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

It's important, but higher isn't always better.

Companies and governments in West Africa and Europe are finally saying no to cocoa grown on deforested land.

Mighty Earth has released a scorecard for chocolate brands and retailers to help you make a good choice.

After decades of promising reforms, chocolate companies have failed to deliver.

Unless we change the way we buy chocolate, we could lose it forever.

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

It's a bright and sunny solution to an abandoned rooftop: a garden.

Here's a new and novel use for that neglected historical artifact: the pencil.

The creation of a summer pavilion at the Serpentine Gallery is an annual tradition; and this year it's weird.

Can't figure out what to read? Sit on this bench and let it give you an idea.

Look what you can make out of bamboo poles and climbing rope in 23 days--if you are artists.

See this fascinating documentary about the dedicated man who created a forest the size of Central Park.

What could be lovelier than a butterfly; even when it is made out of a can of beer.

Now that's handy: no more need for replanting.

This celebration of buses makes a BUS stop a special place to meet.

It's a place to get and replace free books, and the architecture is local to each town.

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

What a way to master the arts of carving and design: one a day for a year.

What happens when ten famous designers get what they wished?

Wildlife photography has been celebrated for 50 years now, and it's getting better and better.

There are no trees in the winning shots, but it's still a stirring series of photos.

The rain on this year's show dampened the plants but not the spirits.

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

That's a switch: a product from the field of medicine has won a design prize.

This year's specially designed and built pavilion looks like a colourful worm on the ground.

Bees, ivory poaching, and war are amongst the themes portrayed in this year's shortlist.

There is an art to shade gardening: keep it simple.

Here are a few shade plants that will add end-of-summer colour to your shady patches.

Can you bear to look at these intimate and frightening photos of grizzly bears.

Change is growing this year with more women designers and lots of glorious blue flowers.

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.

You've heard of starchitects, well here's a super-star engineer: welcome to Ove Arup's world.

First seen in TreeHugger in 2006, the grass chair returns.

London's Design Biennale wants to show how to make the world a better place...

But hey, what’s wrong with formaldehyde? It’s in our breath, our apples and our trees.

That's 0.0082677165 inches for Americans, and really thin in either unit.

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

Can one device to it all? Should it? Has its time finally come?

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

It's what we have called dematerialization, as all that is solid melts into apps

Could it also be the new 120 Volts AC?

Bottled water companies are doing this because of public concerns about single use plastic.

Solidia Technologies' chemistry could make concrete almost benign.

"Radiative barriers" may work well in space, but not so well down here.

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

I am not convinced this can work but I will give it a try.

Aluminum is replacing plastic to deceive "environmentally conscious consumers" into buying an equally damaging single use container.

Who says you can't take it with you?