Hawaiian engineers think that it can address many of the world's problems. Are they too ambitious?

Located in Rotterdam, this Concept House features a huge rooftop garden, and uses natural heating and cooling techniques to keep maintenance costs down.

But really, they should be dealing with the source of the problem.

From the green roof down to the electric boat, there are so many interesting aspects of sustainable design.

Is global cooperation the anecdote for global competition?

TreeHugger didn't show many of the proposals for housing in Haiti, like Andrés Duany's proposals for a flatpack design (here in Jetson Green); We have spent too much time with Cameron Sinclair, who says "Top down solutions will

Once one of the great mysteries of the natural world, the bluefin tuna's migration pattern has finally been elucidated by the workings of an international team of scientists as part of the global 10-year Census of Marine Life. To reach their

On land, slugs are far from nature's most beautiful creatures--but underwater, the family of shell-less creatures known as nudibranchs come in bright neons, glowing pastels, and vibrant primary colors. The 3,000 different kinds of nudibranchs get their

Slugs as we know them aren't the most colorful land-based creatures, but the shell-less mollusk known as nudibranchs (meaning "naked gills"), or sea slugs, are the complete opposite: The more than 3,000 different members

In Haida Gwaii the trees are so big that you could live in them.

Technological advancements, combined with an escalating climate crisis, suggest its time to revisit some once fanciful ideas.

A growing number of cities are getting serious about tackling the climate emergency.

Managing a sugar bush is a win-win situation for all involved.

The successful launch of Sentinel-5P means scientists will soon have access to the most accurate monitoring yet of pollution and climate change related gases in earth's atmosphere

Our bet: no.

Seriously ...

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

"Chatangora" — that's what Simpsonville, South Carolina-based business Catty Shack Creations is calling "cat hair yarn" — used to create affordable, one-of-a-kind handbags from Persian and Angora cat hair. Professional groomer Danelle

For the first time, conservationists from WWF are putting dogs' superb sense of smell on the trail of tigers in Cambodia. Coming from the University of Washington Conservation Canines program, the dogs are trained to sniff out

Fast fashion hurts real people, as this online series challenges three unsuspecting youngsters to go meet and work with the people who make their clothes.

It's time to talk about ... wait for it ... the problem with hangers.

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

It's a moving target and, like TreeHugger hero Chris Magwood, we are all learning on the job.

We have to reconsider what is "acceptable for how houses should look and feel."

Leed is for wimps; the Living Building Challenge really pushes the building envelope.

It also can put people back to work and save our forests.

"This is our last chance to avert a climate disaster. We must act now."

How my thinking has evolved in the last decade

Studies show that taller buildings are simply less efficient, and don't even give you any more useable area. Why bother?

Despite the fact that Venice, CA seems to be the epicenter of SoCal's green lifestyle movement, the 24th annual Abbott Kinney Festival that took over the city's main drag on Sunday, September 28th was far from eco-friendly. After claiming last year

Instead of banning cars from city centers, this automaker recommends elevated roads for electric bikes & scooters to ease congestion and emissions.

Pollution from power plants, cars, and other transportation is a well-known contributor to outdoor air pollution, but our indoor air quality is often worse; it can be up to 10 times worse for you than the air outside. Microbial pollutants like mold,

Cleaning products are everywhere in our homes and offices: on dishes, countertops, furniture, clothes, floors, windows, and floating through the air. In our war on dirt and germs we may often actually be making things worse.

Reducing your carbon footprint and building community go hand-in-hand toward creating a better planet.

Resolve to make these simple changes month by month as a graceful way to ease into a more sustainable lifestyle.

End goals for CO2 emissions are just one part of the picture. How fast we start moving toward them is just as important.

The competition is looking for new ideas for capturing the emissions from fossil fuels and turning them into something useful instead of harmful.

A technology developed at a national lab for improving carbon capture at power plants may be able to help craft breweries capture and reuse CO2 from their fermentation processes, while also slashing costs.

Run on waste heat, this commercial facility is the first of its kind in the world, extracting CO2 from the air and piping it to a greenhouse farm to grow veggies.

Brad Plumer looks at the issue of "outsourced pollution."

Everyone is worried about population growth, but in fact it may well be going the other way.

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

Matt Ridley might be right about the world not ending on December 21 this year. But the rest of the article is delusional.

On National Book Lovers Day, we celebrate the ultimate slow hobby.

Move over, regular solar panels.

One of the UK's "Big Six" energy companies has gone a dark shade of green.

There is too much oil in the ground there just to leave it, so what about the carbon dioxide and the natural gas consumption. We will just throw some high tech at it; problem solved.

Tomorrow, real men eat quiche (cheese pi).

They were wonderful mathematical constructs, but they are terrible buildings.

Fretting about authenticity and appearance detracts from more important concerns.