A female northern elephant seal protects her newborn pup as she warns away a young male with amorous intentions for her.

Zipcar has made car sharing cool, but it doesn't always need a fancy business model. Sometimes you can just share with your neighbor.

Beware of the gilets jaunes, says Philip Stephens.

The public has cast their votes, and if the winner is any indication, there are some angry bikers tired of fighting the battle for clean transportation.

An advertising gimmick that gives a whole new meaning to the words "training shoes."

Researchers concluded that the spill probably doesn't pose a significant environmental risk, but the ash contained heavy metals like arsenic, lead and mercury.

A roundup of our Blankenship coverage over the years, and what led up to this tragedy and this indictment.

In this open source design project, Dos Uno shares cool, easy to make designs for chairs, tables and shelves using cheap readily available materials.

Our commenters helped determine that the species of this cool tropical flower is Kohleria affinis.

This startup offers tailored volunteering experiences where participants can continue working remotely while abroad, in addition to volunteering their skills in local communities.

One in three bites of food depends on pollinators; these images show how bleak our plates would be without our partners in pollination.

Bigger wheels mean more stability and regular-bike feel, but it comes at a price.

Buell motorcycles are fast, beautiful and expensive. How does Erik Buell's e-bike compare?

Keeping your bike in tip-top shape means regular maintenance, preventative measures, and the occasional on-the-road quick fix.

We covered this subject before but I got it wrong. Peter Flax of Bicycling Magazine got it right.

Forget decluttering. KonMari is now all about re-cluttering.

Vinegar is a wonder ingredient for household cleaning – but it's not a perfect match for every job.

A lovely lounger made from reused trampoline parts.

In general flax has a relatively small environmental impact - and it gets even better when its organic. That's why companies like Libeco have decided to make organic lines.

This well-crafted tiny dwelling has its own space-saving elevator bed that can go up and down with the push of a button.

Homestead is a California-based company that sells high-end ethical bedding at reasonable prices.

These 6 initiatives can build community, combat loneliness, and stretch resources.

Smartphones, laptops, and electric car batteries rely on cobalt, most of which comes from Congolese mines that employ children.

Never ever underestimate the intelligence of Mother Nature.

Big surprises can come in little packages - and that's what I found when I visited Winthrop University during my book tour stop at the school. The campus is located just south of Charlotte, NC in

Today is the end of the first week of my book tour for my new book Urban Green. I've crisscrossed North and South Carolina to engage as many people as I can at some of the best schools in the

Pooping in a hole in the ground isn't everyone's cup of tea. But with views like these, relieving yourself the old fashioned way can feel positively luxurious.

This should take the wind out of the "all turbines are evil" crowd's sails.

The Echo Meter can detect, record and identify the sounds of bats nearby.

While in Mongolia for World Environment Day, I toured the Salkhit Wind Farm.

Brazil's economy is growing fast, and it is expected to need an increase of 50% in power generation capacity over the next decade.

The ENGO charging station uses kinetic tiles and solar panels to charge up to 14 smartphones at a time, and provides free WiFi access and an emergency phone.

In his new climate change documentary, DiCaprio opts for caution and polite concern at a time when outrage is desperately needed.

They're not as green as they seem.

But even more exciting than its edibility is the Lolistraw's hyper-compostability.

Using the same fermentation and bacterial and yeast culture that creates kombucha, this packaging is edible and compostable.

This alternative to single-use plastics uses a range of custom-designed machines to create a recyclable and compostable bioplastic, sourced from discarded crustacean shells.

Wendell Berry is a fount of wisdom and inspiration, so it was great to see that Bill Moyers spoke with the farmer, poet, eco-philosopher about the role of activism and spirit in creating positive change.

How to get away from it all while you take it all with you.

During this year's extremely cold winter full of ice storms and the effects of a polar vortex, moments of warmth between strangers are created in a bus shelter.

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

Sometimes it is hard to know what these companies are really telling us.

This app gives free ad space to deserving charities and NGOs on one of our tech-centric culture's most common screens - our smartphone lock screens.

Robin Shreeves of MNN gets it right in this silly discussion.

A new study asked 24 travellers to take this challenge and report back on their experiences.

Her new book Before the Lights Go Out investigates strategies for conquering the energy crisis before it conquers us.

Leading a coalition of investment institutions which managed to include a paragraph on the need for sustainable reporting, Dr. Waygood says this small text can make a difference.

At yök we do not only work hard to save energy, but also water. According to Airbnb, guests in Europe renting a home use 45% less water than when staying in a hotel. But there is more to a bathroom than saving water; materials also play an important role

This is my last post about my current eco-venture in Barcelona: yök Casa + Cultura. We believe that good tourism is possible thanks to common sense, eco-design and working for People, Planet and Profit.

The island that Marco Polo once described as "the most beautiful in the world" lived up to its reputation.