GENERAL KNOWLEDGE

GK

WORLD GEOGRAPHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What problem has desalination technology been developed to resolve?
A
scarcity of freshwater
B
dwindling fish populations
C
extreme climate changes
D
global economics
Explanation: 

Detailed explanation-1: -It can effectively solve the problem of water shortages in coastal cities (islands) such as drinking water and high purity water for industrial use. At present, seawater desalination technology is mainly divided into distillation method and reverse osmosis method.

Detailed explanation-2: -The biggest advantage of seawater desalination is its independence from rainfall. It is drought-proof, so it is especially helpful for arid areas that seasonally experiencing spells of drought. They can rely on seawater desalination for freshwater supply all-year-round.

Detailed explanation-3: -The Desolenator is a technology that is working to help solve the water crisis through a process known as solar desalination. Solar desalination offers a promising way to generate freshwater from the vast amount of seawater that is available on our planet.

Detailed explanation-4: -As a result of water scarcity, some parts of the world have turned to desalination for drinking water. Desalination (desal) involves removing salt and minerals from salty water, usually seawater. This process occurs naturally as the sun heats the ocean-fresh water evaporates off the surface and then falls as rain.

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