A new UN report says that a 1% tax levies on the world's 1,225 billionaires would more than make up for the shortfall in development aid from governments.

Can these 200 people save the world?

Many areas of the world have scarce access to electricity. This new solar lantern will provide light and charging power for cell phones.

By making simple, versatile swaps, you can stay hydrated this summer and all year long without ever touching a disposable water bottle again.

Because “the pursuit of speed is a moral imperative.”

While Unesco has asked Peru to limit visitors to the famous site, the government is making it easier for people to access.

I was disappointed to see that Subaru, beloved of TreeHugger types, is on the wrong side of this issue.

Why make exceptions like this?

Impact of greenhouse gases released since October measured over a 20-year time frame is equivalent to emissions from 7 million cars.

Let's not celebrate yet, but if it has, we still need to make the transition happen more quickly.

New study finds Aliso Canyon disaster’s impact equivalent to annual greenhouse gas emissions from over half a million cars.

One hundred years later, we are still playing chicken with peoples' lives.

Now, for the rest of the U.S. and Canada to get on board...

And how one British lawyer is working to make that happen.

Even though it took 6 months to find an alternative, Coop refused to stock microwave popcorn because of the health risks to customers.

Computers and technology let designers do things that were unimaginable just a decade ago.

Design by Jens Quistgaard stands the test of time.

Mac McClelland at Modern Farmer ponders the term "humane slaughter" and visits Prather Ranch, a certified organic beef ranch, to see how it is done

The U.S.’s top nutritional panel has recommended that Americans eat less meat, both for their health and to help protect the planet.

Much of the upper US could be treated to some celestial theatrics.

Researchers find that the neurotoxin is carried in by coastal fog, deposited on the land, and then makes its way up the food chain where it is approaching toxic thresholds in pumas.

From dancing tree fairies to the reality of spring fever, there’s more to the March equinox than almost-equal night and day.

Knowing how to make a few sauces by heart is a skill we all can use.

Here are some tips on reducing the quantity of meat used in recipes.

Home cooks are learning how to make do with what they have, as our grandparents did.

With only two members of the species left, a successful egg harvest and fertilization could mean all is not lost.

With more than 22,000 acres newly opened up to the iconic mammal, the release of bison onto new turf is a profound thing to see.

It's time for swift and immediate action to protect marine life from further devastation.

Residents of the driest inhabited continent, Australia, have evidently been cottoning onto the fact that water means life and we need to be more thoughtful in our use of this rather precious resource. Since the year 2000, Australians have managed to

One-third of emissions reductions needed for 2 degree target could be achieved with better land management.

Almost half of the land on Earth is now farmland.

Using reclaimed wood and steel from old pig fences, this Dutch company makes exquisite tables, while recycling all byproducts into other useful goods -- cat litter, compost and alcohol..

Buying green furniture can be tricky, so we've lined up some tips to help you furnish your house.

Carved pumpkins are susceptible to rot, but there are ways to stave it off.

You'll be surprised at the decorative potential contained within the recycling bin.

BloomingTables are a lovely solution for saving space ... and keeping indoor plants away from kids and pets.

Two months after the Indian government stopped plans by UK-based Vedanta Resources to put a bauxite mine on a mountain held sacred by two indigenous tribal groups in Orissa, on the

It will soon be illegal to sell, trade, or donate furs of any kind.

It may well be all most people need as a computer, and it may well be what we have been waiting for.

This company creates modern, energy-efficient versions of the backyard 'granny flat'.

Remember staring out the window in math class as a kid? Or counting the minutes until spelling was over so you could go to recess? Project Learning Tree (PLT) embraces the fact that students would rather be outside than in ...

The United Nations established the International Day of the World’s Indigenous Peoples in 1994 – the day is observed every year on August 9.

Woodland caribou are an iconic but threatened species throughout Canada. They’re natural prey to bears and wolves, who can gain easier access to Caribou habitat through forest roads, pipelines, and other human disturbances.

The Cornell Lab of Ornithology is a world leader in the study, appreciation, and conservation of birds. But the vast educational opportunities it offers aren’t reserved only for Ivy League students.

Does your family PLT? Project Learning Tree (PLT) is an award-winning environmental education program for children and teens in all grades.

The theme for 2019 is “forests and education,” with the goal to increase understanding that sustainable forests are critical to our future.

Teacher Appreciation Week is May 6-10, 2019, with National Teacher Day on May 7. Every year, Project Learning Tree (PLT) recognizes the educators who have made the most significant contributions to PLT with the Leadership in Education award.

Oh, the farmer and the oilman should be friends. But they are fighting over ethanol.

A new study finds that degraded agricultural lands could be low-hanging fruit for expanding the world’s conservation areas.

Despite recent criticisms, a new report shows that Fairtrade International is doing better work than any of its competitors.