Fortunately, that's not the only change in their building regulations.

Personal lighting just took a huge leap forward with the Kogalla RA.

This example of programmable architecture uses lightweight materials and drones to help it adapt to environmental changes.

The Scandinavian master designed a gem of a building promoting Nordic cooperation.

Their priorities certainly are different than ours are.

For those of us who actually live in rustic homes in cold climates, the household items that define the 'hygge' decorating trend are a matter of survival.

The light-filled interior of this well-insulated and cleverly designed tiny home imparts a sense of relaxation and well-being.

There's more than one way to kill a duck curve.

There are everywhere, they are fun, and there is so much to learn from them.

This family lives, works and travels in this modern tiny house, now located on a remote Scottish island.

This one-of-a-kind treehouse is elevated above the ground to minimize its environmental impact.

These devices help solar lighting move beyond the flatness of traditional photovoltaic cells.

They really didn't have a choice, and they insulated their bodies, not their houses.

The bin-sized device would turn household waste into fuel for heating hot water.

Michael Sivak shows us the numbers.

Do the green thing and resist reaching for the thermostat.

The outdoor gear retailer plans to certify 30 percent of its clothes as fair-trade by the end of 2017.

Outside the southeastern Turkish city of Mardin lie the 6th-century ruins of the Roman settlement of Dara,

There are some pretty wonderful things going on in this little structure.

This prototypical house acts as an active interface between its inhabitants and the outside.

Sleek and easy to assemble, this portable cabin offers a comfortable place to stay even in remote places.

Greenpeace has turned the global spotlight on Thai Union, the world's largest canned tuna producer and maker of Chicken of the Sea, for its horrific track record. Learn why you should boycott and what you can do to help.

Tuna producers are notorious for unethical labor and unsustainable fishing. It's time to learn more and take action.

By next year at this time, all straws in SF will be made from paper, bamboo, wood, metal or fiber.

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

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

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.

"Brains: The Mind as Matter" at the Wellcome Collection features 150 objects including real brains, anatomical models and artworks, and more.

Tim had planned on working at a Salt Lake City Unitarian church doing social outreach. That is, until the Federal Bureau of Prisons decided that wasn't a "safe" occupation for the climate activist.

Environmental initiatives are integral to addressing the "tale of two cities" that Mayor de Blasio campaigned on.

From ants and pantry moths to black flies and fruit flies, these non-toxic DIY solutions are safer and more eco-friendly than traditional pesticides.

But video games are surprisingly OK, making teens feel happier.

This contemporary urban home mixes reclaimed materials from local demolition sites with a modern design.

Using traditional techniques and materials, this design adapts the age-old idea of evaporative cooling to create a low-energy, alternative air conditioner.

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.

Is this carrot-based animal feed additive something worth crowing about?

The company should really be called 'Eggland's Worst,' based on how these poor animals are treated.

It's one answer to the complaint that tiny houses are too small: build it with an electrically operated, expandable slide-out.

What if we declared climate change a crisis and put some serious resources to this type of initiative?

Plus lots of green things.

Here are the favorites in our favorite category

August is the best month for tiny houses and here are the best tiny houses of August.

The company would use the Solara solar-powered drone, which can remain in flight for five years at a time!

StackitNOW is a great idea but also demonstrates how intractable the problem is.

We visited Canada's first tiny house festival to find out more about this newly declared eco-residential development in Quebec for homes under 1,000 square feet in size.

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.

In a Canadian province where a winter heating with electricity might cost a few hundred dollars per month minimum, this man manages to cut his heating bill by using free solar energy.

Tiny houses don't have to be overly cute and rustic, as this little modern home shows.

An existing storage shed in the forest is transformed into a small modern home with a striking form.

Built on a gooseneck trailer, this big tiny home features a lot of clever small-space design ideas.