Watch Earth's Fragile Environment at EncycloMedia.com

THE ORGANIC GARDENS OF HAVANA
This 8-minute clip from the BBC's "Around the World in 80 Gardens" shows how substantial amounts of local, organic food can be grown in urban settings. Cubans have achieved this in spite of—or, perhaps, thanks to—the technology limitations caused by US trade embargo that continued even after Cuba's former sponsor, the USSR, collapsed in the late 1980s. Via YouTube. Watch urban gardening video.