Woops.

Backyard chickens may be trendy, but in some cities they are still illegal. But that doesn't stop some would-be chicken keepers.

Having trouble breathing? It may be because of where you live. The 2012 Asthma Capitals list is out. Is your city on the list?

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

Affordable housing doesn't have to look cheap, and LEED Platinum doesn't mean it has to cost a fortune.

Simple but striking, this small treehouse retreat was built by hand and furnished with repurposed flea market finds.

This modern take on the gabled farmhouse includes lots of clever space-saving ideas.

Outfitted with smart home tech and lots of storage space for outdoor gear, this small home feels 'just right'.

It was actually introduced to save fuel, but there have been unintended consequences.

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

In a word no. But people in cars seem to get a free pass for everything.

A new report by Barclays Capital suggests a dark side to the building boom in places like China, India, and Turkey.

Building new roads has been a major contributor to the city's unsustainable growth, newly released Landsat photos show, but more of the same appears to be on the horizon.

The Architecture Foundation of British Columbia issues a challenge: Design a four-person home made entirely of materials from a 100-mile radius around Vancouver.

Solar-powered buoy design seeks to reduce costs for fishermen and the risk of kerosene spills on Lake Victoria.

Using a dishwasher for storage makes a lot of sense; finally a dishwasher designed around the idea

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

"This is not concrete, this is nature!"

Nature and the environment are still a big part of this protest.

These "plug-and-play" donkeys, equipped with solar panels, allow sheepherders to catch up on the news and socializing while out on their rounds.

This compact shelter is a place for a family to spend their summers in the middle of nature.

Help stop the rise of antibiotic resistance by buying a bird that's been raised drug-free.

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

Tourists can witness it firsthand, thanks to Intrepid Travel's partnership with a local NGO.

We here at TreeHugger recently announced that the Carnival of the Green will now include a Twitter section.You can still submit as normal via email, of course, but this new part of the Carnival will be called "Best Green Tweets." So, if you use Twitter

This week is Carnival of the Green #188 and it's being hosted by Kids Discover Nature, the place to find great outdoor activities for your children. No matter where you live, you can help your little ones learn about and experience nature by following

We here at TreeHugger recently announced that the Carnival of the Green will now include a Twitter section.You can still submit as normal via email, of course, but this new part of the Carnival will be called "Best Green Tweets." So, if you use Twitter

This week is Carnival of the Green #193 and it's being hosted by The EcoChic, a blog that takes us through the life of a thirty-something mom. She looks for ways to reduce her environmental impact on the Earth while sharing these ideas, products and

We here at TreeHugger recently announced that the Carnival of the Green will now include a Twitter section.You can still submit as normal via email, of course, but this new part of the Carnival will be called "Best Green Tweets." So, if you use Twitter

We here at TreeHugger recently announced that the Carnival of the Green will now include a Twitter section.You can still submit as normal via email, of course, but this new part of the Carnival will be called "Best Green Tweets." So, if you use Twitter

This week is Carnival of the Green #196 and it's being hosted by Gaiam's blog, Stream of Consciousness, which is under Gaim's umbrella site called Gaiam Life. This "guide to a better living" highlights green living in addition to personal growth,

This week is Carnival of the Green #201 and it's being hosted by ooffoo, where you can reuse, recycle, swap, sell, giveaway, write and even blog - all in one site! Not to mention their recipes, eco-tips, and debates!

We all can't go to Copenhagen this week, but there are so many ways to make our voice heard nonetheless. ThisPlace09 is an art and Twitter project that conveys personal thoughts about climate change to the delegates and the

This week marks Carnival of the Green #205, and it's being hosted by Pragmatic Environmentalism, a blog that explores urban sustainability. Thanks so much to Brenda Pike, who runs the site, for a last minute Carnival round-up. Through her blog, Brenda

This week marks Carnival of the Green #206, and it's being hosted by Daily Mitzvah, a blog hosted by Jen X. Jen is a teacher, historian, radio aficionado, and endlessly curious about all things uplifting, quirky, and off the main highway.

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

Happy New Year! This week marks Carnival of the Green #208, and the first Carnival of 2010. Congratuations to all who have submitted entries and hosted over the years to make it such a success!

Today marks Carnival of the Green #209, and it's the second Carnival of this week - a special dose! Congratulations to all who have submitted entries and hosted over the years to make it such a success!

Today there was new space added to the Twitter HQ, doubling their size. Designed by the lovely and talented Sara Morishige Williams (@sara), the newest spaces are consistent with the philosophy of the existing offices

Who says you have to be human to be a popular user on Facebook and Twitter? These six animals have more friends, fans, and followers than most people.

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

This year's nominees include amazing concept gadgets, biomimicry in robotics, crowd-sourced projects and more. Vote for your favorites here.

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

The organic snack bar company has created the first geo-location Twitter campaign to promote its trail mix bar.

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.

There are a number of reasons why this is an excellent idea.

It's an all-natural TreeHugger-approved carbon capture and storage plan.

We still have to reduce our carbon emissions.

Having a view of green space or access to a garden or park is linked to lower frequency and strength of cravings, study finds.

The oil spill in the Gulf of Mexico reached an important milestone this Tuesday afternoon when BP started their 'static kill' procedure to seal the oil well, and the good news is, that it seems to be working -- so far. In other green news, the