So far, Mark Baumer has logged two months of walking and raised thousands of dollars.
Even as the temperature drops and inhabitants of the Standing Rock camp winterize their teepees and tents, they say that they won't be leaving, and that there's no place in world they'd rather be.
Short answer: It looks bad. But what's the long answer?
From skinny dippers to people who have actual intercourse with nature, ecosexuality is a growing movement taking a new approach to combatting climate change.
After presidential debate and one vice-presidential debate, there have been exactly zero questions about climate change.
In Cambodia and across the remote forests of the world, a rising boom in the illegal sale of wood, land, and minerals has turned the environmental beat into a new kind of conflict journalism.
You don't have to spend your paycheck at Whole Foods to help save the planet.
Thanks to rampant poaching, Jamaica's crocodiles are facing extinction—but not if Lawrence Henriques has anything to say about it.
Every summer, environmentalists gather in the woods to strategize, train, and coordinate the fight against the excesses of the coal industry.
We spoke to filmmaker Jon Bowermaster about his new documentary Dear President Obama: The Clean Revolution Is Now, which tells the stories of American families fighting the fracking industry.
Recipients included Nelson, Boadicea, Oliver Cromwell, and Winston Churchill.
Watch the trailer for this Friday's episode from season four of our HBO show, airing March 4 at 11PM.
We asked leading experts what the landscape and people of Britain would look like if they became vegetarian en masse.
We hung out with some British eco-warriors as they shut down a Manchester power station.
Some of the best art of the past year tackles major social issues like racism and surveillance. So why don't more TV shows and movies take on climate change?
Storm Desmond has left 60,000 British homes without power. We asked an expert if we should expect the weather to be like this from now on.
Recent studies show that it actually deforms and bleaches coral.
We now know that shit's worth more than jack shit.
Decades after the fall of Soviet Union, scientists are working to determine the lasting environmental effects of Soviet nuclear testing in Kazakhstan.
The land the mine is on is owned by a guy named Lord Ridley who thinks that global warming is totally chill.
An expert in mass communication and author of the book The Undersea Network explains why we shouldn't be too worried about Russia cutting our internet cables.
This has made life difficult for First Nations people, who are already struggling with the other consequences of a series of droughts.
"Antihumanist" activist Chris Korda spent the 90s campaigning for the extinction of humanity. We asked her why she hates people so much.
The island nation is demanding Canada take back its shipping containers full of rotting food and adult diapers.