An ecological footprint is an estimation of the area of land and sea needed to sustainably provide all the energy, water, food and other materials that we consume.

Find out what your footprint is at

http://www.myfootprint.org

or

http://www.bestfootforward.com/footprintlife.htm

Check at London's footprint at [www.citylimitslondon.com]

CategoryEconomics CategoryUrbanDesign