What are the advantages of multipurpose river valley project?
Dams supply water for domestic and industrial uses. Reservoirs in multipurpose projects are used for inland navigation, Recreational activities and Fish breeding. Large dams control the flow of rivers and hence prevent floods.
What are the advantages and disadvantages of multi purpose river valley project?
A dam built across a river often serves more than one purpose at a time and it is termed as a multipurpose project. It comes with some advantages at the same time some disadvantages. The advantages are flood control in flood-prone areas, irrigation facilities, hydroelectricity, check soil erosion etc.
What is Multi Purpose Valley Project?
Multipurpose river valley projects refers to the building of large dams for generating hydro-electricity and for supllying water for irrigation, industrial and domestic purposes. Objectives of multipurpose river valley projects are: •Development of agriculture.
What are the disadvantages of multi purpose river project?
The disadvantages of multipurpose dams include: – Permanent destruction of terrestrial ecosystems through inundation. – Inducing water logging and salinity. – Fisheries are also affected due to the barriers created. – Displacement and resettlement of affected people.
How did the multi purpose projects affect the local people?
Local people often had to give up their land, livelihood and their control over resources for the greater good of the nation. . Irrigation has changed the cropping pattern from shifting to commercial crops. Dams also created conflicts between people wanting different uses and benefits from the same water resource.
What are the disadvantages of multi-purpose project?
- multipurpose project affects the natural flow of water.
- it cause the excessive sediments at the bottom of the river which makes stream beds rockier.
- it causes the poor habitat of aquatic life.
- the dam submerged the vegetation and soil at the both of the bank of the river and causes flood plains.
What is the traditional use of dams?
Dams were traditionally built to impound rivers and rainwater that could be used later to irrigate agricultural fields. Today, dams are built not just for irrigation but for electricity generation, water supply for domestic and industrial uses, flood control, recreation, inland navigation and fish breeding.
What three things can a dam be used for?
The purpose of a dam is to impound (store) water, wastewater or liquid borne materials for any of several reasons, such as flood control, human water supply, irrigation, livestock water supply, energy generation, containment of mine tailings, recreation, or pollution control.
What is dam write its advantages and disadvantages?
Answers (1) A dam is a barrier built across a stream or river, that stops or restricts the flow of water, It builds for many purposes generate electricity or as a water supply. (1) Control on floods. (2) It helps in producing electricity. (3) Providing water for irrigation through canals.