A posse of paper penguins has spread to major international cities in the past week, as part of a new Greenpeace campaign to protect Antarctica.

Wind on the snow dunes of the Ross Ice Shelf causes a near-constant hum that is as beautiful as it is haunting.

Award-winning photographer Sue Flood braved the extremes to bring us this marvelous new book, Emperor: The Perfect Penguin.

The 9-mile long archipelago has more Adélie penguins than the entire rest of the Antarctic peninsula combined.

Too much DIY, not enough realism. Let's just do our best.

This is the "guns don't kill people, people kill people" defense.

And you have never used a styrofoam plate or take-out box.

"There is nothing – absolutely nothing – half so much worth doing as simply messing about in boats." (Kenneth Grahame)

The 'mega cruises' are harming the environment, the island's aesthetic appeal, and local quality of life.

A new study shows that there is some seriously low-hanging fruit here that would deliver more bang for the buck.

And researchers estimate there's another 3 trillion pieces in surface sediments.

Eating seaweed is healthy, but how is it harvested? For one Maine seaweed harvester, the job is a meditation on life.

A small family business is selling replicas/interpretations of the homes made famous by J.R.R. Tolkien.

A mix of modern and traditional design elements that are appropriate for the Northeast make these very interesting houses.

It's as if Chris Knight left for a weekend camping trip, but didn't come home for a quarter-century.

Doubletree Hotels with the Arbor Day Foundation kicked

Acorns are piling up around the U.S., threatening to cover some cities in nuts. Not really, but there have been an "exceptionally large number of acorns" dropped by oak trees around the country this year, Chicago-area experts say. This

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

These skyscraping superstars are the stalwart examples of their species.

A sweeping new survey reveals that Americans on average have a surprising amount of leisure time.

Environment minister called waste importers 'traitors' who don't care about the country's long-term sustainability.

What better way to celebrate National Penguin Awareness Day than by caving to the cute factor with videos of bitty penguins?

This rebellious, edgy-looking turtle is now unfortunately facing extinction, and conservationists are fighting to save it.

37 species under national protection have been observed in the Ziwuling area, thanks to massive reforestation efforts.

For the first time ever, a nursery for endangered ray pups and adolescents has been discovered – giving researchers hope to learn more about these rare gentle giants.

Humanity's innate love for nature is integrated into this design for a biologically attuned and meditative workspace in London.

Waugh Thistleton Architects demonstrate how we should be building for a low carbon future.

It's to time to jump off the consumption train and embrace the art of repair.

Ways to spend the day for those who'd like to skip the whole 'bloodsport of mass consumerism' thing.

A new report suggests that soon we will order everything in and we won't need a kitchen at all.

The Miele Dialog oven, combined with meal delivery, may make it obsolete.

Uber founder Travis Kalanick's new company runs "CloudKitchens" for cooks without restaurants. This will be big.

Perhaps having kids cooking with gas is not such a good idea after all.

Lessons from the kitchens at Le Corbusier's Unité d’Habitation in Marseille.

We will all be poor, fat, and buried in plastic.

It's hard to imagine that the widespread issue of electronic waste could be seen as anything more than a problem, but what if it could be reused to make homegrown algae biofuels? That's what industrial design students at of the

On land, a fierce dust storm blots out any sign of life. But offshore, these banes of desert-dwellers' existence can be providers of life in what might otherwise be empty waters,

When you think Mexico, think biofuels (not just tequila). That's the message of OriginOil, a Los Angeles, California, company that's been contracted by the Mexican government to produce 1 percent of the

We really do need more of this kind of thinking.

Kelp isn't just for eating; this designer is experimenting with the fast-growing, large algae for lighting.

This year, NOAA predicts a massive "dead zone" the size of New Jersey will bloom in the Gulf of Mexico. Brian Merchant reports on the cause and consequences of dead zones.

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.

This one of a kind structure combines architecture, technology, algae farming and real-time data, and will dynamically respond to environmental factors like weather and movements of people.

EnerGaia, a Thai startup, is using the rooftop of a Bangkok hotel to harvest spirulina. Is this the new edible rockstar of urban farming?

An extended mating season is bringing California's tarantulas out in droves; here's a reminder to go easy on the gentle giants.

Tipster Peter S. was equally bemused by our mention of the petroleum powered bicycle jetpack. So much so, he thought one good turn deserved another. Thus we’ve now discovered the MobiBke. Take one foldable full performance Dahon ZeroG mountain bike

Bristol, UK, just keeps on popping up on Treehugger. Most recently we talked about the potentially ground breaking Transition City Bristol initiative, a community lead process to plan for peak oil, but as we noted then, it doesn’t end there. It’s also

Hailed by Rob Hopkins as "possibly the biggest peak oil/climate change/Transition event to take place in the UK", Bristol's Big Event looks set to be a huge collective exploration of the future for this city of 400,000 residents as fossil fuels

Life can be hard for start-up companies, particularly in the current economic climate. Often the need to keep costs down means that decent office space becomes unaffordable. It can be even harder for a small company to implement a green office policy if

Image credit: pawpaw67, used under Creative Commons license. Malaysian palm oil producers may be committing to green(er) practices, but that's unlikely to appease George Monbiot. He has long been a critic of biofuels for vehicles, but he is absolutely