Geography, asked by suharth, 1 year ago

highlight the merits and demerits of well irrigation

Answers

Answered by humerabibi5104
8
DeMerits of irrigation
Danger of water logging and salination of soils.It may change properties of water in reservoirs due to waste water use and disposal.Deforestation of area is to be done which is to be irrigated. With it, change of water regime in the area.Possible spread of diseases from certain types of surface irrigation.Merits of irrigation 
During the period of low rainfall or drought, yield of crops may increased or remains same, due to irrigation system.The food production of a country can be improved by ensuring the growth of crops. This helps a country to prevent famine situation.Securing increased agricultural production and thus improving the nutrition of the population.Irrigation helps to improve the cultivation of cash crops like vegetables, fruits, tobaccos, sugar cane.In some river valley projects, multi purpose reservoirs are formed by constructing high dams. At these river valleys, hydro electric power may be generated.Retention of water in reservoirs and possible multi purpose use thereof.Irrigation canal may be the source of water supply for domestic and industrial purposes.The reservoirs and canals can be utilized for the development of the fisher project.Culturing the area, increasing the social and cultural level of the population.Recreation facilities in irrigation canals and reservoirs.



Answered by RohitSaketi
6
One of the biggest advantages of well water is that it is quite arguably the cheapest way to deliver water to your home or structure. Once a hole is dug it can be used endlessly for your needs. In normal conditions ground water that is tapped into by a well is safe for consumption, and pure, which is what makes well water a great option for some.

The major disadvantage of well water is the environment that it is dug in. Ground water is far down from the surface of the land, but that does not mean that it is not affected by the contaminants in the environment. When there is high contamination in any locale, it is likely that the ground water will be affected. That can make the purity of well water less than desirable. Another disadvantage to well water is that it can be affected by the water shelf, or the amount of reserves that the region has. It relies on rain and other precipitation to replenish the supply. If a region goes through times of drought, it will affect not only the replenishment of the water, but the quality of the water that it delivers.
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