The bookcase was designed on a napkin because "Ideas are perishable"

These pre-assembled pieces of furniture can fold completely flat, and when needed, are opened up into three-dimensional functionality.

IKEA had a choice to make it shallow and cheap or heavy and deep.

Made right in downtown Los Angeles, this prefab unit is made with an innovative recyclable and recycled panel system.

Sleek and easy to assemble, this portable cabin offers a comfortable place to stay even in remote places.

Chronicling the adventures of Mom, Izz, Dad, Mrs. Greener and more, The Greens is a new project conceived by photographer Ed Burtynsky and realized by TED and WBGH in Boston. The animated "online project" (the aren't calling it a show...yet) aims to

TreeHugger has been a fan of photographer Ed Burtynsky's work for a long time. We first spotted it here and have enjoyed watching him branch out into film with "Manufactured Landscapes", which was recently released in the US and the UK after debuting

Edward Burtynsky's collection called Water documents the role water plays in ecosystems, energy, cultural practices and disasters.

It's about time that someone did, too.

Learn which brands should be avoided and which are making a sincere effort to provide ocean-safe options, then vote with your wallet.

Greenpeace has turned the global spotlight on Thai Union, the world's largest canned tuna producer and maker of Chicken of the Sea, for its horrific track record. Learn why you should boycott and what you can do to help.

Greenpeace has taken some of the most popular outdoor gear to a lab in order to measure concentration of PFCs. What it found is disturbing.

You just have to look at the parking ratios to know they are environmental disaster areas.

An annual water-monitoring report focuses on "contaminants of emerging concern."

Air quality in San Francisco is the worst in the world right now.

Nature has a treatment, and it doesn't come in a bottle.

A number of states are edging out insurance companies. This could be huge for the environment.

One month is just long enough to break a habit that is seriously compromising your health.

U.S. doctors believes it's a serious public health concern that requires drastic action.

The Outdoor Care Retreats let nature give a valuable boost in creating a respite from the sterile and stringent hospital environment.

The modern movement started as a way of dealing with tuberculosis. The same rules apply today.

Traveling exhibit in Turkey prompts audiences to put on their 'climate glasses' and see how floods, fires, and drought in the country are all connected.

Don't let artist Agustina Woodgate -- who says stuffing is "like looking into the soul" -- near your favourite stuffed teddy bear.

Celebrated English painter David Hockney has turned to the iPad as his canvas -- embracing the latest technology despite his age.

Pop-up gardens, urban farms, guerrilla bike lanes, examples of crowdsourced city planning, and other urban interventions will be the focus of the official U.S. Pavilion at the world's most prestigious architecture event.

Over the past three days, one of Helsinki's tram lines has been carrying some unusual cargo -- living plants donated by passengers for inclusion in a roller-coaster-themed urban garden.

Stein may have gotten only 0.3% of the national vote, but that's actually a huge increase over what Greens have gotten in the past two elections.

Latino students are exposed to higher levels of pesticides. But the EPA and parents clash over what should be done.

Environmental initiatives are integral to addressing the "tale of two cities" that Mayor de Blasio campaigned on.

Klein, author of 'This Changes Everything,' launched the Leap Manifesto at the Toronto International Film Festival. Read and sign it here to join the call for a more sustainable and equitable future.

A landmark constitutional climate change lawsuit, filed by a group of kids against the US government, gets the go-ahead.

Why do we always think other animals are so simple?

Our photo of the day illustrates the whimsical world of camouflage.

Our photo of the day illustrates why the word 'caterpillar' (literally, shaggy cat) makes perfect sense.

Over 3 weeks, researchers trained night owls to reset their sleep patterns; the results are pretty remarkable.

Hosted by Jocelyn K. Glei, these wonderful interviews boost productivity, creativity, and resilience in surprising ways.

Those crazy radicals at 475 demand High Performance Building across the Dominion.

But you might get a bit gassy.

If this plan even halfway succeeds, oil companies will be in serious trouble.

The system will also help reduce the spread of disease in rural villages.

Tata kills the world’s cheapest car that nobody wanted.

Everyone is jumping up and down for joy at the fact that McDonald's is now serving antibiotic-free chicken. Please, let's not ignore everything else that's so wrong with the company.

Welcome to my personal dairy dilemma and the weird, convoluted thoughts that keep me up at night.

A new investigative report from Viva! reveals that conditions for laying hens are as hellish and squalid as ever, even if they're labelled free-range.

It's a disappointing conclusion, but surely there are other reasons why Earth-friendly food production is a good idea.

The so-called "bleeding" veggie burger is bleedin' everywhere these days.

A few intrepid film makers went to check it out. Their responses were not exactly uniform.

Cargill Meat is recalling 132,600 pounds of beef products nationwide that may be contaminated with E. coli.

Our friends over at the design blog Dezeen have launched a pop-up shop in the smartest part of town. Calling it Temporium, because it is only up for 10 days, it features the best of new British design.

It's one answer to the complaint that tiny houses are too small: build it with an electrically operated, expandable slide-out.