The farmers in the area are mostly subsistence farmers, as the region is very hot, and arid,making agriculture unviable. as a result there is famine and drought in the area, as well as nutritional issues.
The Mongols, a tribe of Nomads from Central or North Asia, who were ruled by Genghis Khan at the time.
Hydro=water therefore hydroelectric means to use water for power. WA & Oregon are closer to water than the great planes. the answer is yes.
It is called <span>Glaciology i hope this helps</span>