If people lived in three city states shown in yellow. And the all the energy supplied by the hydro electric dams (360 GW) was concentrated in these small areas totalling 2% of the earth land area and no energy was used outside of these areas, because it was need to create the energy density required to support a high standard of living to only 50 million person population. Then 98% of the earth's land area reverts to its natural state.
Location of adequate consolidation of hydro electric dams totaling 360 GW
10/13/2014 last rev 7/27/2016
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