GARDENS - Finding Chicago's food gardens with Google Earth

Urban agriculture is promoted as a strategy for dealing with food insecurity, stimulating economic development, and combating diet-related health problems in cities. However, up to now, no one has known how much gardening is taking place in urban areas. Researchers at the University of Illinois have developed a methodology that they used to quantify the urban agriculture in Chicago.

http://phys.org/news/2013-01-chicago-food-gardens-google-earth.htm