ALEX PREDICTION COMES TRUE
Country, the City Version: Farms in the Sky Gain New Interest New York Times, July 15, 2008 The "vertical farm," a 30-story skyscraper growing hydroponic vegetables, could feed 50,000 people in a city (at a cost of hundreds of millions of dollars), proposes Dickson Despommier, a professor of public health at Columbia University. http://www.nytimes.com/2008/07/15/science/15farm.html?_r=1&oref=slogin