Beware of the gilets jaunes, says Philip Stephens.

A building that once housed a Jewish girls' school, shut down by the Nazis, is now home to a fashionable restaurant.

From adorable baby sea turtles to lamps made of cow dung and 600-mile bike trips, it's been a wild ride.

Russian artist, Xenia Bystrova has created a charming series of posters of some of Europe's great cities.

Taking the category and best in show prizes will help Efficient City Farming get the funding to grow!

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.

This is a housing form that we should be building a lot more of.

As its reputation grows, the VeloBerlin film awards attract more talent

It can take hours before test results clue authorities about hazards in water supplies. The AquaBioTox uses biological sensors for immediate feedback.

And they figure out where to put it, because "future architecture means city-hacking."

Innovation and local products featured prominently at the bike show

It is a strange and wonderful experience where you don't know what's around the corner.

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.

Filipino activists had been charged with trespassing in December 2009 to document toxic coal ash.

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

In advance of EPA's coal ash standards, a mother of four talks about her family's health problems due to nearby coal ash ponds.

How urban waste management is wising up.

Green-fingered volunteers in the Danish city of Aarhus have given abandoned bicycles a new lease of life – by turning them into tiny urban gardens.

These are the items I'd buy again because they're well made and make our world a better, cleaner place.

Perfect for small spaces and aiming at the less-is-more approach, Rubix is a transformer-furniture set that can be both a living room lounge and a dinning room set up. Designed by Colombian firm DosUno Design, the set

Despite some efforts by Chiquita to clean up its act in recent years, its long history of human rights abuses is coming back to haunt the company. Chiquita is being sued by the families of more than 4,000 Colombians murdered

Medellin, Colombia: This city's name used to strike fear in peoples' hearts. In the 80s and early 90s, it was known as the drug capital of the world and the most violent city on the planet.But Medellin has come a tremendous distance in less than a decad

Medellin, Colombia: This city's name used to strike fear in peoples' hearts. In the 80s and early 90s, it was known as the drug capital of the world and the most violent city on the planet.

Moving 1.7 People Every Single Day!This is how bus rapid transit (BRT) should be! TransMilenio's 104 stations allow the citizens of Bogota (in Colombia) to get to work, move around the city, run errands... All of that very conveniently and quickly -

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

Chiquita Bananas becomes the latest major brand to avoid tar sands fuel. But will it really help?

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

Medellín has a great sustainable transportation vision for the future, and so far they seem to be executing it extremely well.

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.

A 297-acre property in rural northern Colombia will become the first and only reserve for the conservation of the Dahl’s toad-headed turtle.

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

This simple, foldable bee box attracts roaming bee swarms with a pheromone lure, and helps beekeepers safely relocate bees.

Big fuzzy bumblebees do plants a favor, while smaller bee species steal pollen from plants with little in return

"Make no small plans." It's time to stop building bits and start building big.

But not so fast, says the Mayor.

What's the best approach for dealing with this?

The pioneering site that brokers accommodation in private homes must now pay city hotel tax in San Francisco, according to a new ruling. What does this mean for collaborative consumption?

Plus, how to be more eco-friendly while traveling.

I respond to a recent viral article hating on digital nomads.

World consumption of animal protein is everywhere on the rise. Wherever incomes rise, so does meat consumption.

Known as "lean finely textured beef," the highly processed meat has been dropped from by many fast food chains, but are still one the menu at public schools.

But assuming that lower-income citizens are content to eat cheeseburgers definitely is.

The company has launched a few efforts to reclaim marketshare, from promoting regional specialties to answering questions about food production. Too bad the promotional videos aren't convincing and fail to address the whole issue.

It turns out that it's probably beef fat.

The report argues why a beef tax would be an effective step toward curbing greenhouse gas emissions and why we should all be paying more for climate-damaging foods.

"Since the mid-90s, levels of crude protein in the plants, which cattle need to grow, have dropped by nearly 20 percent."

Guess which industry pushed that one through?

This city used to be a model for the future of biking in North America. Now it is just a deadly mess.