Fossil fuel divestment is a moral issue. Religious institutions appear to be taking a stand.

This may, possibly, be the oldest building in the world to go solar.

My problem with the word "humane" and the humanism movement

Scientists have named a new marine ecological community, the Plastisphere, comprised of, you guessed it, plastic -- and all the organisms that now call ocean plastic home.

Researchers have discovered that the problem of ocean noise pollution extends all the way up to the shoreline. And shore crabs face a double-edged sword from too much noise from ships.

Honeybees survey vast tracts of land during their communal foraging. They share their best finds in a waggle dance, which new research has turned into a powerful tool for assessing ecosystem health.

Turns out whales have been contributing to rejuvenating the ocean ecosystem this whole time!

The Nature Conservancy is teaching New Yorkers about the protective natural ecosystems in the city

Thought experiments worked for Einstein. Can they help protect the environment too?

Although some may wish it so, a world without spiders would be a miserable place.

Nature's acoustic environments are wild, haunting and beautiful. As this online educational project shows, these wild soundscapes are in danger of disappearing too.

The ecosystem had thrived for thousands of years but collapsed less than two centuries ago.

Not in the ocean. Below it.

He started an institute for making the world more playful and loving.

It's déjà vu all over again as the industry pushes "chemical recycling".

Stairs are coming out of the closet and becoming the major architectural element, helping keep people active and healthy.

Here is one woman's version of simple living on the river, in a boat that is equipped to see the tough northern winters through.

I predicted trouble in winter, but they appear to still open even when buried in snow.

This micro-home is a customized, winter-proofed dwelling for two.

Coming in at 425 square feet, this extra-wide, modernist tiny house actually feels quite roomy.

Image via: Flickr Stingaree Nightclub in San Diego is hosting weekly events titled "The Green Side of Sting" each friday in March. Each week a new, local, green group will host a green event at the club, bringing green fashion, sustainable energy and

If you live in San Diego and find the prospect of banding together with your neighbors to get better rates on installing your own solar panels interesting, then this one is for you: 1BOG (that's One Block Off the Grid ...) has announced that they will

While San Diego was not considered a very green city just a few years ago, this sunny patch of paradise is quietly coming into its own by leaps and bounds. Enough businesses are seeing the light, and new green ones are opening

More and more, urban biking has become one of the best ways to see a lot of a city in a short span of time, so it's a no-brainer that more hotels are offering free bikes along with the price of the room. In

A Colorado family that had long ago given up on finding their cat got some incredible news this week, when Willow was found in New York City -- five years later and 1,800 miles from home.

The American bald eagle is back after a four-decade fight for survival. The government has just declared that the national symbol no longer requires the protection of the federal Endangered Species Act.

The UK newspaper dates the movement back to the publishing of Rachel Carson's Silent Spring; I contribute with a guest post on architecture and design

A typical pacemaker could be powered by solar cells as small as 3.6 square centimeters, which could be implanted under the skin, thereby avoiding the need for periodic battery replacements.

We spend billions of dollars on over-the-counter cough medicine, but numerous studies find it’s not effective. Try these tips instead.

A new study on chicken embryos may help researchers understand how humans developed their sensitive daylight vision.

After decades of increasingly complicated insomnia fixes, this one little thing changed everything.

Getting enough nutrients from food reduces risk of death, not the same could be said for nutrients in pill form. And in fact, some supplements were linked to increased risk of death.

The FDA has announced new (and stronger) warning requirements for certain prescription insomnia medications. Here's why.

A visit to a Sri Lankan herb and spice garden reveals a rich history of trade and alternative medicine.

Here's where influenza hits especially hard, and what you can do to help protect yourself from it.

Here is the secret for the most delicious, cheapest, and least wasteful lasagna you can make.

If you follow the seasons with your diet you will love this.

A pinch of ingenuity can transform sad-looking ingredients into something desirable.

Whether you're in a plane, train, or car, it's important always to have good snacks.

Forget friends and family! Without the traditional meal, it feels like any old dinner party.

Stories from TreeHugger's sister site about how streets are for people.

Meet the Whanganui. You might call it a river, but in the eyes of the law, it has the standings of a person.

From its tiny source to the Houses of Parliament, here are glorious photos of the River Thames.

A beautiful video by photographer Pete McBride shows how this epic and ancient river is now the most endangered in the country.

Forty years ago, activists blocked plans to dam the Buffalo River, eventually getting Congress and President Nixon to designate the river as America's first National River. Now, a factory hog farm is putting one of Arkansas' most beautiful spots at risk.

The River Thames has inspired artists throughout the ages; here's a modern take on it.

The U.S. Department of the Interior has taken to releasing massive amounts of the Colorado River from dams, here's why.

Long-living fish can now be tracked for their whole lives with a single tag.

Research reveals that rivers deliver up to 4 million metric tons of plastic debris to the sea every year, with up to 95% coming from just 10 of them.

Our photo of the day pays homage to the first designated Canadian Heritage River.