Yes To Mars

Why? (Science, challenge, next step.  What this:)

Why? (Backing up the biosphere: http://waitbutwhy.com/2015/08/how-and-why-spacex-will-colonize-mars.html)

How?  (Getting there: vision)

How & Why?  (Musk’s talk from IAC September 27, 2016)

www.spacex.com/mars

National Geography – Mars:

www.makemarshome.com/

www.marssociety.org/

channel.nationalgeographic.com/mars/videos/zubrins-guide-to-colonizing-mars/embed/