-and-go traffic on the way to work, but don’t feel

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.

I have no idea what my carbon footprint is. Do you know yours? This bracelet could help.

MNN exclusive: He's driven an electric RAV4 (powered by the sun) for more than eight years. Now, the actor-activist comes to MNN to talk about its new iteration

In commemoration of National Energy Action Month, our friends at Cree share an infographic highlighting the energy-saving prowess of LED lighting.

Firm in the belief that light should help you <i>live</i> in addition to see, two young eco-entrepreneurs have created a family of super-brainy, Bluetooth-enabl

Realizing that some folks may need further convincing to ditch incandescents, LED pioneer Cree releases a series of TV spots starring Lance Reddick.

Dutch designer Dan Roosegaarde's Space Waste Lab visualizes 'the smog of our universe.'

Turns out that how—and how often—you wash your clothes makes a huge difference.

Good looking pants that protect your valuables.

'Star Wars' actor's new new 20-piece men's clothing line includes jackets, pants, knitwear, and accessories.

Eva & Paul jeans are a crowdfunded sustainable denim company that's obsessed with fit.

Greenpeace's Detox campaign works to get chemicals out of our clothes — and our environment.

There's only one major sneaker retailer who still makes their shoes in America.

Embracing their local heritage, young women in Brittany, France are paying homage to the region's legacy of lace.

Paul Dillinger at Levi Strauss wants you to rethink the way you take care of your clothes — and he’s got a really good point.

What clues are you broadcasting to the world when you choose your ensemble each morning?

Nakefit enters the minimalist footwear game with tear-proof, stick-on soles that let you go barefoot without the risk of cuts.

Jackie Nelson and Evan Streusand's company Highway Robery brings sustainability and a fun, sustainable vibe to lounging around.

A Danish company has developed space-age skivvies that you can wear for weeks.

Matt Hickman can help you pick out the perfect shade of green for your rugs.

CEO of Interface and author of 'Confessions of a Radical Industrialist' leaves an eco-legacy.

A student's desperate plea on a bathroom wall is met with powerful messages of support.

Godwin feels just as comfortable rock climbing a couple hundred feet off the deck as he does in a video editing suite. Meet this digital-friendly adventurer and

Meet John Rook, the green marketing maverick searching for authenticity in the world of sustainable business.

A mom, inspired by her own little 'chickins,' has hatched a fun, colorful line of nutrition learning tools that can inspire other families to build healthy habi

The man behind the Hunter Angler Gardener Cook blog wants to pass along his knowledge so others can discover the edible foods all around them.