Water stress is the main reason for water shortage according to Sedlak. The increasing population, its dependency on potable water and over exploitation of water resources is the prime cause of water shortage.
Water stress is defined as the excessive use of water by the population than its availability. Water stress contributes to water scarcity and draughts. This can in turn harm the lives on earth.
Water stress leads to reduction in the quality and quantity of usable water. It can have negative impacts on living organisms as well as on the environment. It will affect the ecosystem.
Thus, water stress should be considered as a global issue.
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