This one-of-a-kind treehouse is elevated above the ground to minimize its environmental impact.

With temperatures soaring even before the calendar turns to June, the shade of the solar tree will be as welcome as its many functions

Shinji Turner-Yamamoto's beautiful 'Global Tree Project' reveals the natural world with hanging trees, gilded boulders, and more.

Meet one of the insect world's most protective moms.

India's streetlights are about to have a serious upgrade. The energy savings alone will be huge.

The happy country that set a Guinness record for planting 49,672 trees in just one hour welcomes the birth of a new prince by more than doubling that planting.

Uttar Pradesh is going to be looking a lot greener after a marathon 24-hour tree-planting frenzy.

The big day is over and it's time to think about getting rid of the tree. If you've got a sturdy one and want a piece of furniture, here's an idea.

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In today's weekly newsletter, we go on about why cold showers are good for you (not the reasons you think); show off some very fancy LED lights in a very old fixture design and whine about the designs of tiny houses.

A Guardian article inspires a silly roundup

You picked them! We hug'em!

From tiny houses to busy bees

Can't keep up? Here's the best of the week in TreeHugger in digestible little bits.

Planting trees may be a great way to help save the environment, but thanks to one Catholic diocese in Brazil, it's having a similar effect on parishioners' immortal souls. In an effort to bring a bit of green back

UC San Diego is using one of its free gifts - some of the best solar exposure in the country - to further power and shade the campus. Several solar trees (solar panels installed on a vertical racking system that supports

Don't Blink or You'll Miss It! Google has created a series of video ads called "Search Stories". They're basically short vignettes showing some cool projects that were made possible by people finding the right information (using Google, of course). The

Some nice symbolism here... WWF-Nepal reports that it has just completed its target for 2011 of planted 108,000 trees in the Sacred Garden of Lumbini, where the Buddha was born roughly 2,500 years ago. Over the next ten years the

Take a virtual tour of these amazing spots.

The Street View cameras now take you on extreme vertical tours alongside famous climbers.

A fleet of the cars mapped methane leaks in three major cities and the results aren't good.

Jacob and Brian look at chicken pre-marinated with Prozak, the blackest solar cell ever, and Poland and Vermont's fight against Monsanto.

Wikipedia carries a definition of Arabbers which includes this:An arabber (or a-rab) is a

Chances are that you've never heard of Gene DeSantis, but his story seems one destined for legend. In fact, he's already being likened to a modern-day Johnny Appleseed. For almost three decades, DeSantis has made it his mission

Researchers found that a 10 percent increase in trees roughly matched a 12 percent decrease in crime in Baltimore.

Breadfruit trees planted by Trees That Feed Foundation are creating food systems and jobs in Jamaica.

In Haida Gwaii the trees are so big that you could live in them.

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You can't help but notice the street kids in Phnom Penh, Cambodia. Some of them, darting through the heavy traffic of tuk-tuks and motos on their hunt for crisp dollar bills, are so young they have yet to learn to talk. Other than scooping them off

What could ravers and other all-night clubbers of the world possibly have to do with the increasingly rare Mreah Prew Phnom trees (Cinnamomum parathenoxylon), found in

Landfill gas (LFG) isn't quite as sexy as some other alternative energy sources like wind or solar; still, TreeHugger thinks its an important part of our collective renewable energy portfolio. Plus, it's cool that landfills (and the stuff that fills

First we have to declare 'peak livestock', then eat less beef and more beans.

The remote atoll which is home to endangered species and historic landmarks can now be explored from your computer.

The software lets you virtually float down the Yampa River, which has been largely unchanged by man.

Now we'll be able to see air pollution information along with city maps.

Where have I seen this movie before?

Recently we pointed out the benefits of planting a tree with a child, and it seems like the folks at Doubletree Hotels are taking us up on the concept in a big way But it's great to see that they've actually been teaming up with the National Arbor

Trees are the longest living and largest living organisms on earth. One acre of forest absorbs six tones of carbon dioxide and puts out four tones of oxygen. Trees are good noise barriers, making a city and neighborhood quieter. This is just the tip of

Like many of our readers, we suspect this dude would be less than impressed with the recycled squirrel decanter we featured a while back. No matter, he’s too busy worrying about the lack of trees to be too concerned by human beings and their tacky

Doubletree Hotels with the Arbor Day Foundation kicked

The Triumph Elm is being set up on Michigan Avenue in downtown Chicago in honor of Arbor Day this Friday (and you thought the fun ended with Earth Day!). The tree is part of a project by the Morton Arboretum to enlighten

Instead of buying some new "green" products for Earth Day, start a legacy for your community by planting trees for Arbor Day.

From oldest to tallest to most sacred and more, we present a brief who's-who of arboreal heros.

For Arbor Day, learn how to show damaged trees the love they deserve.

There are approximately 2 million reasons to love trees ... but we'll start with these.

These skyscraping superstars are the stalwart examples of their species.

Doing street improvements for pedestrians and cyclists increases sales by 30 percent. So why aren't cities doing it?

The vast majority of species exist in a sort of 'dark matter' biomass. But new tools are shedding light on the microscopic organisms that, although invisible to our eyes, constitute the "most diverse and abundant" life forms on earth.