South west asia and africa similarities water issues

Desertification (a sweeping environmental problem) is one of the water problems of Southwest Asia and Africa. Hope this helps!

i believe the answer is: returns on investments, no wages

people who belong in upper class society would most likely get there by obtaining multiple source of income, which a certain percentage of ownership for businesses. since most of them are job creator, they would most likely get their money from profit, not wages.