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Water–an important natural resource


WATER – AN IMPORTANT NATURAL RESOURCE


  • Human body is made up of two-thirds of water and one-third of solid matter.
  • The average adult body weight is of 55 to 75% water.
  • A newborn baby’s weight is of 74% water.
  • Every activity in the body of living organisms is propelled by water. It is the water, which is responsible for two third of activity in the body.
  • Other than consuming water for survival, human beings also use water for a wide variety of purposes, ranging from maintenance of hygiene to production of energy. 

 

Uses of Water:

  • Water is used in agriculture for irrigating farm lands, and it is the source of power for the production of hydroelectricity.

Production of hydroelectricity

70% agricultural needs, 22% industrial needs, 8% domestic needs

 

Agricultural needs:

  • Agricultural use of water accounts for nearly 70% of the water used throughout the world, and the majority of this water is used for irrigation.

Water used in agriculture

  • Indian agricultural production in most parts of the country is closely related to skillful and wise water-management practices.
  • Most of the agricultural practices in India are confined to the few monsoon months.

 

Industrial needs:

  • Industries that produce metals, wood, paper, chemicals, gasoline, oils, and most other products all use water in some part of their production process.
  • Industry depends on water, much like agriculture and domestic households.
  • Total industrial water use in the world is about 22%, with high-income countries using 59%, and low-income countries using a minuscule 8%.

Water used in industries

 

Domestic/Personal needs:

  • As the world population is constantly growing, the demand of water is increasing.
  • Water is also needed to bathe, wash clothes and dishes, clean our house, and to water plants.
  • All this adds up to quite a lot - between 25 and 50 litres per person per day.

 

Other Important Uses of Water:

  • Transportation
  • As a coolant
  • Recreation