70% of this potent pollutant comes from fossil fuels, not biomass burning.

Dead zones threaten wildlife and fisheries, taint drinking water, and impact communities. Keeping agricultural runoff out of waterways can help tackle this global problem.

For at least six weeks, thousands of barrels of tar sands oil have been bubbling up into the forest in Cold Lake, Alberta and neither the oil company or government scientists know how to stop the flow.

There was a big pile of beautiful lumber to choose from too.

It's nautical, since it overlooks the Thames River, it's architectural, and it's a winner.

New research sheds new light on why Roman concrete is so strong and water resistant, but let's not get carried away here.

Discarded laptop batteries could power LED lights in regions with scarce electricity.

The Level Market wants to make the procurement of humanitarian aid and development products as easy as shopping on Amazon.

Author Craig Murray says, "The Earth cannot afford to indulge the pollution caused by massive air tourism."

It really isn't necessary but it sure is a lot of fun and you learn a lot. I am conflicted.

Lloyd's of London joins the ranks of big insurers who no longer see coal as a viable investment.

There is no resource more precious than water, so here are some great tips for conserving it.

Some might say it's slovenly. I call it cutting down my carbon footprint.

Droughts and possible water rationing have been in the news recently in California, Israel, Mexico, and Australia. As much of the water used is these regions is for watering gardens and lawns

A new material could be applied to roofs that would soak up rain and then "sweat" out the moisture when temperatures are high to cool down buildings without electricity.

The technology uses radiative sky cooling to help cool buildings without electricity.

One-third of emissions reductions needed for 2 degree target could be achieved with better land management.

Get ahead of the crowd with these indoor plant predictions from the all-knowing Plant Mom.

In order to prevent future pandemics, we need to change our relationship with wildlife

It may well be all most people need as a computer, and it may well be what we have been waiting for.

Every year, the Sustainable Forestry Initiative community comes together to exchange ideas, share innovations, and inspire those who have a vision of a world that values and benefits from sustainably managed forests.

Admiral Samuel Locklear, commander of the US Pacific Command says that the biggest long-term security threat in the Pacific region is climate change.

A cautionary tale for picky eaters.

Because sometimes you need a little private time with your laptop.

Who knew that knitting could have such a positive impact on our physical and mental health?

An interesting mix of fine art and fine childrearing!

A look at this year's Casa FOA, an exhibition which combines charity and patrimony conservation showcasing the best architecture and design from the Argentine capital.

A cafe in Fairfield, Connecticut is growing produce on its roof. A permaculture expert makes some recommendations on how to do even more.

The sharing economy is getting more and more attention, but laws drawn up for traditional business don't always adapt well to informal sharing or collaborative consumption.

Taking the category and best in show prizes will help Efficient City Farming get the funding to grow!

The green activist group's stunt seeks to draw attention to the devastation wrought by coal.

It's been a long time coming. Was it worth the wait?

Otherwise, they proliferate to the point of making me crazy.

If you're looking to upgrade your bed with an eco-friendly option, but don't want to replace the mattress, a natural latex topper might just be the ticket.

These architects propose building a living space into the nacelle of giant offshore wind turbines. What could go wrong?

The Nautilus shell-shaped turbines could fit on rooftops of houses or buildings in urban environments.

The SolarMill, a 1.2 kW combination wind and solar energy system, will be sold in the U.S. for about $3000.

We've scratched the surface of Sierra magazine's Cool Schools list on Treehugger before, but this time I've decided to dig into one of the schools so we can learn more about what

From campus gardens to intensive recycling, Sierra magazine's annual list gives a tip of the hat to the nation's most sustainable schools.

If you love electric cars and you love rankings, this article is for you! The top 10 electric car states have been unveiled, and there are some surprises on the list.

Our majestically cute photo of the day comes from Mount Evans, Colorado.

A new study from Deloitte predicts what we have said before: e-bikes will eat cars.

Bill Gates take note: It's all in here and It is surprising how little has changed

We also have to start retiring what we already have and replacing it with cleaner power plants, furnaces and vehicles. Now.

Maybe other jurisdictions will learn from this.

The social media-driven practice is harmful both to wild animals and selfie-takers themselves.

This unique travel guide is the perfect book for the eco-conscious non-tourist. It features 111 projects you can visit around Europe, that make our cities better.

Can you guess which European cities have the highest percentage of walking + bicycling + public transport? Give it a shot.

From a futuristic pod and a romantic treehouse to a stunning RV and a duo with a sunroom, these creative tiny homes were our most popular over the decade.

When things are feeling grim, the idea of self-sufficient living seems even more appealing. Here's where it's all happening, according to Instagram.