This seems to be the future, dudes and dudettes. Permaculture is a movement started by Bill Mollison. check these out: http://www.bullfrogfilms.com/catalog/tgghv.html
and Sustainable South Bronx has GreenRoofs!!: http://www.ssbx.org/greenroofs.html
wanna be involved with CUFSP's Greenhouse Coalition? Bringing local food into the 21st century with aquaponics and hydroponic technologies!!