On this National Walking Day, a look at the excuses cities use to make it difficult to do so.

It doesn't have to be all about politics.

Another look back at some great designs for inexpensive homes.

100 years later, there are still lessons to be learned: Eat less, eat better, don't waste, and share.

It's like a moving High Line, and is still a very good idea.

What a difference a decade makes.

And profits will go to giving land back to nature.

I can't imagine anyone doing an ad like this for coal.

Our photo of the day comes from Kananaskis, Canada.

"Don't donate if you wouldn't give it to a mate."

On Caltech's campus, student engineers and scientists are busy in labs day and night working on hairy solar panels, termite

It's an icon that has been part of our lives forever... The electricity pylon was invented, in this design, in the '20's and since then it has been marching across the fields and highways of our mind

After seven years in government, seven years in non-profits, and seven years in business, Michel Gelobter jokes that he's headed for the clergy next. And why not? He's led Redefining Progress, been a professor at Rutgers, and run environmental quality

Burbank Water & Power opens a sustainable power plant campus as a model for re-adapting industrial sites from water reclamation to solar

Popular anger at profiteering energy utilities is high. One wind-power pioneer is hoping to harness that sentiment with a funny viral video.

It seems counterintuitive. Is it just greenwashing? Is it due to government regulation? Let's find out.

A new study says it's a case of out of sight, out of mind, but it has serious consequences.

The size of one's carbon footprint is not usually a major concern on this romantic holiday, but it can be mitigated with advance planning.

There is a perverse logic to this idea of bringing your car to your apartment.

Two years ago we couldn't decide, but when you see it in action the answer is obvious.

The sharing economy comes to architecture as the rich and the very rich share views and height.

I'm thrilled; I have so much trouble with rolling fruit.

Is your soon-to-be fiancé eco-chic? As you're getting ready to pop the question and thinking forward to your green

Major, major kudos to Ann Kagawa Lee of Honolulu, Hawaii, winner of Cheap Chic Wedding's annual toilet-paper wedding dress contest, who made this mind-boggling matrimonial ensemble out of bathroom tissue—a textile fit

Photo via Madeline's Weddings and Events/ CakellaAll you really need to get married is love--and maybe a ring, and a marriage license. But that doesn't stop celebrities from going overboard when they're ready to tie the knot, hosting parties decorated

As more eco-conscious couples take their walk down the aisle, a growing green wedding industry has responded in kind. Enter "Something Green," a new service introduced by The Ritz-Carlton, Charlotte. "We are constantly looking for

For the couple that wants to avoid a big wedding and all the trappings of large event venues, Tiny Chapel Weddings offers a decidedly smaller way to get married.

Challenge the notion that you have to blow the bank account just to throw a good party. There are smarter ways of doing it.

Gisele Bündchen helped earn Brazil 50,000 new trees and got the planting started by planting the first tree at the Green Nation Fest in Rio de Janeiro.

The British grocery giant hopes to prevent food waste.

Celebrity ambassadors call for support for the UN’s World Environment Day.

The soccer star arrived in an electric retro-fit Fiat Panda and attended a cooking demonstration.

I really didn't know where to start, there is so much terrible stuff around

This eco-wine is bursting with red fruit aromas and vanilla. And it's minty finish is subtle yet clean so you won't mind a second glass. Which isn't a bad thing as this Pinot comes in under the $15 mark. And the winery is 100-percent solar-powered.

The nose is dancing with floral highlights and warm peach aromas that you half expect it to be a dessert wine. But it's surprisingly elegant for a wine just under $10. The winery is 100-percent solar-powered, as is its sister winery, Jacuzzi.

Fusing her own blends of recycled glass to create jewels of light and color, this artist's gorgeous mosaics remind us of the spirit of nature.

Yesterday’s presidential election in Algeria was marked by a massive boycott campaign called for by the Hirak movement, which is now 43 weeks old. The boycott had been preceded by a four-day general strike and was particularly strong in the Kabylie region. Tens of thousands came onto the streets across the country defying a police ban on demonstrations. Whoever the generals decide will be the country’s president, they will not have any real legitimacy.

The Moroccan regime has detained over 500 political prisoners, according to the president of the Moroccan Association for Human Rights, Aziz Ghali. Amongst them are those imprisoned in the Hirak Rif protests and the Gerak Jaradah movement: trade unionists, bloggers, a journalist… pretty much everybody. Not a day goes by without social media reporting the arrest of new militants or ordinary citizens whose only crime, in the majority of cases, is having published a Facebook post critical of living conditions or of the state’s politics.

Americans are willing to overlook human suffering in order to have regular meat on their table.

But they're not alone: a new report finds that most Americans are considered lonely.

Entirely funded by donations, this project is hoping to provide veterans struggling with PTSD or homelessness free housing, counseling and an experience of the healing power of nature.

We'd need another Canada-sized chunk of fertile land, scientists say, in order to meet those requirements.

Just a 30-minute ride on public transportation outside the Thai capital, travelers will find a cluster of jungle tree houses where they can breath clean air, explore a lush landscape, and sleep under the stars.

A eccentric design hangs living cacti and lighting from the ceiling, a vegan cobbler is delicious, a luxury treehouse is a great escape in Bangkok, and more.

A new video from the Ecologist Film Unit shows how baby elephants are being smuggled into Thailand from Burma for tourism.

Many exotic ingredients aren't on shelves because people ask for them, but more so because the governments of those countries are actively promoting them.

If we are really going to make a dent in emissions we have to take real estate away from people who drive and redistribute it to people who walk and bike.

Fewer people are walking and more people are voting with their gas pedal.

How to make a utilitarian back lane into a wonderful public amenity.

The stuff you notice that no one else does, that's the most important!