The N-spot we really seek is the precise amount of assets needed at retirement to provide the same living standard after retirement as that we enjoy before retirement (or as close a match as possible without going into debt).

FORBES: Economics-Based Planning

For example, in the island nation of Papua New Guinea, an increase in population growth coupled with rising sea levels is decreasing the amount of crop land making farming very difficult for the indigenous people of the region, according to the U.N.

CNN: 'Climate change' forces Eskimos to abandon village