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 -

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

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.

Welcome to your dystopian nightmare installment #4692.

Our photo of the day is a study in happy yellow.

Neonicotinoids, the world’s most widely used insecticides, will be banned for use in fields within six months.

It's time to rethink how we dress for work.

But not so fast, says the Mayor.

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

From sitting in on scientific research trips to experiencing traditional native cultures, these are the responsibly-run hotels, resorts, and trips everyone's talking about.

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?

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

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

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 geo-domes in Finland and treehouses in France to safari tents in the Washington woods, these glamorous camping spots promise some wintry wonderland adventure.

A new initiative from the fast food giant aims to rethink the global meat industry. But is that even possible?

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

A new study shows that if we want to stop climate change, meat and dairy are off the table -- at least in the quantities we currently consume.

Guess which industry pushed that one through?

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

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

Why not? Everybody else uses them for everything but biking.

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

A lot of readers have had good experiences and saved a lot of money.

A deeper look at Toronto's Bloor Street bike lanes finds more shoppers spending more money.

At least until you ride it to a public meeting, where your bike is part of a vast, bike-wing conspiracy.

The fashion designer says she doesn't "just chuck stuff into a washing machine because it's been worn."

Durable yet biodegradable, these special dishcloths can replace paper towels, sponges, dish towels, microfiber cloths, and chamois.

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

French company offers a transformer bed that rises up to the roof when you don't need it.

Mira Schröder lives and works in a shop where she can make her bed disappear.

It's an interesting alternative to a Murphy bed, and gets it out of the way fast.

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

That's two and a half times longer than any existing wind turbine blade and that's not all that makes it unique.

Lightweight, collapsible, and quick to deploy, this little wind generator might be a viable off-grid portable power source in places where solar isn't appropriate.

There is either a giant contradiction here in Ontario's Prince Edward County or I am missing something.

Used clothing donations are more of a hindrance than a help, in the eyes of the East African Community. We need to listen to what they're saying.

The People's Choice award went to photographer Jo-Anne McArthur, who took the photo in Cameroon.

The moral of the story is: Some people are awful, some people are heroes, and baby chimps are irresistable.

He’s a fierce defender of his family and helped nurse two of his offspring back from leopard attacks. He likes to nap with his feet in the air, and he hums while he eats.

Never ever underestimate the intelligence of Mother Nature.

In a compelling new documentary, The Flood, Angela Bassett narrates the story of the life in one of the world's last great wildernesses.

Purr, snuggle, awww, repeat.

Paul Quinn College in Dallas converted its underused football field into a working farm.

This summer, students are spending 8 weeks conserving nature in hands-on environmental internships in NY and Philadelphia for The Nature Conservancy’s Healthy Trees, Healthy Cities initiative.

If you love electric cars and you love rankings, this article is for you! The top 10 electric car states have been unveiled, and there are some surprises on the list.

Another phase of the wonderful Green Lane Project has just been announced, and PeopleForBikes has taken the opportunity to highlight biking and protected bike lane growth in the US through a new video.

Jake Wolf took this photo just outside of Grand Lake, Colorado.