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

They may sound progressively eco-friendly, but a new Greenpeace report explains why they're not.

When made from the right materials, buildings can be a solution, not a problem.

Landfill gas (LFG) isn't quite as sexy as some other alternative energy sources like wind or solar; still, TreeHugger thinks its an important part of our collective renewable energy portfolio. Plus, it's cool that landfills (and the stuff that fills

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

A prototype SUV from BMW reportedly gets 62 MPGe, far more than a Toyota Prius. It also comes with some sweet features

Up until now, only solid materials have offered the ability to capture materials using the filtering power of pores

On a more positive note, the report also notes that population growth with stabilize sooner than expected, at about 8 billion people by 2042.

Opposition from the G77 Nations and the Vatican led to the removal of the words 'reproductive rights' from the Rio+20 text, leaving in 'acceptable modern methods of family planning'.

There's symbolism here. Let's hope there's substance too.

The British government sees offshore wind as a genuine opportunity to lead.

Thirty bottles will buy you a ticket on the subway or bus.

Summer and winter, they are round rms w vu

The biggest one is that no matter how clever the design, it is the land that matters, not the house, and that nothing has changed in 70 years.

Travel back in time and explore the geography of history from the comfort of your home with the new gallery of Google Maps.

Making sure the water you're about to drink is free from pathogens is a snap with this portable UV Purifier.

A concept water bottle pulls water from the air like the Namib Desert Beetle.

Radioactive uranium occurs naturally in soils but farming techniques may be causing it to dissolve into groundwater

With a warming climate, the remains of unlucky mountaineers are beginning to rise from the ice.

Lack of diversity makes grapes vulnerable to climate change.

It's either billions of dollars in polar engineering, a rapid cut in emissions now, or an all-of-the-above strategy.

Common sense tells us that, following corn harvest, fragments of corn cobs, leaves, stalks, silk, and pollen may be blown by the wind or carried across the land

How will invasive Asian carp enter the Great Lakes? Via the Chicago Sanitary and Ship Canal, maybe another flood? They almost made it via a semi-tractor trailer crossing the Ambassador Bridge from the U.S. to Canada. The

This long, cold winter has created the most ice cover on the Great Lakes in 20 years—and with ice cover usually at its peak in mid-March, there's still time for records to be broken.

Do international treaties mean anything when America needs fresh water?

New discovery points to troubling signs for the West Antarctic Ice Sheet, the collapse of which would prove catastrophic.

The Greenpeace ship Arctic Sunrise is on a 3-month Antarctic expedition, supporting an international proposal for the world’s largest protected area.

These bags are built to last, both in terms of usability and style.

Picture having a massive, beautiful expanse of woods near your home. You go there to hike, fish, hunt -- just to enjoy nature. Now picture a highway running through it.

Despite needing to pay a hefty tuition bill this fall, Hannah Rousey refused to take money from Poland Spring Bottling Co., a subsidiary of Nestlé.

With fewer than 30 vaquitas left in the wild, the 'panda of the sea' is the most endangered marine mammal in the world. Now a crazy plan might just save them.

The electric quadracycle is clad in a composite made from hemp and cashews.

How do you design a green, sustainable and healthy kitchen?

We really do need more of this kind of thinking.

It was a sad day last year when intense lobbying efforts in Congress won out, and a ban on BPA in children's products was blocked. But it seems that China and Malaysia have beaten us to the punch. According to Green Biz, China and

A new study from the Breast Cancer Fund shows that BPA is found in canned foods marketed specifically to kids. This should be no surprise to TreeHugger readers; we have been talking about BPA lining cans for years. All

Cartoonist Joe Mohr shows how the chemical might have affected the cartoon hero

Researchers have found that lignin, a compound found in wood, could replace BPA in plastics.

Australia has a feral camel problem. The Australian Feral Camel Management Project estimates that 1 million of rogue dromedaries roam outback Australia, annually causing over $14 million AUD worth of damage to infrastructure and

A bright white antelope with long thin horns, the Arabian oryx is thought to have inspired early stories of unicorns. (Its two horns appear as one when viewed from the side.) And until

A drive-in movie theater in the wilderness and an urban rooftop are just a few of the innovative spots from which stylish trailer hotels are popping up.

Imagine millions of these slithering out from the mud? The eggs of this alien desert crustacean remain dormant for years, waiting for a bout of rain to hatch.

Our photo of the day features one of the smallest of North American owls.

Our photo of the day comes from the Lower Rio Grande Valley in Texas.

The reward for information leading to an arrest has climbed to $12,000.

A charming treehouse is made from recycled wood and glass.

Tomorrow's home urban farm may not need soil, just an Urban Farm Pod that doubles as an extra living space (emphasis on the "living").

As we noted in our review of the New York Times Building communication stair, a standard principle of design today should be comfortable, bright stairs that serve as more than fire escapes, that encourage people to take the stairs instead of the

The Freedomky is a nicely done modular design

The architects call it a "Conceptual Object" but it is pretty and real.