Can digital fabrication and robotic construction techniques help reduce the carbon emissions of concrete?

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

"Give the future, not presents."

First they cancel the tree planting program in the north. Then this.

Stand around a fire and sip mulled wine. Skip the last-minute shopping. Give time, not stuff.

With over a third of the world's cranes hard at work building artificial islands, an underwater hotel, and the world's tallest building, biggest mall and most expensive airport, the United Arab Emirates has now turned it attention to building the

The UAE's clean tech giant plans to have a commerical-scale plant by 2020.

How about using the light from already existing street lamps to spark off the festive season? Here are some off-the-grid parasite lamps so to speak, that look good by day!

In an effort to improve kids' opinions about Brussels sprouts, a team of engineers and scientists decided to give them a cooler edge by making them power up the lights on a Christmas tree.

Paying homage to Denmark's historical relationship with wind, these public art sculptures would generate music and power from wind.

From cocktail shakers to terrariums, is there anything the mighty mason jar can't do? Rethink this humble vessel with new uses for an old standby.

more images below Matteria, good design+smart materials online store, suggest a spicy Christmas this year, without forgetting the environment. Apart from the gorgeous cork advent candle holder, the cosy Finnish red felt slippers, and giftbags to spoil

Nobody likes being beaten about the head with the eco-stick. As many of us have experienced, railing against friends and family about the state of the planet rarely produces favourable results, or in fact any result at all. That's why TreeHugger is a

If you are tired ot dragging home a live tree and having it shed its pine needles through your home as it dies, look no further. All this tree takes is your love, and the books from your bookshelf.

The French consider AC to be unhealthy. Will they change their minds in the face of a changing climate?

The city's new mayor has announced an ambitious project to build a park aimed at providing new public spaces and controlling sprawl.

This contemporary small dwelling has both a main-floor bedroom and a secondary sleeping loft.

What if advertisements on billboards were replaced with old masters--it almost happened in Paris.

With this clever new trend, you can take your herb garden for a spin, create a grass mohawk in the spokes, and more.

In this age of consumerism, particularly around the holiday season, sometimes its easy to forget that the things we've used the longest often have the most value to us -- but the virtues of reuse just seem come naturally to some

Real Christmas trees - the ones you go out and cut down yourself, are a growth industry, says SF Gate. That's because young adults are flocking to u-cut tree lots, out for the experience and the family time that Christmas-tree

I have to admit I'm a bit the green grinch of the family: I really can't stand all the mindless consumption over the holidays, and I'm always pushing the buy nothing concept. I don't even have a Christmas tree.

Devastating forest fires in the area haven't kept Haifa, Israel, from being able to put up a massive Christmas tree in the center of town. It helps, of course, that the tree is made entirely of recycled plastic bottles -- 5,480 of them.

Once all the gifts have been opened, all the feasting done, all the toasts made, the time will soon come to figure out what the heck to do with the Christmas tree around which so

Trivia challenge: how many years can you run London with the power used on Christmas lights?

An island once home to a Renault car factory will be sustainably transformed. We also have a Christmas tree powered by jumping elves, a hydrogen-powered tractor, and more.

This Christmas tree by Giles Miller will keep on going, year after year.

Around the country, Christmas trees are recycled for an unlikely purpose: they make for good fish habitat.

Created by Argentine designer José Manuel Rebert Alarcon, the sleek alternative to a dead tree allows other uses during the year.

Why should Fox News have all the fun?

A new twist in the ongoing debate over the best Christmas tree: live, natural, artificial, or other?

Live Christmas trees are a great way to keep the holiday spirit alive into the New Year. But what if you could eat them too?

An old boat and nets are recycled into a lovely surprise.

We've done them all - the organic Xmas tree, the re-plant live Xmas tree, the bike-delivered Xmas tree. This one feels the greenest of them all.

Because it is really a Solstice Tree, and it is all about life in a harsh climate.

Instead of buying a cut tree that gets used once, choosing a potted or burlap-bagged living Christmas tree can yield years of enjoyment.

These eco-friendly decorating tips will make your tree greener than the color of its pine needles.

When it comes to live Christmas trees, we're still feeling the effects of the Great Recession ten years ago.

Every year, the town of Barrydale makes a magnificent tree using upcycled plastic, ribbons, and interactive lighting.

The e-behemoth has just announced (IN SEPTEMBER) that it will be selling and shipping 7-foot trees this year. Here are the problems with that plan.

Pot-grown trees are a nice idea. Especially if someone else looks after them.

It comes down to the plastic. I want as little of it in my life as possible.

From supporting local farmers to boosting happiness, there are many reasons to use a real conifer in your house.

A few households have had surprising visitors.

Coal for Christmas, but not for being naughty. Germany commemorates the end of an era as the last black coal mine closes.

Olafur Eliasson is back with another environmental project on a giant scale.

Industrial designer Mark Sanders shows us all how.

There are lots of ways to put a tree to good use.

A look back at vintage car advertisements shows a troubling history of machismo messaging and sexist marketing toward both genders.

Barclaycard Arrival Plus now with EMV