It makes sense in Europe. Too bad North Americans have so few alternatives.

The number of people flying between German cities has dropped 12 percent.

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

Most glass buildings are a problem, but just banning them is the wrong solution.

The 16-year-old climate activist holds nothing back when addressing the UN Climate Action Summit – this speech shows why she is having such an impact.

Collins dictionary lexicographers observed a 100-fold increase in its usage in 2019.

In a word, yes. We don't have to buy what they're selling.

Beware of the gilets jaunes, says Philip Stephens.

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!

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

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

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

“The dangerous conditions behind the Kingston disaster were not isolated."

State regulators have found boron, arsenic, selenium and other toxic metals near 14 power plants, all in excess of state health standards.

The green activist group's stunt seeks to draw attention to the devastation wrought by coal.

The coal industry continues to fight for profits over people, even though coal ash is extremely toxic.

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.

But this is probably not the last we will hear from him.

A 24-year-old food scientist at the University of Copenhagen has developed a prototype that could potentially save millions of lives.

The award-winning DropBucket is a recycled cardboard trash can that can be reused and/or recycled.

Scientists Thomas Defler, Marta Bueno and Javier García have discovered a new species of monkey in the Caquetá region of southern Colombia. The region, which is part of the Amazon rainforest, had been inaccessible for years due

Another product from Colombian studio DosUno Design (whose Rubix transformer furniture set we reviewed yesterday), Deckstool is a simple wood mat that folds into a stool. Apart from being perfect for small spaces,

Colombian tropical town Villanueva's popular library is an example of non pretentious architecture gone right. Projected by Alejandro Piñol, Germán Ramírez, Miguel Torres and Carlos Meza, it was built with local materials and

Between 1999 and 2004, there was one death a year due to the falling of trees or branches in Colombia's capital city, Bogota.

Between 1999 and 2004, there was one death a year due to the falling of trees or branches in Colombia's capital city, Bogota. Though general wisdom says trees are good, this city proves that with poor planning, wrong species in the wrong places, and bad

World-renowned for their work in Medellin, especially for the Orchid House at the Botanical Garden, Colombian firm Plan B Architects is busy and keeps coming up with great projects.

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

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

This vertical garden on a residential high-rise in Bogotá reuses greywater from its residents and helps to clean the air.

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.

How did honey go from being the world's most important food to an undervalued afterthought?

Welcome to your dystopian nightmare installment #4692.

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

Every little flower helps. Especially when there's a lot of us planting them.

Hornets, yellow jackets, tarantula hawks oh my. Wasps might be scary, but a world without them would be a disaster.

We are heading for an insect apocalypse, which would spell disaster for humankind. It's time we turn our lawns back into productive plant communities.

Could you live on a One Tonne Diet?

From coastal getaways to desert hotspots, these retreats sooth the body and soul.

Discover the miniature, magical world of tide pools -- and beat the heat -- by heading to North America's coastlines.

Hiking through the Adirondacks, and why we should protect it.

As part of an ongoing series about the Maya Ka'an community-based tourism initiative, this was my first official day in the Mayan region, and it was certainly full of adventure.

Katherine lives in rural Ontario. Margaret lives in New York City. The way they enjoy their summers is bound to be drastically different.

No more excuses! Book that time off and feel guiltless while doing so, since you'll be a better partner, parent, and employee as a result.

From Hobbit holes to treehouses, these unique Airbnb havens promise a storybook escape.

From vintage trailers and tepees to mansions in the mountains, AirBnB has partnered with the National Parks Foundation for rentals near the country's natural treasures.

Fast food is the enemy of green food, so why does an overweight America still eat so much fast food?

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

A relatively new test detected horse meat in European hamburger. We wonder: how do they test this? Could it happen in America? What happens to all the recalled food?