NASA is using decades of space exploration technology to build a new eco-aware base here in California.

It's like that 1965 movie Crack in the World, where drilling for geothermal energy causes all kinds of problems. There are such high hopes for real geothermal power; there is a lot of heat down there that can vaporize water and run turbines.

Indonesia may not be tapping into much of its superior

When huge volcanoes erupt, sending ash miles into the atmosphere and shutting down air travel for entire continents, the world can't help but take notice. Yet everyday, around the planet, smaller displays of geothermal force take place. Sometimes, it's f

When huge volcanoes erupt, sending ash miles into the atmosphere and shutting down air travel for entire continents, the world can't help but take notice.

Newcastle-Upon-Tyne has already been named Britain's greenest city. But that reputation looks set to be cemented as the city begins drilling for geothermal energy in the form of hot

The Google-funded research shows that there's 3 million megawatts of geothermal power, across the entire US, waiting to be tapped via enhanced geothermal techniques.

A former Nazi bunker located in Hamburg, Germany is about to get a full-scale makeover. The building, which looks like a giant LEGO, will supply 3,000 homes with heating and 1,000 of those with electricity, cutting 6,600 tons of CO2 per year.

Demand for lithium is growing very rapidly thanks to portable electronics and electric vehicles. What if we could get a lot of lithium cheaply, without building new mines?

Energy policy and energy use are not forces of nature beyond our control. It's all about choices; different choices set us off on different paths, but don't prevent us from switching course.

With the abundant geothermal potential of the United States, what are the biggest barriers to tapping into that renewable energy source? Leslie Blodgett of Geothermal Energy Weekly answers.

A new type of geothermal heat pump system being tested in Philadelphia can tap into a city's sewage lines to capture heat.

A recently opened power plant in the Nevada desert uses two types of renewable energy.

Plus... Shell announces first carbon capture project in the Alberta Tar Sands; Arctic oil and natural gas's high cost to limit their global share.

Geothermal power has a promising future, but so far it has lagged behind most of its other renewable energy cousins, especially wind and solar.

This integrative technology keeps CO2 out of the atmosphere and makes geothermal energy widely available

Geothermal energy constantly gets overshadowed by other sources of clean energy, like wind and solar, because it's still more expensive. But with every passing year, it gets closer to its time in the spotlight.

Not only is coffee leaf tea delicious and nutritious, but it also offers a more stable source of income for coffee growers in Latin America.

What the Club Sandwich Generation looks like in Tokyo, where it is unusual to renovate instead of starting from scratch.

Schemata Architects gives it a new image and a nice sauna.

Yo Shimada designs a house for a family that believes if you've got it, flaunt it.

When I asked whether vegans can eat carrots grown with manure, some commenters found the question despicable. But my intention was not to question anyone's commitment, nor to lessen the

The disaster at Fukushima may have faded from the news cycle, but the radioactive waste it left behind isn't going anywhere. At the Saitama sewage treatment plant, 169 miles from Fukushima, workers are dealing with tons of

It sounds ridiculous: how could an element on the periodic table be an endangered species? The scientist, James Elser of Arizona State University, who is asking if we need a 'Red List' for phosphorous uses the

Manure and fertilizer runoff is harming communities across the country. A new interactive map illustrates how, and showcases the people who are doing something about it.

Known to TreeHugger for their trademark lamps, the Seattle practice does a bigger building

A large section of a 140-year-old Western hemlock tree is faithfully reconstructed by hand from cast molds, using tiny pieces of reclaimed cedar that have been carefully glued together.

These are interesting times for the Passive House movement in America, and this should be a very interesting conference.

A Seattle educational non-profit hopes to crowd-fund a series of portable, off-grid shelters for some of the city's homeless, which local high school students will design and build with the help of professional architects and builders.

Much to the scepticism of our readers we’ve covered hot rocks at least once or twice before. In a nutshell, it’s a form geothermal energy derived from pumping water kilometres underground where it gets heated enough (by hot rocks!) to then rise back to

This week is all about climate change and its myriad ripple effects. Melting Arctic ice has opened up an international controversy over deep-sea land rights, and Russia will now make a bold move by planting its flag 14,000 feet below the surface. New

From Almada, Portugal, where residents will be able to swap recyclable materials for free rides on

It sounds like a plot-line from a bad 1950's sci-fi movie, but unfortunately there's nothing fiction about it. Several towns in western Hungary were flooded today with a toxic red sludge after the waste product from

Wastewater or sludge storage lagoons are designed, in part, based on statistical probability of annual precipitation and evaporation amounts. The data behind these estimates generally don't take into account contemporary

A state of emergency has been declared in Hungary where four people are dead, 120 injured and six missing as torrents of red toxic sludge, the byproduct of bauxite refining for aluminum, burst from a containment pond and poured through six villages in

Consumer Reports strongly urges houses with children under 6 to avoid them altogether.

After promising not to use sodium lauryl sulfate in any products, The Honest Co. is under scrutiny after two lab tests found significant amounts of the chemical in its laundry detergent.

You don't need to tumble-dry clothes at this time of year. Here's why you should take your laundry outside to hang-dry in the warm sunshine.

New legislation would require polyester clothing to have a label warning about shedding in the wash.

Anyone can make use of this free, eco-friendly laundry tip.

Because sometimes it's the little things...

Take a look at some of the ways that the shutdown is bad for the environment.

A number of states and several business groups are preparing to sue the Environmental Protection Agency over the rules to cut carbon emissions.

And the company that makes the chemical, Bayer CropScience, refuses to agree.

Reducing the benefits they can count will reduce the number of regulations that pass the cost-benefit analysis phase of regulation

Each month presents a new culinary challenge. Submit an entry and you could win a trip to Spain.

Ephemeral and unexpected, this outdoor workspace is intended as an urban refuge.

This Bilbao tower is like nothing the Passivhaus world has seen.

A few days ago we asked you, readers, what you thought of Live Earth. All in all there seemed to have been some great response to the 7/7/07 concert and today a press release was issued with some impressive numbers: - More Than 8 Million Viewers

No plans this weekend? Why not Start a Sea Change? Planet Green’s non-profit partner, the Ocean Conservancy, hosts their 23rd annual International Coastal Cleanup