This programs was originally aired December 12, 2007. Phil Bowermaster and Mike Sargent interview Dr. Robert Zubrin, former NASA scientist and developer of the proposed Mars Direct program -- Zubrin's plan for getting a manned mission to Mars (and beginning the process of settling the red planet) on the cheap.
Zubrin talks about Mars as well as his book Energy Victory in which he outlines a plan for using biofuels to end America's dependence on foreign oil.