Three advantages and disadvantages of tubewells
Answers
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
the disadvantages of well water
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.
Answer:
The advantages of tubewell irrigation are as follows:
(i) It is an independent source of irrigation.
(ii) It brings up clean water.
(iii) It can irrigate large area of agricultural land.
(iv) It is easier to bring up large amount of water in a short time period.
(v) It is a perennial means of irrigation as it is drilled up to permanent water table.
The disadvantages of tubewell irrigation are as follows:
(i) Excessive use of tubewell water can lead to depletion of groundwater.
(ii) It is useless if the water is brackish.
(iii) It is expensive as it requires continuous supply of electricity.