How are the modern adaptation of traditional rainwater harvesting method being carried out to conserve and store water explain?

How are the modern adaptation of traditional rainwater harvesting method being carried out to conserve and store water explain?

(ii) Rooftop rainwater is collected through a pipe into the underground tanks. (iii) In many parts of rural and urban India, rooftop rainwater harvesting is successfully adopted to conserve and store water. (iv) In Gendathur a village in Karnataka nearly 200 households have installed this system.

What are the modern methods of rainwater harvesting?

Modern Techniques of Rainwater Harvesting

• A Sub-surface Dam: A sub-surface dam intercepts or obstructs the flow of an aquifer and reduces the variation of the level of the groundwater table upstream of the dam. It is built entirely under the ground.
• Sand Storage Dam: It is constructed above ground.

What are the traditional and modern system of harvesting rainwater?

storage in tanks for reuse or recharge. ❱ By taking rooftop rainwater directly into the ground by drain pipes, dug well or Sunk for water pump. ❱ By taking rain water directly into pond & tanks.

What is the traditional way of collecting rainwater?

From rooftops, they collected water and stored it in tanks built in their courtyards. From open community lands, they collected the rain and stored it in artificial wells. They harvested monsoon runoff by capturing water from swollen streams during the monsoon season and stored it various forms of water bodies.

What is Palar Pani?

Palar Pani is referred to as rainwater in Rajasthan. In arid and semi-arid regions of Rajasthan rainwater is considered to be the purest form of water. Therefore, people in Rajasthan conserve rainwater for use during the summer months.

Why is the first rain water collection not collected?

But the first spell of rain is not collected because to clear the roof and the pipes after this all the subsequent spells is collected. This collected water is used till the next season of rain; it can be used even after other sources have dried up.

What are the two types of rainwater harvesting?

Broadly there are two ways of harvesting rainwater

• Surface runoff harvesting.
• Roof top rainwater harvesting.

What is harvesting system?

A rainwater harvesting system comprises components of various stages – transporting rainwater through pipes or drains, filtration, and storage in tanks for reuse or recharge. Catchments: The catchment of a water harvesting system is the surface which directly receives the rainfall and provides water to the system.

What are the advantages of traditional water harvesting system?

Conserves water. A source of water for landscape irrigation. It is a simple method and easy to practice. It reduces soil erosion and pollution of water bodies due to fertilizers and pesticides.

What are the traditional methods of water conservation Upsc?

Traditional ways of water conservation Building water bodies like step-wells, tanks and even ponds such as the world heritage site of Queens Step-well (Rani Ki Vav) in Patan, Gujarat, and the Rani and Padam Sagar in Jodhpur, Tank Nagamandala in Karnataka. Cleaning and Maintenance of water bodies.

What is the meaning of Palar Pani Class 10?

The Palar Pani is a term referred to the rainwater in the desert regions of Rajasthan, which is regarded as the purified form of natural water. This water in the region is perceived value and thus the conservation of this water takes place underground.

How are modern adaptations of traditional rainwater harvesting methods?

Describe how modern adaptations of traditional rainwater harvesting methods are being carried out to conserve and store water. Traditional methods of rainwater harvesting like ‘the rooftop method’ are becoming popular in India.

Why is rainwater harvesting not a viable option?

Most of the open wells and tube wells in coastal areas contain salty water due to seepage of sea water. Rainwater harvesting is a viable option for solving the issue of drinking water, but construction of rainwater overhead tanks is unaffordable for marginal farmers.

Which is the most popular rainwater harvesting method in India?

Traditional methods of rainwater harvesting like ‘the rooftop method’ are becoming popular in India. In Gendathur, Mysore, 200 households have adopted the rooftop rainwater harvesting method thereby making the village rich in rain water.

How does a rain water harvesting system work?

It uses three dedicated PVC based syringe pipes with the diameter of 2 inches to inject water from overhead sources down into a storage reservoir at 25 feet below the ground. It uses a 1.5 HP single phase and 230 V motor to pump up the stored water during de-watering.