Rooftop gardens give a view of nature, improve air quality, provide roof insulation, delay storm water runoff and increase natural habitat spaces for birds.

While some crop circles can be explained, others remain a mystery. The crop circles that cannot be proven to be man-made often exhibit peculiar characteristics.

Some of the newest, most adventurous, mostly creatively practical green product designs floating around studios or stores today.

Like any art form, bonsai has its stars and envelope pushers. Here are a half-dozen of the world's most creative bonsai artists.

A magical sunset can take your breath away. Some photographers are able to capture and even enhance the beauty of a sunset through HDR photography.

Furniture art from recycled elements is often strikingly beautiful. Many modern and contemporary furniture designs are now made using recycled wood, paper or metal.

Through the magic of HDR photography or photo-manipulation techniques, mountain photographs become highly detailed and surreal.

Because used beer cans are so abundant, especially on Mondays, many people have found creative ways to give them new life after the last drop of beer is gone.

New technology and new trends in street art mean that spray paint is not the only tool in the artists palette.

Activists battle to stop the senseless killing, neglect, torture and abuse of animals through creative and disturbing ad campaigns.

Some of the most shocking and disturbing ads in recent years have come from talented creative design teams of environmental and activist organizations.

A more in-depth look at the workings of Earthships, beautiful self-sufficient DIY homes for eco-conscious green living.

Fascinating man-made islands and floating communities including a former fort fit for a Bond villain and a picturesque Pacific garbage dump.

An introduction to Earthships, completely self-sustaining, eco-friendly homes.