Stairs are coming out of the closet and becoming the major architectural element, helping keep people active and healthy.

Experts have predicted a "high risk" of rupture on this aging oil pipeline that has recently been approved to bring Alberta tar sands crude to Eastern Canada.

Dan Hanganu mixes the modern with the even more modern, totally respectful of the original.

We visited Canada's first tiny house festival to find out more about this newly declared eco-residential development in Quebec for homes under 1,000 square feet in size.

I predicted trouble in winter, but they appear to still open even when buried in snow.

Interested in trying out a night or two in a hand-built earthship? Here's one you can rent, located in an "eco-preneur" and permaculture community in Quebec.

In a Canadian province where a winter heating with electricity might cost a few hundred dollars per month minimum, this man manages to cut his heating bill by using free solar energy.

Tiny houses don't have to be overly cute and rustic, as this little modern home shows.

An existing storage shed in the forest is transformed into a small modern home with a striking form.

Coming in at 425 square feet, this extra-wide, modernist tiny house actually feels quite roomy.

This winter-proofed van is now home to two engineers who love the outdoors.

Based on the belief that we carry black or white pebbles with us, depending on the choices we make in our lives (black pebbles represent self-focused, irresponsible decisions; white pebbles represent a life of sound,

This cool, interactive solar map put out by the San Francisco Department of the Environment lets you identify exactly where and how many solar panels are on houses in San Fran. Even better than that, the site has a search

UC San Diego is using one of its free gifts - some of the best solar exposure in the country - to further power and shade the campus. Several solar trees (solar panels installed on a vertical racking system that supports

Image source: Sun Strides Sun Strides is merging two things that southern Californian's love - the sun and athletic activities - to raise funds for solar projects in Africa. 5, 10, 15K, whatever your passion or punishment, there is a spot for you at the

Watching the world around us and the changes big and small that occur all the time, sometimes you just have to do something to reflect what you are experiencing. It is this need to create that brings

So you hit a gnarly wave and end up on shore with your board in two pieces. Bummer dude. But your green side can't bear to just trash that board that's gotten you through some pretty wild rides. You could repair it yourself,

Image via: Aaron Chang Gallery Aaron Chang, popular recycled fashion swimwear designer and professional photographer, not to mention surfing legend, is opening a green art gallery in San Diego, February 28, 2009. Each of the pieces are printed with

Image via: Flickr Stingaree Nightclub in San Diego is hosting weekly events titled "The Green Side of Sting" each friday in March. Each week a new, local, green group will host a green event at the club, bringing green fashion, sustainable energy and

Images via: Zoic.com San Diego based cycling clothing company Zoic just released their spring line, which now includes EcoZoic - an organic and bamboo charcoal blend of clothing that is both functional as well as eco-friendly. But while Zoic wants to

If you live in San Diego and find the prospect of banding together with your neighbors to get better rates on installing your own solar panels interesting, then this one is for you: 1BOG (that's One Block Off the Grid ...) has announced that they will

Image via: Wakeland Housing & Development Corporation Los Vecinos, the first LEED-Certified Platinum, 100% solar-powered affordable housing in San Diego, offer 42-units of state of the art in green housing. The $17.6 million USD project opened its doors

Now that the summer surfing season has come to a close, (is there ever really an end to surfing season?), it's time to give your board a little TLC, upgrade any thrashed gear and prepare for the big waves of the

In partnership with CleanTECH San Diego, the University of California, San Diego plans to develop and construct a smart grid system for the San Diego region. In total, over 25 local national and global organizations will

Solar grid parity will vary from city to city. A new interactive map helps show how it will spread.

Ordinary humans can see about 1 million colors, but thanks to a genetic mutation, this artist can see an estimated 100 million colors.

In honor of what would have been Rachel Carson's 100th birthday, the U.S. Environmental Agency has an essay/poetry/photo contest for two-person teams. The famed writer and biologist once wrote about the need for children and adults to share the "joy,

This coming Sunday would've been Silent Spring author and environmental hero Rachel Carson's 100th birthday. In recognition of Carson's contributions to the creation of the modern environmental movement, Sen. Benjanmin L. Cardin (D-MD) has announced his

When I wonder what words should replace Emma Lazarus's obsolete phrase on the Statue of Liberty - "give me your tired, your poor, your huddled masses yearning to be free" I think of Frank Luntz's dictum learned from Joe Romm: "There is a simple rule,

A typical pacemaker could be powered by solar cells as small as 3.6 square centimeters, which could be implanted under the skin, thereby avoiding the need for periodic battery replacements.

Family doctors are acknowledging that there's only so much medicine can do, and sometimes a walk in the park is just what a person needs.

A new study shows that children bear 88 percent of the burden of diseases linked to climate change.

In a disturbing new trend, researchers find that heart attacks are on the rise for young women.

Although heart disease is the leading cause of death for women in the US, many don't recognize the symptoms of a heart attack.

Getting enough nutrients from food reduces risk of death, not the same could be said for nutrients in pill form. And in fact, some supplements were linked to increased risk of death.

Lead? Aerobic bacteria? Misleading labels? Consumer Reports tested popular brands of the widely used supplements; here's what they found.

When I stumbled across some of da Vinci's favorite vegetarian recipes, I knew I had to try them. Here's how it went...

Sometimes the most boring vegetables are the most versatile.

Stories from TreeHugger's sister site about how streets are for people.

Modifications to the $3.5bn project have been made to address environmental concerns, but it may not deflect criticism.

Forty years ago, activists blocked plans to dam the Buffalo River, eventually getting Congress and President Nixon to designate the river as America's first National River. Now, a factory hog farm is putting one of Arkansas' most beautiful spots at risk.

The River Thames has inspired artists throughout the ages; here's a modern take on it.

This fake fight has a good cause.

The Nature Conservancy teamed up with two artists to create a habitat-enhancing sculpture made from natural materials.

Lazy New Yorkers who want to stay on the island and sunbathe will get this floating artificial beach on the Hudson River if this scheme gets crowdfunded and approved.

The U.S. Department of the Interior has taken to releasing massive amounts of the Colorado River from dams, here's why.

A report found that bottles have surpassed bags and straws when it comes to prevalence in freshwater rivers.

A new study looks at how AVs are part of a much bigger picture of how we get around.

The car changed the design of our houses; the AV will change our houses and the way we live.

Phil Levin thinks it will change real estate completely; Christian Wolmar thinks it is ludicrous tech nerd fantasy.