explain main reason the world faces shortage of fresh water. (Provide example of countries and reasons)​

Climate change may result in water shortages as a result of changed weather patterns, such as droughts or floods, increased pollution, and increasing human demand and water misuse. A water crisis occurs when a region's supply of drinkable, non-polluted water falls short of demand.

amazon river is the right answer i took the test

answer they showed that organic molecules such as amino acids could be produced from inoragnic molecules;