"Eliminating water shortages depends on a global attempt to raise water productivity similar to the effort launched a half-century ago to raise land productivity, an initiative that has nearly tripled the world grain yield per hectare." –Lester R. Brown, World Facing Huge New Challenge on Food Front in Plan B 3.0: Mobilizing to Save Civilization
Lester Brown at the WWF Fuller Symposium
December 13, 2011
Lester Brown speaks as a keynote at the 2011 WWF Fuller Symposium. Posted December 13, 2011.