Several companies now make biodegradable chewing gum that's free from synthetic polymers -- healthier for both humans and Earth.

Shoppers like to think they're in control of their own food decisions, but there's actually a complex web of manipulations between supermarkets and food processors going on behind the scenes.

Finally, talking about lifestyle changes and using less instead of buying more green stuff.

Got a froggy "city throat"? It might be from metal particles emitted from braking cars and trucks.

By all means, shop when you visit foreign countries, but do it thoughtfully.

This Barcelona garden is about as simple as it comes. Only it's 70 feet high.

Recyclability is key at yök's eco-renovation. First, preserve everything we can, then recycle everything that has to go and lastly, make sure any new stuff is recyclable in the future.

In the end it needs to work, fit the budget and be easy to install. To divide our spaces, we opted for low-VOC drywalls, locally made in Spain. That way, no floors or ceilings shall be harmed!

What is the best eco option- longlasting porcelain sinks, 100% recyclable, lightweight LDPE ones or second hand washbasins? Here's the story of how we chose the sinks for our non-hotel in Barcelona.

We are still eco-renovating! Here is what we did to our office, a top floor space in the heart of Barcelona. Insulation, energy-saving devices and non-toxic, recycled materials are key.

These simple but intriguing urban art sculptures made out of repurposed tires bring a new sense of place to some of Barcelona's neglected streets.

A compact apartment in a traditional building near Barcelona's waterfront is transformed into an airy, modern home.

After years of tiny house bloat, it is nice to see a minimalist design that gets back to the essentials.

Less truly is more in this gem from Fresh Prince Studio.

Laneway housing is a terrific option to deal with aging boomers and their children.

Serious cooks are serious about gas, but it's time to give it up.

Toronto project pushes every TreeHugger button

Teamwork pushes bold initiatives through.

After an unprecedented delay, the Senate finally voted 59 - 40 to confirm Gina McCarthy as the new administrator of the Environmental Protection Agency.

It took a while, but there will soon be solar panels on the White House.

Steve Horn reports that in addition to expediting the southern leg, Executive Order 13604 also led to the expediting of 48 other oil pipeline projects.

The TreeHugger view is that hey, we like trees, and parks are precious, especially when they are designed by the likes of Frederick Law Olmsted.

The Minimalists chat with Courtney Carver, founder of Project 333, on why stuffed closets are overrated.

Daniel Herridges of Strong Towns says, "If your goal is to promote public safety, design for the humans you have, not the ones you wish you had."

After years of no-shampoo approaches, I found a way to clean my hair that actually works for me.

Experts suggest that the health benefits of sunlight may outweigh the risks.

Surely there's a way to ditch our wasteful, disposable habits.

But this doesn't mean we should give up on fair trade certification.

This nickel structure as strong as titanium but four to five times lighter could do double duty as a battery

Get your dark chocolate fix with less guilt. Balance Bar introduces a new energy bar featuring sustainably farmed cocoa beans.

I've eaten a lot of fabulous fair trade chocolate, and this is undoubtedly the yummiest I've ever had!

This woman-owned business is making some of the best chocolates on the planet, using Rainforest Alliance certified cocoa to craft a line of luxurious truffles and bars.

U.S. chocolate sales have been dropping and the industry is very worried. What's going on?

The World Cup is starting: here's a football they won't be wanting.

Olafur Eliasson is back with another environmental project on a giant scale.

Bigger isn't always better when it comes to life and gardens at Chelsea.

The small gardens are new and innovative and changing the way we look at them.

Usually the Serpentine commissions one architect to create a building: this year it's five.

Semi-Volatile Organic Compounds are in everything from your dust bunnies to your dental floss.

Thought there wasn't enough variety? Now it is endless.

We are in the middle of a mass timber construction revolution. What is everyone talking about here?

Who says you can't take it with you?

I am beside myself with excitement over drywall and linoleum.

It all adds up to a huge amount of electricity consumption and carbon emitted, both embodied and operating.

In a documentary by Line Halvorsen, Schwermer invites everyone to join her cash-free lifestyle. What would happen if we all did that?

This amazingly detailed cowhide rug is digitally printed. Get the rustic look for to tie a room together without the guilt.

There are very good reasons for using in-wall units, especially in smaller spaces.

Or is it actually good for you?

Here's a handy calculator to figure it out, so that you don't have to fill the entire pickup truck with it.

The bacteria are winning.