Most of us just toss it in the recycling bin, but cardboard has life in it yet, as evidenced by these 45 amazing works of recycled and reclaimed art.

Every part of boats - from sails and oars to the vessels themselves - can be useful long beyond their life at sea as furniture, decor, gardens and sheds.

Cracking Art Group's ethically responsible approach to ambient art involves creating outsized animal assemblages expressed in colorful recycled plastic.

A boomerang-shaped steel building hovers over an auto scrapyard in this futuristic design for a steel recycling research and education center in California.

You may not think that spending your day inside a nuclear power plant cooling tower is a recipe for fun, but Wunderland Kalkar might just change your views.

Plastics are a big environmental drain, but we depend on them for so much. This alternative is better for the Earth but would cost the same to produce.

It seems baseball bats are breaking more than ever but thanks to some imaginative recycling, all that splintered Ash and Maple wood isn't going to waste.

A group of strangers gathers in a public place to call attention to a growing problem: the ambivalence that most people display toward the environment.

The cigarette butts that litter outdoor surfaces are an environmental burden. But even these unappealing items can be made into something beautiful.

Some cost millions and others are cobbled together from reclaimed buses, planes and trains, proving that living in a houseboat can be done on any budget.

Books that are out-of-date and just plain unwanted are given value as decorative and functional objects in the home including lamps, sofas, desks and planters.

Transform your empty beer, wine and liquor bottles into lamps, bird feeders, shelving units, wind chimes - even a solar water heater or a house.

Sewage bins in Amsterdam, wheat bins in Australia and coal bins in New York have been transformed into stunning high-rise apartments, homes and more.

A massive airship hangar was transformed into a self-contained tropical city in the middle of the German countryside, complete with the world's largest pool.

9 artists make a statement with styrofoam, turning a material that is made to be discarded into a more permanent medium for all kinds of art projects.