An architectural tradition dating to the 9th century, Iceland's turf houses are an enduring inspiration.

Located in Rotterdam, this Concept House features a huge rooftop garden, and uses natural heating and cooling techniques to keep maintenance costs down.

It looks a lot better than the usual kind, cleans the air and absorbs noise.

But really, they should be dealing with the source of the problem.

Diverging from the Sprinter van conversion trend, this man revamped an old life-saving vehicle into his own tiny home.

A vintage Airstream trailer gets a fresh and airy makeover with some eye-catching patterns.

A fading fairytale village will become Switzerland's first 'scattered hotel' thanks to a foundation committed to saving it.

The Ellen MacArthur Foundation shows how thinking circular could change the way we live for the better.

Turns out, environmental issues are not about awareness. People get it.

The shocking photo above is of gigantic piles of human feces left in the open air at a dump in Haiti. While some in the "developed world" (I always hated that term), may turn their noses up when we recommend composting toilets

Some time ago I posted on the efforts of Joe Jenkins and GiveLove.org to promote humanure composting toilets in Haiti. But this was nothing new. In fact, one of the non-profit partners behind that

U.S. hospitals waste thousands of tons of medical supplies every day. DOC2DOCK collects and redistributes these supplies to match the specific needs of hospitals in the developing world.

Haitian schools connect to the internet for the first time, powered by the sun.

The peripatetic international designer explains it all in Core77

We want to extend National Talk Like A Pirate Day just a few more days, especially since it is helping to spread the word about clean sailing and boating. The Sierra Club has put together a fun set of questions to not only get you in the

PNC Financial Services Group, based in Pittsburgh PA, has built a plant-covered exterior wall, "to make its headquarters building more energy-efficient." Looking like one of those huge billboards seen along an

There are 446 Bridges, Most with Pedestrian Sidewalks! This great video by our friend Clarence over at StreetFilms gives an excellent overview of Pittsburgh's bike culture and infrastructure. Having never been, and because Pittsburgh isn't as well

One more US city fully commits to transforming itself into a better place to live for all.

A growing number of cities are getting serious about tackling the climate emergency.

Using officially documented research and color-it-yourself data visualizations, this project aims to convey climate change data in an engaging way.

Karaoke video explaining not to drink water from wells painted red as they contain high levels of arsenic (YouTube via RDI-Cambodia) For this writer, karaoke has long been thought as an activity to be endured rather than enjoyed (and I am sure I am not

Guim Valls Teruel is travelling 5 continents on an electric bicycle to promote the use of cleaner energy and the non-reliance on fossil fuel worldwide. Currently in New Zealand, the Electric Bicycle World Tour has already clogged quite a lot of mileage

There are only an estimated 116 wild Asian elephants in Cambodia's Seima Protection Area, and until now most of the photographic evidence of them has be taken by camera traps. New footage released by the Wildlife Conservation Society changes that. The

Metals from Cambodia's mines, left buried since its civil war, are recycled into elegant jewelry, made by locally trained and fairly paid artisans.

Fast fashion hurts real people, as this online series challenges three unsuspecting youngsters to go meet and work with the people who make their clothes.

Nomi Network helps to provide training and jobs to women in India and Cambodia.

It's a moving target and, like TreeHugger hero Chris Magwood, we are all learning on the job.

Unless, of course, TINA gets in the way.

Ahead of the Frankfurt Auto Show starting 14 September, BMW is drumming up buzz for a completely new concept car, the Vision EfficientDynamics. BMW today released a video (over the fold) promising all the sporty driving fun of the BMW M3 in

One more example of how words can become completely meaningless and even contradictory.

It appears that drivers of fancy cars are more likely to go through pedestrian crosswalks

No "do the bright thing" for cars; instead, the BMW X6 designed to "look particularly menacing."

CFL bulbs, or compact fluorescent light bulbs: energy savings Commonly referred to as CFLs, compact fluorescent lamps or compact fluorescent light bulbs, the energy-saving bulbs have escaped the stereotype of buzzing, flickery, washed-out lights to

Ecological footprint: what is it? An analysis that gauges our impact on the planet's biological systems, the ecological footprint measures human consumption of natural resources in comparison to Earth's ecological capacity to regenerate them.

The competition is looking for new ideas for capturing the emissions from fossil fuels and turning them into something useful instead of harmful.

Researchers were shocked to discover what part of the bread-making process generates most emissions.

Run on waste heat, this commercial facility is the first of its kind in the world, extracting CO2 from the air and piping it to a greenhouse farm to grow veggies.

Cars are killing us, and it is time to limit the damage to drivers and to people around them, just like we did with smoking.

From Genghis Khan's reforestation to King Edward I's 14th century ban of coal mining, these famous people were dedicated to TreeHugger ethics --- even if they didn't know it.

And there are plenty of humans who would agree.

The incomparable Swedish medical doctor and statistician Hans Rosling tackles a very perverse and tenacious myth about overpopulation.

This large format photo book features hundreds of stunning images highlighting the effects that our global population of 7 billion (and growing) has on the Earth.

Annual growth will soon be negative everywhere except Africa.

Now that's progress...

The recycling industry is in a state of panic, hit by two forces beyond its control. The first problem is the economy (go figure). Demand for consumer products is down; retailers are focusing on price versus value. China (the

Combining computer-aided parametric design and the design principles of tensegrity (tensional integrity), this experimental pavilion tests the boundaries of building a stronger structure with less material.

Those of us who love everything Bucky are stunned too.

The device uses a tablet or smartphone to connect you with your pet during the day, give it treats and make sure it's not tearing up the furniture.

The real life romance sparked while making a merry romp of this endangered species protection success story could be the sequel!

A heat wave vulnerability map goes viral, boosting interactive technology that helps make important environmental data accessible.