There's no doubt that geoengineering brings out passionate emotions both pro and con, as recent debate on TreeHugger about the sort of-moratorium on some research coming out of the Convention on Biological Diversity

There's been lots of back and forth in the past year on biochar, ranging from research showing it has huge potential for absorbing carbon emissions on one side, to uncertainty about its potential, to outright

Another summary of the potential risks and benefits of ocean iron fertilization--the geoengineering method which proposes seeding oceans with iron so as to stimulate microscopic plants that absorb carbon from the

We can and should go back and forth about the merits, demerits, risks and potential rewards of the spectrum of geoengineering techniques, from the simple but slow and effective (like afforestation) to the well, more fraught with potential catastrophic

Can humans endure the isolation, self-reliance, and deprivations of travel to Mars and back? Six pale-faced but smiling astronauts answer the question.

Researchers are working on "reprogramming" cells to create customized organisms that can be used for everything from new medicines to environmental clean-up crews.

Reducing CO2 emissions at the source, or better yet, not emitting them in the first place, is the better option.

Plus, spewing sulfate into sky to stop warming won't fully work (redux); what Singapore's doing to make sure sea level rise doesn't swamp their city. Here's what caught our eye this morning.

Wealthy individuals funding geoengineering feasibility studies because no one else will.

"The stakes are very high and scientists are not the best people to deal with the social, ethical or political issues that geoengineering raises."

Some new research looks at the unintended consequences of injecting aerosols into the atmosphere to block solar radiation and cool the planet, finding that doing so could turn skies everywhere into a brighter, whiter, hazier, ugly mess.

The first field test of injecting sulfate particles into the atmosphere is proposed for New Mexico; ocean iron fertilization experiment shows more promise than previous ones.

Because the iron dumped in the ocean off British Columbia wasn't dumped as waste, it didn't violate international law.

Inspired by geoengineering techniques, an artist creates a personal cloud-forming machine to make a point.

Kevin Kelly explains why the complex interconnectedness of modern technology and society makes disaster relief and system change so challenging.

Rules really matter, and the city uses them to encourage the right kind of building.

Billions of chopsticks are thrown out each year worldwide. This Vancouver company is trying to turn some of of these into new items for the home.

Yet another bizarre, fact-free, and infuriating ruling has been handed down by British Columbia's Ministry of Children and Family Development.

A small apartment is made to feel larger with custom cabinetry and more.

High rents in the city prompted this young woman to look for an alternative -- in a van conversion.

These are very common in Europe but new to North America. We need a lot more of them.

They may not be the answer to the housing crisis, but they certainly are wonderful little homes.

And that's just the way the architect and developer like it.

An old warehouse is transformed into a three-level open office with lots of shared spaces for a tech company in Vancouver.

There are just a few small problems standing in the way.

The United Nations' Intergovernmental Panel on Climate Change (IPCC) was expected to delivery its fifth Assessment Report (AR5) next month, but over the past weekend, a draft of that report was leaked to Reuters, which reported the early findings.

What's the point of protecting the environment if bad luck brings a big space rock on a trajectory that crosses Earth's path?

Ever heard of a 'stranded asset'? They are well known in the world of sustainability, and they can put a dent in your retirement savings.

Delegates from United Nations member states meet to discuss a global environmental agenda.

A massive public-private partnership pledges over $1 billion to cut deforestation and mitigate climate change.

Secretary General Ban Ki-Moon called upon heads of state to make “bold” announcements at today’s Climate Summit.

The UN Environment Programme kicks off its official celebration of World Environment Day in Milan.

A visual breakdown of emissions by country and industry.

The Eye on Earth Summit aims to harness the power of data and new data gathering technologies to help the environment and support sustainable development.

Some of the most frequently used jargon you’ll want to know before the Paris climate change talks, accompanied by user-friendly definitions.

Ahead of the U.N. climate negotiations in Paris, hundreds of marches were held around the world to call for strong climate action.

The United Nations says it's time to overturn the myth that pesticides can feed the world and come up with better, safer ways of producing our food.

In a few years people around the world, including you, may be sitting on a different kind of toilet.

That statement is probably true..if you're a mink. If you can get over the fact that amimals are being raised in cages and electrocuted or trapped, drowned or beaten to death, one might be able to apply all the environmental buzzwords like "natural,

1) In a popular topic we've visited several times, Forums user moseph is "wondering, big or small, what is

1)The ultimate in greenwashing chutzpah for the year goes to the Fur Council of Canada for their

Japanese designer Chie Imai has created bolero jackets for her fall '08 collection that mix fur from chinchillas with recycled polyester fabric from Teijin Ltd., and she's calling it eco-fur. Imai argues that fur is an 'ecological' product because it can

If the fur-trimmed recycled-polyester bolero jacket we wrote about in Part I of this entry is very questionably eco, what about a bedspread or throw pillows from pesky possums threatening to overrun New Zealand's flora and fauna?

In her post yesterday, April wrote "fur is one of those slightly grey areas that is increasingly trying to get green cred." A Japanese designer mixes it with recycled polyester and calls it "eco-fur." The Canadian Fur Council devotes a website to the

Ecorazzi: French Vogue Peta

TreeHuggers, being a discerning lot, when recently polled came down in a clear majority against the concept of "eco-fur" when we wrote first about a chinchilla/polyester jacket from designer Chie Imai, and then about an expensive line of pillows and

The Greatest Outdoor Gear How do you make the greatest outdoor gear? We went to Empire Canvas Works' Kevin Kinney to find out. If the quality of Kevin's work is any indication, the recipe is clear. Start with a passion seeded by stitching together a

After reports last year of "raccoon dog" fur being used and labeled as faux fur, the Humane Society came out with a few quick tests you can use to test whether any animals were hurt in production. First, look at the

Looking for that perfect something for the fashion buff in your life? Some are easy to buy for: They'll take any random piece of clothing--from a vintage fringed dress to a Stella McCartney coat--and make it look fashionable

We usually don't like to point out the negative aspects of things here on TreeHugger, but when it comes to New York's just ended Fall Fashion Week, I am forced to ask, "Wha' happened?"