Cw1 :8549

From Environmental Technology

Ecological Footprint

http://www.sustaindane.org/main/EF1.htm

Definition "The Ecological Footprint is a measure of the 'load' imposed by a given population on nature. It represents the land area necessary to sustain current levels of resource consumption and waste discharge by that population."

Renewable Resources

http://www.envirogen.net/aternative-energy-green-def.html

Renewable Resources The generation of electricity from solar, wind, geothermal, blomass and hydroelectric sources. A resource is renewable if it is naturally replenished. Renewable generation sources have lower environmental impacts than traditional non-renewables sources.

sustainable development