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.

Is it a geothermal system or a ground source heat pump? Yes.

Compared to New Zealand, we all have work to do.

Can panda poo prevent cancer? We also have sad rhino news, fish lawnmowers, and more.

Another effect of weather weirding: Higher tea prices coming? Northeast India tea production expected to drop 60% in 2012 this year.

Chocolate, tea and more goodies partner with Fair Trade USA which expands farming programs and experiences record sales.

Turn trash into a school garden in Harlem by recycling drink bottles in Times Square today.

Post-war, Lyons Tea Shops could't redecorate, so they commissioned some great paintings instead.

These pods of evil have taken over North America, bringing tons of waste with them.

A mug of herbal tea a day may keep the doctor away!

Time to move over, coffee. Tea is making a comeback for a number of very good reasons.

Although the health benefits of tea are roundly lauded, an Arkansas man recently found out that too much can be devastating.

What's it going to be? Check out this fun infographic to learn amusing and interesting facts about both popular beverages.

Craving the perfect cup of tea on a chilly morning? Here are some companies with ethical business practices worth supporting.

These popular hot beverages inhabit places of honor in our homes, apparently for very good reasons.

Still unknown: are the effects due to women drinking more tea than men?

Put kitchen scraps and spices to good use in these soothing, healing concoctions, perfect for a wintry day.

Promoting the gift economy and community resiliency, this man has been traveling the country for the last decade, offering free cups of tea out of his bus home.

Frank Lloyd Wright would probably have liked this little addition to his winter home.

It is modern in appearance yet traditional in operations

It may not make economic sense to park bikes this way, but it sure is fun to watch.

Her latest publication is every parent's dream come true -- an attempt to get teens to declutter.

These flowery sculptures seem to grow and flourish, out of repurposed dead animal skulls.

You will find your ikigai at the intersection of what you are good at and what you love doing.

This chapel looks to nature and the generations-old tradition of Japanese wood joinery for inspiration.

Sumitomo Forestry has a lot of wood to use up.

The solar powered lupine menace has proven so successful at scaring away wild boar from Japanese farms that it’s going into mass production.

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

This Japanese approach to managing household spending may be over 100 years old, but it's as relevant as ever.

Watch these beautiful Japanese macaques at Wild Snow Monkey Park who have truly mastered the fine art of relaxation.

This quiet retreat has an interesting interior of overlapping layers that welcomes the outdoors in.

Because of the weather, some of the country's famed cherry trees are having a surprise autumn bloom instead of in spring.

In Japan, celebrating the transient beauty of flowers is a beloved custom when the cherry blossoms spring to life.

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

When I asked how vegetarians can avoid animal-based fertilizers, I noted that some people suggested exploring biodynamics instead of organics. In fact, nothing

The map above is the first illustration of worldwide imbalances in the use of phosphorus, a key component of fertilizers and an essential plant nutrient. "Typically, people either worry

It seems that GMOs are again steamrolling their way through our legal system. Back in December it seemed there may be a light at the end of the tunnel when a federal judge ordered that 258 acres of genetically modified sugar

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

Artisan is the new natural in terms of false advertising.

A new tea set to become the world's most expensive is being fertilized with panda feces, and is touted as having cancer-preventing properties.

A government report has found that selenium contamination is connected to fish deformities, including two-headed trout.

Can your garden be kinder to the earth? From the materials your raised beds are built from to the fertilizers you use, there's room for improvement to achieve an earth-friendly garden

Some of the factors influencing grain yields are natural, while others are of human origin.

Radiolab tells the story of the New York City Poop Train, which used to ship tons of human waste sludge from New York City to farmers in Colorado, 1,600 miles away.