Most of Earth’s water is salty and found in oceans, making it unfit for drinking or farming. Only a small amount is freshwater and even less is accessible for human use like drinking and agriculture.
Class 5 EVS Our Wondrous World Unit 1: Life Around Us All Question Answer
Class 5 Our Wondrous World Chapter 1 Water-The Essence of Life NCERT solutions
The majority of Earth’s water is in the oceans and is too salty for drinking or farming. Only a small portion is freshwater and much of it is locked in glaciers or deep underground. The available freshwater in rivers, lakes and underground sources is limited. Because desalinating ocean water is costly, we mostly depend on these small freshwater sources for drinking, farming and everyday use.
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