Air quality in San Francisco is the worst in the world right now.

The Wall Street Journal calls them "homeless" but they look "landless" to me.

Designed and built by architecture students, the proceeds of this lovely little home will go to help children's hospitals.

Nature has a treatment, and it doesn't come in a bottle.

Indwell and Invizij Architects are doing incredible work, raising the bar for housing people in need.

Scientists examine two strategies to reduce anxiety.

Health care providers are alarmed by the rise in sleep disorders, but is it the kids or the parents who are in need of education?

The Outdoor Care Retreats let nature give a valuable boost in creating a respite from the sterile and stringent hospital environment.

The modern movement started as a way of dealing with tuberculosis. The same rules apply today.

Traveling exhibit in Turkey prompts audiences to put on their 'climate glasses' and see how floods, fires, and drought in the country are all connected.

The touring museum show 'Climate Change: The Threat to Life and A New Energy Future,' which wraps up its Istanbul run this weekend, is professionally put-together and well-intentioned, but flawed.

Don't let artist Agustina Woodgate -- who says stuffing is "like looking into the soul" -- near your favourite stuffed teddy bear.

Celebrated English painter David Hockney has turned to the iPad as his canvas -- embracing the latest technology despite his age.

Shinji Turner-Yamamoto's beautiful 'Global Tree Project' reveals the natural world with hanging trees, gilded boulders, and more.

The Royal College of Art graduate students show their (environmental) stuff at the year-end show.

It seemed a bit smaller and emptier this year, much like the green movement in general.

Because bridges are for people.

A new exhibition in Toronto looks at sustainable development.

A new Human Rights Watch report shows the horrific conditions, both environmental and social, that 90% of Bangladesh's leather is produced in—and exported from, to the US, China, Italy and elsewhere.

I'm tired of every green initiative being hijacked by the negativism in this country. It's time to stand up and turn off.

It's time to end this destructive practice, and Appalachian residents descended upon Washington, D.C., this week to demand action.

It's an unlikely match between a 47-year-old Peruvian subsistence farmer and a giant American mining corporation, and yet the former is winning the battle.

A landmark constitutional climate change lawsuit, filed by a group of kids against the US government, gets the go-ahead.

Our photo of the day comes from the rainforest of Ecuador.

Our photo of the day is in praise of the pollinators!

Why do we always think other animals are so simple?

Our photo of the day comes from the rainforest of Ecuador.

For the first time ever, insects took the place of cheese at an upscale gastronomical event.

Research reveals that bed bugs develop resistance to widely used chemical treatments, potentially paving the way for super bed bugs.

Trade the morning shower for one before bed for better sleep and more.

When the evening is carefully planned, the morning goes smoothly.

Hosted by Jocelyn K. Glei, these wonderful interviews boost productivity, creativity, and resilience in surprising ways.

The American Academy of Pediatrics says there's an ideal time.

Whole foods should always be top priority.

They are always fun to look at but do they make sense?

The husband and wife have spent 25 years buying up wasteland farmers no longer wanted; now elephants, tigers and leopards roam free there.

The happy country that set a Guinness record for planting 49,672 trees in just one hour welcomes the birth of a new prince by more than doubling that planting.

Uttar Pradesh is going to be looking a lot greener after a marathon 24-hour tree-planting frenzy.

These vertical towers, made of artificially diverted glacial meltwater, are a brilliant idea and possible solution to alleviate water shortages brought on by the fast-melting Himalayan glaciers.

The system will also help reduce the spread of disease in rural villages.

A new study finds 3 carnivores that usually avoid each other at all costs have found smart ways to peacefully co-exist. #goals

The state of Maharashtra, home to Mumbai, collected nearly $6,000 in fines this past Sunday from businesses that haven't gotten rid of banned plastics yet.

Everyone is jumping up and down for joy at the fact that McDonald's is now serving antibiotic-free chicken. Please, let's not ignore everything else that's so wrong with the company.

Welcome to my personal dairy dilemma and the weird, convoluted thoughts that keep me up at night.

With an increase in salmonella cases this year, health officials are pointing the finger at hobby farmers, which isn't entirely fair.

If these drugs have a fattening effect on livestock animals, it's logical that they would do the same for humans.

The fast food chain has taken last year's promise to eliminate antibiotics from pizza a step further.

Scientists found a way to get more crops per acre and save the planet at the same time.

Cargill Meat is recalling 132,600 pounds of beef products nationwide that may be contaminated with E. coli.

The premature deaths are linked to excessive breeding.