A good start would be to build a dome structure that replicates Mar’s environment and atmosphere, and settle it with about 100 volunteers for one year. I wouldn’t want to participate, but would be interested in seeing the results. I’d rather move to Antarctica.
“A good start would be to build a dome structure that replicates Mars’ environment and atmosphere, and settle it with about 100 volunteers for one year.”
DONE. Next?
http://www.huffingtonpost.com/2011/06/07/mars-space-station-google-mars_n_872556.html
There are several versions of that idea in the works by a number of different groups.