A visual breakdown of emissions by country and industry.

But the United States has opted out.

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

A new report from the UK government calls on retailers to do a better job at identifying what they're selling.

After a tragic fire caused by plastics, the British building code banned wood in exterior walls. This is a step in the wrong direction.

Andres Amador etches large intricate and organic patterns on beaches along the coast of California, with a rake as his paintbrush.

By 2050 wave and tidal power could supply 11% of current UK electricity demand.

Sand castles are so yesterday, large-scale sand art is the thing to try.

Regardless of the outcome of high profile public debate--viz Waterkeeper Bobby Kennedy Jr v. Dirty Coal Don Blankenship smackdown tomorrow night at the University of Charleston--or vehement protest from the likes of youth

From a $50,000 portable recycled house to a tiny green egg house for Chinese students, TreeHugger has already offered plenty of posts that prove that green living doesn't have to mean high-end LEED certified luxury.

The delicately hued petals and striking brown florets of Tennessee's purple coneflower once seemed fated to live on only in description, or as a ghostly sketch yellowing on the page of some dusty botanical volume, yet today it's

Mattresses have plenty of reusable materials, but most recyclers don't want them. Landfills don't like them either. But a Tennessee nonprofit does.

Normally you can't have it both ways, unless you have a member of congress in your pocket.

Do you plan it where there is lots of room, or do you put it where there is good transit accessibility?

From the 'know where you food comes from' file, the truth behind your turkey dinner.

You never know what climate you may end up in...

There has been endless discussion of the the outcome of the COP15 conference. Here is another positive note (book) from the group This Place09. It is an art and Twitter project that sought to convey personal thoughts about

Citizen persistence at measuring and publicizing pollution levels results in a major turnaround by Beijing.

Come one, come all, witness The Twittertape Machine that prints a feed of your tweets and mentions on Twitter.

To promote their fantastic garden grant program, Seeds of Change is bringing a seed vending machine and photo booth to several US cities, where visitors can tweet for seeds.

Ever since we took the kids to Florida, my wife has been saving photo memories in scrapbooks. Our two daughters like making the books, too, and I have to admit, looking at one of these handmade creations beats Flickr any

For a while I have been thinking of getting a Kindle. It saves trees and eliminates the impact of transportation and with Amazon's recycling scheme in place as well as the fairly long lifespan of the Kindle, the problem of e-waste seems less worrying

Who doesn't love a picture of a bicyclist reading a book on top of a bashed up car?

Fussing with a camera can mean you miss the actual moment you're trying to preserve.

Simran Sethi's recent TEDx talk offers some powerful advice on how to and how not to create environmental and social change.

If there's one thing that can't be said of Elon Musk, it's that he doesn't try his best. Few entrepreneurs succeed in just one of the many difficult fields that he's tackled, but it's almost unprecedented to see a single person attack on so many fronts.

The winner will have the opportunity to speak at TEDxManhattan 2014.

This shed packs it all in -- workspace, guesthouse, storage, seating, rooftop terrace and even a concealed kitchen.

This office system has been adapted to be flexible, fun and comfortable.

Art meets accidental crowd-sourced recycling.

An estimated 2,000 synthetic chemicals can be used in conventional packaged foods; for organic the number is 40.

If the harmful chemicals weren't bad enough, new research finds that many e-cigarettes also include unhealthy biological contaminants.

A cheese lover dips his toe into the world of vegan cheese. (Not literally.)

Efforts to reduce meat consumption are shifting focus from individual choice to systemic changes.

With several starts and stops over the last 20 years or so, hydrogen fuel cell vehicles (FCVs) are finally hitting the roads.

A new patent filing suggests that the tech giant has fuel cells in mind for future computers and gadgets.

Just one more reason for Big Oil and Big Coal to worry.

Because they started setting aggressive goals early, it still leaves Germany ahead of schedule on Paris Climate Agreement commitments

Author Sara Zaske shows that it all comes down to respecting a child's right to independence.

This proposed home for a young family incorporates an efficient roof garden.

Cars kill thousands every day, wreck our cities, and spout CO2. What should we do about it?

This company is working to build a network of urban prefabs under a 'pay-as-you-go' model of home ownership.

Image from Tetra Pak Tetra Pak is the world's largest packaging company so when they decide to do something environmental it has a big impact. They have just announced that all of their UK and Irish packaging will be FSC (Forest Stewardship Council)

Bamboo may seem like a questionable material for making bikes, but we've seen our share of great bamboo bikes -- and hey, there's even DIY bamboo bike-building classes out there. Taking advantage

Today, Levi’s released a new Life Cycle Assessment for their jeans as part of an effort to promote more sustainable water usage.

We go through this ridiculous change for no good reason at all, yet it is unhealthy and dangerous.

The state may soon require foods with genetically modified organisms be labeled.

In a lawsuit settlement today, General Mills agreed to remove the “100% Natural” from more than 20 of its products.

Your guide to the Safe and Accurate Food Labeling Act of 2015, and what it means for GMO labeling in the U.S.

Whether it's laundry or dishes, turn down the dial for environmental savings and gleaming results.