"Urban transport systems based on a combination of rail lines, bus lines, bicycle pathways, and pedestrian walkways offer the best of all possible worlds in providing mobility, low-cost transportation, and a healthy urban environment." –Lester R. Brown, Plan B 4.0: Mobilizing to Save Civilization.
Presentation for Cambridge Forum
April 05, 2006
Presentation on Plan B 2.0 by Lester Brown for Cambridge Forum.