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.

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!

Dave Roberts and Richard Florida don't like it.

More bikers take to Twitter to mock bike haters.

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

We still have to reduce our carbon emissions.

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

Here is someone who gets the message across, in a funny and beautiful way. Australian Stuart McMillen takes topics around environmental sustainability and turns them into catchy cartoons.

This week's photo roundup includes a sculpture made from living cherry trees, an artist catapulting LEDs into the sky to make stars, and more.

We've featured a lot of treehouses on TreeHugger, but the plans for this one are a little different: Ten cherry trees will be planted in a circle, and pruned and bent over time to form a unique, two story sculpture.

An isolated winter scene beats out the competition in the annual awards ceremony.

Is there somewhere you go to when you need to recharge your batteries? Or remind yourself of the beauty of nature? These are our favorite nature spots.

Is there somewhere you go to when you need to recharge your batteries? Or remind yourself of the beauty of nature? This is the second part of this series.

Everywhere you look for the next week in London there is an arty billboard.

The sharing economy is all about access instead of ownership. Can this mindset be expanded to help hunters rethink what they value when it comes to trophy hunting?

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

We've brought MacArthur-winning activist Majora Carter's most-excellent speech at TED 2006 to your attention before, but she's so amazing and inspiring we had to stick the video in front of you (again). Watch this formidable force of nature in action.

Congratulations are in order for cosmologist Neil Turok, writer Dave Eggers, and religious historian Karen Armstrong, the winners of the 2008 TED Prize. The award, whose past recipients have included Bill Clinton in 2007 and Cameron Sinclair in 2006

"Theo Jansen is occupied with the making of a new nature. Not pollen or seeds but plastic yellow tubes are used as the basic material of this new nature. He makes skeletons

" It is an idea upon which our planet’s future depends."

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

Step 1: The idea of a car that runs on compost. Step 2: Implementation of a car that runs on compost. We're half done.

Paul Gilding has penned an optimistic and uplifting piece on the progress the climate movement has made and why he thinks we're on the verge of victory.

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

When it comes to walking the green and sustainable walk, Greenfield really puts it all on the line.

Another Nordic cultural concept to prove that Scandinavians have it all figured out … but this one could help the rest of us sleep better too.

Swedes enjoy an interesting "close-to-nature" lifestyle -- this informal study shows how it might help visitors from other countries.

For some reason, they think that this is progress.

New research suggests that mother bears have found a loophole in hunting laws and are using it to protect themselves and their cubs.

This once-derelict small apartment has been renovated on a budget into a more modern space.

Naturally, official Nordic eating guidelines include things like: "Eat more food from wild landscapes."

New eavesdropping Barbie records your child’s conversations and transmits them to a corporation that analyzes your kid’s likes and dislikes. And then things get weird.

Considered too fragile to ever be played again, the recordings have been newly reconstructed ... and they are wonderfully creepy.

The company will spend $1 billion and employ a team of 100 to find a sustainable alternative.

Fed up of shoddy plastic toys? This modular kit of sturdy parts lets parents and kids construct a wide range of awesome kid-powered vehicles.

Because the world needs yet more redundant, hard-to-recycle, battery-powered plastic toys whose novelty will wear off quickly.

Because every preschooler needs insecurity-boosting, sexualizing, toxic cosmetics to slather on their beautiful little faces!

Toy innovation has stagnated in recent years and kids are bored. Who's at fault?

A new study shows that there is such thing as too many toys.

It's not urgent in the big picture, but it's something we should be doing more.

Just because summer vacation is over doesn't mean you have to stop having fun.

When my kids begged for an empty calendar, I was worried about the impact on my job, but a few strategies have kept everything on course.

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

It’s downright Victorian, but alas, our rice is rife with arsenic – here’s how to enjoy it without the poison.

Reducing meat consumption is one of the best ways to help the environment. A new book offers many ideas for how to make it happen.

Veggie-burger skeptic? Why not meat us halfway?

It's a veggie burger that actually bleeds. But who's the target audience?

The rise in not-quite-vegetarian eating has a ripple effect that shouldn't be ignored.

The first hydrogen fuel cell powered train in the UK was successfully tested last week, and the team behind it hopes to encourage further development by the rail industry.