More on why less is more.

Robert Llewellyn explores Berlin's high tech systems for car sharing in an urban environment. He thinks he may have seen the future of mobility.

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

Did your fear of stains stop you from going to school or work? Probably not. But this company is aiming to bring menstrual cups to African schoolgirls who miss school because they have their period and cannot afford disposables.

Tesla's new boutique shop on Berlin's famous KuDamm beckons, but where is Germany's national strategy for electric cars?

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

Mayor says "Such tank-like SUVs do not belong in the city"

High Fashion from roadkill? We also have an art installation that sent Estonians into the trees, egg nog pancakes, the year in gingerbread design, and more.

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

These handy accessories tick all the boxes for ethics and eco-friendliness.

If you've been around the green scene for some time, you may feel some ideas get a little tired over time. That could have been the case for bags from recycled tires, but ever since I got one (not from this brand, of course) I've

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

Yesterday Mike reported on the use of mushrooms to break down disposable diapers, and the day before I posted a video of how mushrooms can clean up pollution, kill pests and recycle

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.

Whenever we talk about the production of cocaine fueling rainforest destruction, or the electricity consumption of indoor marijuana growing, many commenters decry that it is prohibition that causes these negative impacts, not the drug itself. There is,

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.

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

Bogotá was a pioneer of car-free day. Now, it has decided to one-up that and move to having a car-free week.

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

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.

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

A new scientific study could save a whole lot of elephants.

There are lots of good reasons to buy local, but don't worry about the impact of shipping.

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

Whether the Great Recession is over or permanent, Americans seem to want more from a vacation than staying home. Biking is a beautiful way to vacation.

But regardless of what green initiatives they implement, tourists must be willing to change, too.

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.

This NGO is doing wonderful work to bring sustainable tourism into the mainstream. It's time to start planning your next vacation!

Snakes, spiders, and bats in a tight space may sound like the stuff of nightmares, but Kantemó, Mexico, is actually an incredible place to visit.

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.

More and more people are working remotely. Now, alternative travel companies are offering what they are calling "co-workations" -- a combination of a creative business trip and inspirational adventure holiday for location-independent professionals.

There's an "epidemic" of unused vacation days in the United States. This startup wants participating companies' employees to trade them in for plan contributions, or booking flights and hotel accommodations.

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.

Americans work way too long and too hard.

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

Don't be in such a hurry! Here's why you should slow down and visit the quirky landmarks that so many small towns have to offer.

Confirming what previous studies have shown, new research from the Union of Concerned Scientists shows that the main threats to tropical forests are no longer from

You've heard them all before, but it doesn't hurt to be reminded of why these foods are destructive to our planet.

A new paper compares eggs, dairy, poultry, beef and pork to determine which has the biggest environmental impact.

Despite the fact that livestock production contributes more greenhouse gas emissions than the entire transport sector, there is an appalling unwillingness to change eating habits in order to make a difference.

Is the dream of sustainable agriculture a nightmare for the beef industry?

Recommendations to eat less meat for environmental reasons won’t be included in the final 2015 dietary guidelines.

Guess which industry pushed that one through?

Samoa's To Sua Ocean Trench is a natural salt water swimming hole that looks too beautiful to be real.

And then they yell at cyclists for not following the rules.

Actually, this is something every country needs.

Ten years after Vancouver's Burrard Street Bridge bike lanes opened, it is no longer controversial.

It calls for more support of bikes, walking and transit, banning ICE-powered cars sooner.