Essay on Rain Water Harvesting for Children and Students

 

rain water harvesting essay

Apr 04,  · There are very few resources of water available for the use, hence creating the necessity of saving water. Rainwater harvesting is one of the efficient ways to save water and reuse it. Many schools and colleges organize speech and essay competitions for /5(33). Essay # 5. Purposes of Rainwater Harvesting: i. Rain water is a natural source, which is presently being wasted. ii. Prevents ground water depletion. iii. It is a good supplement to piped water system. iv. It has a positive cost benefit ratio. v. It is relatively pollution free. vi. It results in water . This has given way of many ways of preserving water. One among such methods is rain water harvesting. What is Rainwater Harvesting? Rainwater harvesting is the process of collecting the rainwater from the surfaces it falls and and then collecting it for the use in the future. Usually, the water is collected from the roof and stored in a tank.


Essay on Rainwater Harvesting ( Words)


Rain Water Harvesting as a method of utilizing rain water for domestic and agricultural use is already widely used throughout the world. It is a method which has been used since ancient times and is increasingly being accepted as a practical method of providing potable water in development projects throughout the world. It has wide application also in urban and semi -urban areas where the reliability and quality of piped water is increasingly being questioned. For centuries the world has relied upon rainwater harvesting to supply water for household, landscape, and agricultural uses.

Before city water systems were developed rainwater was collected mostly from roofs and stored in cisterns or storage tanks. Today, many parts of the world, including Hawaii and the entire continent of Australia, rain water harvesting essay, promote rainwater as the principal means of supplying household water.

On many Caribbean islands where rainwater is the most viable water supply option, public buildings, homes, and resorts all collect rainwater to supply their needs. In Hong Kong, rainwater is rain water harvesting essay from skyscrapers to supply water needs. Rainwater harvesting promotes self-sufficiency and fosters an appreciation for water as a resource. It also promotes water conservation. Rainwater harvesting also conserves energy as the energy input needed to operate a centralized water system is bypassed.

Many systems require only a small pump to create water pressure in household pipes. Local erosion and flooding from impervious cover associated with buildings is lessened as a portion of local rainfall is diverted into collection tanks. Rainwater is one of the purest sources of water available. Its quality almost always exceeds that of ground or surface water. It does not come into contact with soil or rocks where it can dissolve minerals and salts nor does it come into contact with many of the pollutants that are often discharged into local surface waters or contaminate ground water supplies, rain water harvesting essay.

However, rainwater quality is influenced by where it falls. Rainfall in areas where heavy industry or crop dusting is prevalent may not have the same purity as rain falling in other areas.

Rainwater is soft. It can significantly lower the quantity of detergents and soaps needed for cleaning. Soap scum and hardness deposits do not occur.

There is no rain water harvesting essay for a water softener as there often is with well water. Water heaters and pipes are free of the deposits caused by hard water and should last longer.

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Rainwater Harvesting Essay in English for Students

 

rain water harvesting essay

 

Rainwater harvesting is the accumulation and storage of rainwater for reuse on-site, rather than allowing it to run freebtcoincoin.tkter can be collected from rivers or roofs, and in many places, the water collected is redirected to a deep pit (well, shaft, or borehole), aquifer, a reservoir with percolation, or collected from dew or fog with nets or other tools. Dec 26,  · Rainwater harvesting is a strategy of collection and storage space of rainwater into natural reservoirs or tanks, or the seepage of surface water into subsoil water channels. It is one of the purest form of water found on earth, because it is collected after it has vaporized and is almost as good as distilled water. Apr 04,  · There are very few resources of water available for the use, hence creating the necessity of saving water. Rainwater harvesting is one of the efficient ways to save water and reuse it. Many schools and colleges organize speech and essay competitions for /5(33).