A new way to see inside batteries in real time as they go through charging cycles could help prevent battery fires and increase battery lifespans

In his new climate change documentary, DiCaprio opts for caution and polite concern at a time when outrage is desperately needed.

This 5W thermoelectric generator converts heat from a chimney or camp stove into electricity for charging USB devices.

It used to be so easy to make fun of this group we described as "hopelessly out of touch."

Famed chef Magnus Nilsson will be serving dinner for three days in Åre, Sweden … 4,200 feet in the air.

We also have to start retiring what we already have and replacing it with cleaner power plants, furnaces and vehicles. Now.

From the 'I wish I had thought of that' department, these all-natural straws are grown, not made from plastic, and could be a greener way to slurp your smoothie.

Perhaps more importantly, it's also giving customers the option of refusing such sachets in the first place.

As the war on plastics heats up, could the alternatives be worse for sustainability?

The biomix-infused suit helps break down a body, while neutralizing toxins and boosting plant growth.

This super-plant has been misunderstood for too long.

No chemicals, synthetics, or gravestones – the goal is to return to the Earth as quickly and subtly as possible.

A green, sustainable future awaits us all as the United Nations proposal for sustainable development becomes the law of the land.

They are going to stop the UN from giving out free lawn mowers and blocking Walmarts.

It's a surprisingly well-rounded and thorough view of sustainability that shouldn't be limited to boy scouts.

The War on Cars pitch wins conservative votes across North America.

Jacob Scherr of NRDC (a group that helped write the Agenda 21 document) looks at the success that the conspiracy theorists are having.

A new study from Pew Research is totally depressing, showing how left and right are moving further apart.

The new digital billboards taking over our cities bring a whole new set of problems. That's why we need these orgs.

Americans don't walk and stop and cafés or take vacations. That's why they get to drive $75,000 plug-in hybrids.

If this is what advertisers do to promote electric and hybrid cars, I may just go buy a TV.

What if advertisements on billboards were replaced with old masters--it almost happened in Paris.

What to do about all that CO2 emitted when you make cement? Inject it back into the stuff and turn it back into limestone.

It's a mix of evaporative cooling and phase change that takes the temperature down 30 degrees celsius. But does it really work?

But really, they should have seen this coming.

This app gives free ad space to deserving charities and NGOs on one of our tech-centric culture's most common screens - our smartphone lock screens.

But when you think about it, it is a bit disingenuous to put this message on a digital billboard.

A Florida craft brewery is now offering its six-packs with these biodegradable, compostable and edible packing rings that are made with wheat and barley.

This year, we should resolve to walk more. It will keep you healthier and happier.

An advisory panel says only experienced climbers should be allowed.

Governments and travel agencies are working to lure visitors away from hot spots, toward unknown gems.

If reelected, the PM says he'll launch a bursary that will help low-income families get outside.

Here's one way to tread a bit more lightly while traveling.

The social media-driven practice is harmful both to wild animals and selfie-takers themselves.

Who says you have to rough it in the bush? These gorgeous spots prove otherwise.

It's the ultimate zero-waste crop, useful from root to shoot.

And that's not a bad thing.

Everything fit into my carry-on backpack, and I still ended up with extras.

Because not all vacations are created equal.

It would weed out the people who just want a picture from those who actually want to see a famous site.

Her new book Before the Lights Go Out investigates strategies for conquering the energy crisis before it conquers us.

Every bit of technical knowhow needed to make heavy truck transport electric (and reduce carbon emissions from transportation) is already available.

You know bikes are good. City planners know bikes are good. Yet as soon as cities are successful in getting people biking, a horrible catch-22 is set in motion.

From commuting to cocktails, the new collection from Nau offers sexy, versatile, and ever-so-practical looks.

We're heading to Rio for World Environment Day. Here's a sneak peek at what's happening in Rio de Janeiro this week.

Leading a coalition of investment institutions which managed to include a paragraph on the need for sustainable reporting, Dr. Waygood says this small text can make a difference.

It usually doesn't pay to bet against Elon Musk. He's not only brilliant and he never gives up, but he's also shown great insight into technological trends.

Norwegian engineering students debut an electric motorcycle made from carbon fiber. They say it will be fast, cheap, and get 100 kilometers to a charge.

Who knew that old rope could have such a dignified second life?

Seniors residence so green and attractive that the government and nonprofits should jump up and say "We built it!"