what are the advantages and disadvantages of multipurpose projects
Answers
Answer:Advantage of Multipurpose Project -
(1) It controls floods.
(2) It provides irrigation facilities and navigation.
(3) It generates electricity.
(4) It promotes inland irrigation, fishing and afforestation.
(5) Human consumption.
(6) It provides power generation.
Disadvantage of Multipurpose Project -
(1) It induces earthquakes.
(2) Population gets displaced.
(3) Aquatic life gets affected.
(4) Flow of underground water is also checked.
(5) River water gets diverted.
(6) Extensive forests submerged under water.
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Explanation:
Advantages of multipurpose projects :-
i) Helps in providing water for agriculture purpose through irrigation.
ii) Helps in providing pure water as well as hydroelectricity to industrialist.
iii) Helps fishermen in catching fishes.
iv) For recreation , inland navigation purpose they are used.
v)Helps in flood control as well as provide water to people during water scarcity.
DISADVANTAGES OF MULTIPURPOSE RIVER VALLEY PROJECTS :-
i) Adverse effect on flora and fauna :-
Construction of dams require large are which leads to submerging of flora and fauna of that region.
ii) Adverse effect on sedimentation:-
As the natural flow of river is stopped by construction of dams it leads to settling
of sedimentation at bottom of river.
iii)Adverse effect on aquatic life :-
Dams are constructed and aquatic animals
are not allowed to migrate for breeding
purpose.
iv)Adverse effect on people living in that region:
Triangle people are shifted from that region and they do not get proper shelters nor food to eat they have to struggle for meeting their demands.
v)Dams are built to control food but they are major cause of flood as well as earthquakes.
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