This year marks the 40th anniversary of the Clean Water Act, and while some great progress has been made, there are still many rivers which are endangered, including one flowing through our nation's capital.

If a country is a body, rivers are its arteries through which vital blood flows. We must revive our waterways before more damage is done.

They are going to be autonomous taxis. Is this a good idea?

If there's a holy grail of liquid renewable fuels it might look something like this: High yield per acre, doesn't negatively impact water supplies, doesn't compete with food crops, and is cost-competitive with fossil

Can we just all put palm oil biodiesel produced on deforested peatlands to rest already: A new report from the United Nations Environment Programme shows that biodiesel production under these

French tire giant Michelin recently held its 10th Challenge Bibendum, this time in Rio de Janeiro, Brazil. The event is a chance for Michelin to rally industry players around the flag of sustainable mobility and the future of the automobile. Here's me loo

This year, French tire giant Michelin (yes, the Michelin that made the tires on your car) held its 10th Challenge Bibendum event, this time in Rio de Janeiro. If you've never heard of this thing, don't kick yourself,

Photo: Stephanie Says, Flickr, CC Turning Food into Fuel is Not the Solution The Association of American Physicians and Surgeons (AAPS) has released a warning that U.S. and European policy to increase the production of biofuels could lead to almost

This competition for the best environmental photography never fails to be interesting and professional.

ZH architects faced a lot of serious challenges here, and came up with innovative solutions.

The skin of MVRDV's new Milestone office building is very busy.

If only we could buy it in North America.

Where I was preoccupied with everything Herman Miller after a tour of their factories

Plus, NTSB Investigators said a "culture of deviance" delayed Enbridge's response once the 2010 was first detected.

Two hundred evangelical scientists recently wrote a letter to Congress making the religious case for passing climate change legislation.

The electricity grid can handle a ban, ten years earlier than law makers are aiming for.

In a compromise with environmentalists, the energy giant is committing some significant resources to clean tech.

By reclaiming precious metals from its 'urban mine' of obsolete electronics, Japan may be able to produce the medals for the 2020 Tokyo Olympics from recycled materials.

Want to know if you can go solar? Now there's a good chance you can easily find out.

The tech giant has hit this major renewable energy goal ahead of all its competitors.

The prime minister also mentioned holding companies responsible for the packaging waste they create.

One of the great North-American cyclist cities has a big bash to celebrate bike culture!

The city wants to become a leader in electric transportation, part of a plan to cut greenhouse gas emissions by a third.

Finally, a true Zero Waste store has arrived in Canada! Méga Vrac features more than 700 products, making it a perfect place for waste-averse shoppers to stock their pantries.

Electric bikes are the great leveller; a lot more people will be doing this.

Jacob and Brian look at chicken pre-marinated with Prozak, the blackest solar cell ever, and Poland and Vermont's fight against Monsanto.

Batteries recycled from old LEAFs run the refrigeration equipment in this all-electric truck.

Photo by Jaymi Heimbuch Bioneers 2009 - a weekend-long gathering in San Rafael, California of social and scientific innovators focused on environmental issues - kicked off on Friday with Michael Pollan as a headlining speaker. His talk came in the

Drying clothes uses an incredible amount of energy, it's clearly a low-hanging fruit for conservation and energy efficiency efforts.

Quickly get connected via video chat to a home & garden expert to get help with your projects through Fountain. We've got beta invites for you to check it out yourself.

Baltimore residents, get ready to get in on the smart grid party. Baltimore Gas & Electric has just announced that it has filed paper with the Maryland Public Service

There is not much that can go wrong in such a simple concept. That's really smart.

This former pigeon roost is transformed into a light-filled family home.

The company had been promising "near profitable" results. It turns out they were lowballing.

New wind and solar will be cheaper than 96% of all existing coal by 2030.

In a matter of seconds, thousands of lives and dreams were destroyed in Haiti last month.

Yet another reason why deforestation is bad: So much of Haiti's mountainsides have been eroded away because of deforestation and hurricanes that it may have stressed Earth's crust, triggering the earthquake that

U.S. hospitals waste thousands of tons of medical supplies every day. DOC2DOCK collects and redistributes these supplies to match the specific needs of hospitals in the developing world.

The Toronto designer has created an unprecedented collaboration, weaving together elements of craft production, community development and modern design.

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

It's a number that's been thrown around a lot recently. There's a danger it will be misunderstood.

George Monbiot says you don't set targets in an emergency, you act.

This month's issue of Wallpaper* magazine is dominated by the 2007 Design Directory, their hand-picked favorite architects and designers from the past year. Always the epitome of cool, the mag's slick picks

During a recent interview, BMW chief executive Norbert Reithofer revealed that the German automaker was considering bringing a battery-powered vehicle to the U.S. market by 2012 in an effort to meet more stringent

Test out your green car awareness by seeing if you can name the 2014 World Green Car of the Year. Note: it has to be a new model.

My word of the year is a little geeky this time around, but it crosses over -- and unites -- fields.

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.