Also, the "back to nature" movement may gain traction. People with diverse knowledge and experience on these issues will be much sought after in such a future. If they can document and show results, it will be as good a way as any to get rich.
Agree.
Me myself feel it is biggest value I can obtain is by running to little town / village, plant my own food while making some monies online.
Also there is a huge traction for things like this
http://bio-settlements.com/ (hope your browser would translate this for you)