With coal use in China dropping, and clean tech becoming competitive, it's time for all of us to ramp up our efforts.

Here's a bright idea for alternative energy -- a megabattery to smooth the peaks and troughs for a reliable power grid

A local regulation forces all food to go through a terminal controlled by big business, but a group of small producers found a way to bypass the rule.

The Brooklyn based artist participated in a local show covering a concrete playground in a mixture of knitted yarn and Brazilian ribbons.

The project is one of the winners of a Performance Architecture contest to celebrate Guimarães as European Capital of Culture.

In a decade-long case by a group of plaintiffs, a court sentenced a farmer and an aviator to prison for spraying agrochemicals, linking them to environmental pollution and health hazards. Only they can skip doing any time.

Aren't the enjoyment and pleasure some sustainable choices provide much more compelling selling points than their intangible environmental benefits?

Joao Filgueiras Lima, known as Lele, has a remarkable portfolio which has begun to raise attention. We take a look at his pedestrianization work in Salvador and his approach to futuristic health centers.

Spanish collective Basurama arrived in Niamey, Niger, to assist locals in the construction of new leisure spaces with local, low cost materials.

The latest urban intervention to celebrate the city's status as European Capital of Culture is an unusual film venue for pedestrians.

When 16-year-old Sam Allen realized his devotion to fashion and the fight against global warming could potentially work wonders together he enlisted the help of a few friends and set out to create a line of clothing that would make a difference… Enter

DNA testing of cougar crap left along a 1,055-mile trail has established that a young male Puma walked all the way from South Dakota to New England in search of a mate. The poor cat's

A cafe in Fairfield, Connecticut is growing produce on its roof. A permaculture expert makes some recommendations on how to do even more.

Handmade from discarded items, this collection of young designers' chic jewelry shows that 'waste' is merely a mentality, not a fact.

Welcome to the world of planner mania! Here you will discover the hottest planners on the market. If only we could use every single one...

Perfect for small city apartments, this system allows you to use a variety of add-on components to build your own indoor garden.

Add some pizzazz to your hairdo with these fun, colorful accessories, all made in USA.

Take a thermographic tour of my house to see why.

Ryan North points out that unlike most games, this one is lethal

You don't need to spend money to play Chinese checkers, especially if you've got vengeance in your heart.

They're just like us.

The sharing economy is built on reputation. So is online social gaming. Now the two are coming together.

Global Sharing Day is coming up. Share your garden and knowledge to create a healthy, sustainable community.

It can take hours before test results clue authorities about hazards in water supplies. The AquaBioTox uses biological sensors for immediate feedback.

All this talk of "bad hombres" got you down? Here's an antidote.

Researchers concluded that the spill probably doesn't pose a significant environmental risk, but the ash contained heavy metals like arsenic, lead and mercury.

A town is prevented from creating regulations stricter than the state's rules, despite residents' concerns about groundwater contamination.

Accidents happen. But when they involve toxic chemicals and combustible substances, those accidents can cost a fortune.

Do you know how much of the so-called green or cool architecture is often for expensive hotels, government or office buildings? Well, in this case, it's the complete opposite.

This vertical garden on a residential high-rise in Bogotá reuses greywater from its residents and helps to clean the air.

Boring old bee hives get exciting with these curly shaped structures, built by bees that don't sting.

Every little flower helps. Especially when there's a lot of us planting them.

ZGF builds interesting hives on the roof of a fascinating building.

From coastal getaways to desert hotspots, these retreats sooth the body and soul.

Muscle-meat grown in a laboratory is no longer in the realm of science fiction, except for the price of an 'all-beef' patty.

Guess which industry pushed that one through?

These are the daily habits I've refined over the years and hope to see them doing someday.

Save time, money, and food by taking a structured approach.

Vinegar is a wonder ingredient for household cleaning – but it's not a perfect match for every job.

Listen to scientists, not industry lobbyists, and just keep cleaning.

In general flax has a relatively small environmental impact - and it gets even better when its organic. That's why companies like Libeco have decided to make organic lines.

Homestead is a California-based company that sells high-end ethical bedding at reasonable prices.

Who says you can't take it with you? This micro wind turbine folds into a foot-long cylinder for a portable solution to charging gadgets with clean renewable energy.

Even though there has been notable progress, at current poaching rates elephants are still in danger of becoming virtually extinct on the continent.

Fashion designer Alexander Julian has clearly had enough of the University of North Carolina's aqua graduation gowns, he's gone and given his alma

We've scratched the surface of Sierra magazine's Cool Schools list on Treehugger before, but this time I've decided to dig into one of the schools so we can learn more about what

Ruling represents the first time that a coal mine has been rejected because of the failure to adequately consider and disclose the impacts that a mine would have on climate disruption.

The newfound fossils shed light on the early evolution of one of the planet’s most mysterious amphibians.

The last thing the world needs is a high tech electrochemical reactor toilet. This is a social problem, not a technical one.

Bill Gates take note: It's all in here and It is surprising how little has changed