After 9 p.m., shoppers snatch up heavily discounted foods that are close to expiry.

Paris has the Promenade plantée and New York has The High Line, parks created on top of once-abandoned railway tracks. Now plans are afoot in Philadelphia to transform the Reading Viaduct into what its designers are

The mayor has portrayed the controversial soda tax as a great source of revenue with which to do fabulous things for the city, rather than a benefit for public health.

But Passive House is so expensive! How can you build housing for the homeless and low income families this way?

Created for adventurers by adventurers, this unique hotel in Peru features three sleeping pods that guests must climb up to.

Pesticides make lawns unplayable.

It was shot from "sea to summit" in Hawaii Volcanoes National Park, one of the most dynamic landscapes on Earth.

Greenpeace's annual survey of national retailers' progress on sustainable seafood reveals the leaders and the losers.

A new study used DNA testing to reveal shark meat being sold under generic fish names.

This is how to do climate action the right way.

At the rate we’re killing them, we may soon see it firsthand.

One would think this would be obvious, that sidewalks are for people, not cars.

Fresh demonstrations have broken out in Iran, where protesters who took to the streets last weekend in the country's northwestern provinces to demand protection for a dying lake were harshly

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

It's a nice idea, as long as it isn't sending the wrong message.

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.

These impressive feats of architecture and engineering are one of India's traditional methods of water conservation. Now threatened by disuse and a growing water crisis, one photojournalist is documenting them before they are forgotten.

There is a shipping container building revolution coming, but it won't look like a bunch of silly boxes.

Put your money directly into the hands that made the gift you're buying.

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

"If you don't visit quiet, the quiet will disappear."

The last pack of wolves in a Michigan national park is near extinction. Should humans intervene?

The evaluation report three years after Double Up Food Bucks started giving incentives to SNAP (formerly food stamp) recipients

Ian Urbina reports at The New York Times on the negative side effects the tech industries shift to flat screen technology has had on the market for recycling old television and computer monitor glass

One of the biggest challenges of making cities more bike friendly is that most of the road space is already "used up." Adding bike lanes means removing something. That's when a bit of perspective comes in handy.

Talk about slashing food miles; 'fresh from the roof' is as local as it gets.

Darya Pino of Summer Tomato prepared this terrific flow chart to help navigate the supermarket.Marion Nestle of Food Politics liked it, noting:

Our focus should be on making things last and serve their purpose, not throwing them away.

As subsidy-free renewables proliferate, it will become harder to derail decarbonization.

Megan McArdle at the Atlantic piles on the Infographic debate, " issuing a plea to bloggers to help stop this plague in its track."

The show gets a lot right about climate change, Al Gore and Manbearpig, but it misses something major about human nature.

Dan Rockhill and his students keep pushing the building envelope.

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

Electric vehicles have come a long way in the last few years, steadily gaining acceptance as a practical and sustainable form of transportation. This is especially true in cities, where most trips are short and space is at a premium.

If the world is to move onto a sustainable path we need the market to tell the truth, through full cost pricing.

Domes are tough. Here is a design that tries to make them comfortable. Does it live up to its billing?

It's time for some fareness.

Ever wonder what it would look like to be in the maw of a snow leopard? Wonder no more.

Climate change has become an ethical issue in the eyes of the Danish Council for Ethics, which suggested last week that the government consider a tax on beef, and eventually all foods depending on climate impact.

These are the ones that also had a green slant to them, making them special to TreeHugger's heart.

Waitrose wants to see how serious shoppers are about bringing their own containers.

The company is ramping up pressure on suppliers to design less wasteful packaging.

The ancient Ok glacier, a fraction of its former size and unable to move, was declared dead in 2014.

From oldest to tallest to most sacred and more, we present a brief who's-who of arboreal heros.

The Japanese pursuit of shinrin-yoku uses trees and nature to heal oneself – here's how you can do it even in a park.

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

An alarming case study in the North Atlantic bolsters Greenpeace's call for a Global Ocean Treaty.

Hundreds of people weathered the blizzard last Sunday to support New Amsterdam's Wintermarket in lower Manhattan. The New Amsterdam Market is not your

It supports local business owners and gives you more local and seasonal options.

Two ships of shark fin poachers have been stopped in the past two weeks, influenced by renewed government focus on the issue due to Paul Watson's case in Germany.