In previous posts in this series we've focused on

After reviewing the major religions of the world's stances on the environment, it seems pretty clear to me that there are more commonalities than differences. In the realm of metaphysics there are genuine and significant

Some timely examples of the intersection of Islam and environmental stewardship, both coming via the good folks over at Green Prophet: 1) Any new mosque built in Qatar must be eco-friendly, and 2) a new green guide to

Globally, religious groups own 5-10% of the world's forests and influence much more.

Like the word 'sustainability', 'environmentalism' has become a hollow word, a word divorced from meaning, a word lacking in soul, separated from its essence.

Microsoft decided that a good way to advertise its cloud-based Office 365 software would be to actually put a T-Mobile wifi router with 15 days of free wifi inside a magazine advert.

The disks are coated with zinc oxide nanorods that break apart organic molecules in sewage.

There's a lot to look forward to, but what should we expect to see more of in the short-term?

Reusability beats out biodegradability any day.

And a big part of the pitch is sustainability and comfort.

Michael Pollan writes in the New York Times about the connection between the American diet and the cost of health care; Surprisingly, conservative writers like Marie-Josée Kravis are saying much the same thing,

The Mandometer was originally developed to treat eating disorders like anorexia and bulimia nervosa; it was developed to "teach patients how to eat and recognize hunger and satiety." There are clinics using the technology in Sweden, the USA and

The first Freakonomics book was a lot of fun; the second less so, as it sort of devolved into "if the scientific consensus and/or coast-hugging liberal elite are for it, we are against it" type of thing. Hence Freakonomics Watch; or perhaps it should

Michael Pollan's food advice will be mandatory holiday viewing for any health- and green-minded individuals.

Energy Star is regarded by consumers as one of the most reliable raters of electronics and appliances in terms of knowing how much energy a device consumes. The organization continually raises the bar (little by little, but still raises) on energy

Can hotels be 100% eco-friendly and affordable? I tried out Starwood's Element Hotel in NYC to find out how far a 411-room urban hotel can go green. The result is mostly positive with a few letdowns.

Knitted woollens should never get tossed until you've tried to repair them. Thanks to online tutorials, it's not as hard as it seems.

The state of Maryland has already shown a proclivity towards environmental programs—it has embraced wind power via positive legislation, for one. Now, it's going to clean up its wetlands. The Maryland chapter of the

By now you've probably heard that adopting a vegetarian diet, or at least cutting way down on you meat consumption, is a great way to reduce your ecological footprint and get some great health benefits at the same time. Now

To many people, Jim Hart and Khalil Abusakran are heroes. When the two men from Maryland saw a deer stranded in the icy waters of the Patapsco River, they did what few others would dare. With an

Millions of Americans are applauding President Obama for naming five new National Monuments.

Located in Rotterdam, this Concept House features a huge rooftop garden, and uses natural heating and cooling techniques to keep maintenance costs down.

Blouin Tardif Architectes do a beautiful adaptive reuse and addition in Montreal.

This delightful apartment renovation in Spain hides a huge bathtub and other mysteries.

Vibrant tones liven up this redesign of a 1920s apartment in Stockholm, Sweden.

This former pigeon roost is transformed into a light-filled family home.

The Ellen MacArthur Foundation shows how thinking circular could change the way we live for the better.

Turns out, environmental issues are not about awareness. People get it.

Great cities know the future is renewable.

And we thought it was all about symbolism...

We want to extend National Talk Like A Pirate Day just a few more days, especially since it is helping to spread the word about clean sailing and boating. The Sierra Club has put together a fun set of questions to not only get you in the

The case is actually moving forward.

Our bet: no.

The health of young people is disproportionately harmed by climate change, and the government has failed to keep them safe.

Karaoke video explaining not to drink water from wells painted red as they contain high levels of arsenic (YouTube via RDI-Cambodia) For this writer, karaoke has long been thought as an activity to be endured rather than enjoyed (and I am sure I am not

It's a moving target and, like TreeHugger hero Chris Magwood, we are all learning on the job.

We know extreme weather events are linked to climate change, so why isn't this part of every report?

One more example of how words can become completely meaningless and even contradictory.

Ecological footprint: what is it? An analysis that gauges our impact on the planet's biological systems, the ecological footprint measures human consumption of natural resources in comparison to Earth's ecological capacity to regenerate them.

The local food movement, eating local, being on the "100 mile diet" or being a locavore are all synonymous with local food, whose consumption has risen to prominence as an

Researchers were shocked to discover what part of the bread-making process generates most emissions.

From Genghis Khan's reforestation to King Edward I's 14th century ban of coal mining, these famous people were dedicated to TreeHugger ethics --- even if they didn't know it.

Satisfying the world’s unmet need for contraception would dramatically reduce population growth, easing pressure on natural resources.

Women are more affected by climate disruption worldwide, so their voices must be heard.

Concerned about the overpopulation of our planet and the effect it has on wildlife? Perhaps it's time to talk about the most effective form of male contraception.

Combining computer-aided parametric design and the design principles of tensegrity (tensional integrity), this experimental pavilion tests the boundaries of building a stronger structure with less material.

Women may sleep better next to dogs than people

A heat wave vulnerability map goes viral, boosting interactive technology that helps make important environmental data accessible.

In some areas of the world, transporting water to where it is needed is a major burden, in terms of both time and health, but a new solution may help to ease that process.

Providing clean water in areas with minimal local resources may be as simple as implementing this ingenious DIY water treatment system.