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.

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.

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

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

Named for 'el diablo' himself, a new and extremely rare orchid species reveals a wicked heart.

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

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.

Beekeepers will soon be able to track the health of their colonies right from their smartphone.

In defense of biomimicry and of scientific research with no foreseeable applications

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

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

ZGF builds interesting hives on the roof of a fascinating building.

One of the rarest insects in the world, the Wallace’s giant bee, has been found in Indonesia.

It brings together all of my favorite things – food, friends, travel, and biking, of course.

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

But not so fast, says the Mayor.

Could you live on a One Tonne Diet?

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

What's the best approach for dealing with this?

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.

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.

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!

Katherine and Margaret share their tips for green travel.

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.

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 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.

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

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.

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

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

Beef Products Inc took its best shot at making up for its silence during weeks of public lashing over what has been dubbed “pink slime,” an additive in ground beef made through a high-tech process that BPI invented.

The suit, brought in South Dakota court, seeks over a billion dollars in damages against ABC News -- even though ABC never originated the term and was just reporting what everyone else was calling it.

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?

Muscle-meat grown in a laboratory is no longer in the realm of science fiction, except for the price of an 'all-beef' patty.

The meat vs. veggies debate is a lot more complex than it seems at first glance.

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.

According to the research of author David Simon, the externalized cost of our animal food system totals about $414 billion per year, which is carried by all of us.

What nutrition labels do, and do not, tell us about what goes into our food

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.