'Vertical Farm' envisions tall future for farming
Thursday, October 28, 2010 - 03:00
in Mathematics & Economics
By DAVID RUNK 2010-10-28T07:55:46Z DETROIT (AP) -- A new book by an urban agriculture visionary aims to change the way people think about farming, offering a look into a future where city skyscrapers - not rural fields - produce the world's food....