WATER – AN IMPORTANT NATURAL RESOURCE
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Human body is made up of two-thirds of water and one-third of solid matter.
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The average adult body weight is of 55 to 75% water.
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A newborn baby’s weight is of 74% water.
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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.
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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:
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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:
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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
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Indian agricultural production in most parts of the country is closely related to skillful and wise water-management practices.
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Most of the agricultural practices in India are confined to the few monsoon months.
Industrial needs:
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Industries that produce metals, wood, paper, chemicals, gasoline, oils, and most other products all use water in some part of their production process.
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Industry depends on water, much like agriculture and domestic households.
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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:
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As the world population is constantly growing, the demand of water is increasing.
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Water is also needed to bathe, wash clothes and dishes, clean our house, and to water plants.
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All this adds up to quite a lot - between 25 and 50 litres per person per day.
Other Important Uses of Water:
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Transportation
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As a coolant
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Recreation