Dr. Dickson Despommier of Columbia University explores the potential for vertical farms--urban farms that would take up a full city block, and could feed 50,000 people per year--right here in New York City.
WNYC 93.9 FM and AM 820 are New York's flagship public radio
stations, broadcasting the finest programs from NPR and PRI, as well as a wide range of award-winning local
programming. WNYC is a division of
New York Public Radio.