Built as a high-end addition for an extra office or guest room, this prefabricated structure can be erected within six to eight weeks.

Concerned citizens want Parks Canada to consider visitor quotas.

Or is it all a big political show?

The diet appears to act on gut bacteria in a way that helps hinder physical frailty and reduce cognitive decline in older age, researchers find.

Indulging in a Western-style diet for 7 days impaired the brain function in healthy young people and made them want to overeat, researchers find.

British Petroleum has created a 22 mile long undersea oil plume, measured as "dispersed" beneath the ocean's surface, stretching from the wellhead, toward Mobile Alabama. Via the Chron: "The thick plume was detected

They have toilets but they just dump the sewage out the back. This is nuts.

It's one thing to drive to the mall, but one fifth of Canadian shoppers are driving to another country. That's crazy.

We don't have a holiday Friday and Thanksgiving was weeks ago here. What's this all about?

The happiness you feel in a shopping spree may feel as good as the happiness from helping someone, but gene expression reveals a dangerous difference: could shopping cause disease?

It's the country's biggest architectural award and quite a few are TreeHugger friendly

How small is too small?

An international team of researchers has created a new type of cement that uses these discarded items that is just as strong, but produces far less emissions.

When you stop buying prepackaged foods, you have to start cooking them yourself. It's not that hard once you get into the swing of it.

Andrew Scheer is a climate arsonist.

Provincial regulation would make stores' waste-reduction efforts easier to manage.

It's a curious reversal of the farm-to-table movement.

A lotta lentils.

Yes, but not necessarily in the way you think.

But for everyone else it is a big nothingburger.

Making cement puts out a lot of CO2. Making concrete needs a lot of sand. Both are big problems.

Access to reliably electricity is what defines civilization in the 21st century, but in many parts of the world, and for a shockingly large number of people, even basic access to electricity is rare, unstable, or nonexistent. This has to change.

There's plenty of "recognizing," "acknowledging," and "noting" going on in the final draft of the Rio+20 text. Lot's of UN-ese. And that's about it.

Can these 200 people save the world?

The student invention just won the James Dyson Award for its intelligent design.

A new plug-in diagnostic tool could mean better healthcare around the world.

In Canada, we’ve collected over 150 million units of waste and engaged two million people to recycle.

Average consumers of all incomes have the ability to meaningfully invest in organizations doing good work

Sometimes you just need a bit of solitude and nature to get a project done.

Yes, but first we need to develop a collective conscience when it comes to travel.

Do we have the political will to do what has to be done? Simon Kuper doesn't think so. I do.

They're using the Flashfood app to give customers steep discounts and divert food from landfill.

Pipeline company Kinder Morgan claims that they create "business and employment opportunities".

In our dystopian future we might all be buying power by the watt-hour from a cart in the market.

Is American consumerism innate, or manufactured?

It's not only Tyson that's looking to hedge its bets with vegetarian meat and dairy analogs.

What happens to old hotel soap? One young social entrepreneur created a humanitarian and environmental nonprofit that saves, sanitizes and supplies recycled hotel soap for the developing world.

From preserved lemons and scrap scarves to flavored salts and bath melts, these handmade gifts can be made en masse for everyone on your list.

With over a third of the world's cranes hard at work building artificial islands, an underwater hotel, and the world's tallest building, biggest mall and most expensive airport, the United Arab Emirates has now turned it attention to building the

In cars, houses, furniture and electronics, The trend was toward increasing repairability and simplifying recycling. Apple goes its own way.

A new study reveals stress-reducing benefits for office workers when even just viewing a small plant on their desk.

Even if doomsday never comes, these 20 plants are some of the most practical you can grow.

Roll over everything and get on and off easily on this powerful fatbike.

Recycling isn't enough when demand for aluminum is soaring. We have to use less of the stuff and eliminate single-use packaging.

Remember how aluminum cans are "100 percent recyclable into pure aluminum"? They lied.

Google and Save the Elephants teamed up to bring Street View to the Kenyan wildlife reserve to show its residents and spread the need for conservation.

Our photo of the day is a lesson in efficiency.

Students will have to take home any waste that is not recyclable or compostable.

As we recognize African American History Month, it is important to highlight a lesser known part of this history - the legacy of forest ownership among the black community, and the leaders who are working to preserve it.

Oh, the farmer and the oilman should be friends. But they are fighting over ethanol.