lighter footstep environment, Tag

Florida artist Leslie Fry has created an outdoor exhibition as much a part of its environment as the nature it represents.

An inexpensive new type of filter being developed in the U.S. has the potential to bring drinkable water to millions -- particularly in developing countries.

Deep beneath the surface of the world's most isolated sea lies a layer of deadly poisonous gas. Now scientists hope to turn it into a source of renewable energy.

In terms of economic development, Las Vegas' growth is an amazing success. But as a quarter century of satellite images show, sprawl comes at a high price.

Shopping locally may not always be the greenest option. A new study by Carnegie Mellon University's Green Design Institute gives a thumbs-up to buying online.

While the cause of Colony Collapse Disorder remains uncertain, beekeepers' hives continue to struggle. That's bad news for farmers -- and the rest of us.