A new article published in the online journal PLoS ONE takes on the issue of energy sprawl -- namely how much land is required to produce energy from different sources -- under different potential US energy and climate policies in 2030.

Image: Casajuntoalrio Willie Smits long ago abandoned the customary role of the microbiologist. After working in the Indonesian rainforest for three decades (and marrying a tribal queen), he has taken it upon himself to regrow the delicate ecosystems

French tire giant Michelin recently held its 10th Challenge Bibendum, this time in Rio de Janeiro, Brazil. The event is a chance for Michelin to rally industry players around the flag of sustainable mobility and the future of the automobile. Here's me loo

This year, French tire giant Michelin (yes, the Michelin that made the tires on your car) held its 10th Challenge Bibendum event, this time in Rio de Janeiro. If you've never heard of this thing, don't kick yourself,

Two new pieces in NRDC's Switchboard blog remind us that the debate over corn ethanol subsidies is alive and well; and illustrate, through two new reports, the benefits of ditching Federal support altogether. The first, from the

A measure that would remove roughly $6 billion in annual ethanol subsidies just passed the U.S. Senate, signaling, among other things, a shift in public attitude towards the once-heralded alternative fuel. It

No more pepperoni, salami, bacon, or ham will be offered on school menus.

The UK organization wants schools to incorporate that time into their daily curriculum.

Here's a one-stop green guide to traveling in San Jose, from hotels to a night on the town.

This competition for the best environmental photography never fails to be interesting and professional.

The unmanned flying devices cut out expensive and polluting shipping methods for the heavy books.

It's so much more than books.

The Double Pyramid is an innovative way of portraying how the ecological footprints of our food compare to their nutritional value.

Art Works For Change is using a unique online exhibit to inspire change through storytelling, including 'featured tours' of the galleries by leading eco-organizations.

So you want to save the world, do you? Let's get one thing straight.

A new study found men think society expects them to conform to stereotypes ... but how right are they?

This could be why so many people ignore global warming.

What if we started approaching life from a cloud-computing perspective? What if we saw our homes like netbooks or tablet computers? Technology is making it possible to live in the cloud.

We often ask the question "Why buy when you can rent?" but we never thought of this.

Why own a fondue pot when you can borrow one?

While AirBnB allows people to rent out lodging, from the smallest room to the biggest Irish castle, AirPnP has a smaller, though not less useful, ambition.

There is sharing, there is abuse, and there is theft. Susie Cagle takes a tough look at the subject.

There are reasonable limits on what people can do on their properties. But this goes too far.

There are 1.2 million real ones, but most of it is all about the show.

Some are even containerized and self-service, and have a lot more than just tools.

Architype demonstrates that simple forms and careful window choices are the way to build efficient, affordable homes.

These cool kicks are a fascinating blend of waste materials, put to good use.

Our photo of the day reveals a butterfly of most beautiful contradictions.

Aiming to raise awareness about e-waste recycling, this photographer used 4,100 pounds of e-waste in these futuristic scenes.

The fact that it is supposed to last longer is a bigger deal.

The HRP-5Ps were created by man. They evolved. There are many copies. And they have a plan.

Western Michigan University is installing solar-powered electric car charging. But it has to chop down nine trees to do it.

Researchers propose using the vibrations of the heart to keep pacemakers going, eliminating the need to replace batteries.

Matt Grocoff describes how his ancestors lived " in an elegant cradle-to-cradle, closed loop pattern."

Plus, NTSB Investigators said a "culture of deviance" delayed Enbridge's response once the 2010 was first detected.

:: Make your soles sustainable with shoe shopping tips from Summer Rayne Oakes.

Cut the grass will you?...Are you done edging?....Time to water the

Should we be eating more beef in order to slow global warming? It sounds counterintuitive, but it may be so: Cattle could be part of the whole ecological equation to solving climate change and restoring healthy,

Pestival, is a weekend festival packed with art, music, talks and workshops, celebrating insects in art, and the art of being an insect. It starts from the fact that eighty percent of creatures on earth are insects, the 'pests' without whom humans

Celebrities buying plots of land to block developments is the new new. Last year people opposed to the third runway at Heathrow Airport bought up a plot in the middle of the runway in an attempt to thwart it. Now opponents to

There's a really fascinating feature over at Greater Good on the powerful transformative effects that positive emotions have on our wellbeing, our lives, our bodies, those around us. I won't relay all that Barbara

Here at TreeHugger we've long documented how every major religious group has come out supporting strong action on climate change, so the following irony, pointed out by Climate Progress shouldn't come as a shock: Even

"A Jewish ecology is 'not

Two hundred evangelical scientists recently wrote a letter to Congress making the religious case for passing climate change legislation.

Rev. Richard Cizik and the nonprofit New Evangelical Partnership for the Common Good have released a video message to President Obama calling on him to do more to protect public lands from destruction by private industry.

Could it be that green living is making a comeback?

Solar power is a wonderful thing but the benefits are not evenly distributed.

This will mark a significant scaling of electrified transportation—including trucks and buses too.

In a compromise with environmentalists, the energy giant is committing some significant resources to clean tech.

Natural light is free and plentiful and the day is long.