Rainwater Harvesting Discussion
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Water Harvesting Green Systems
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Rainwater harvesting is that the accumulation and deposition of fresh water for use before it reaches the formation. Uses embrace water for garden, water for stock, water for irrigation, and indoor heating for homes etc.. The harvested water are often used as drinkable yet as for storage and alternative purpose like irrigation. green systems provides best rainwater harvesting solution in india.
Transcript of Rainwater Harvesting Discussion
Presence of Freshwater On earth
• We have seen in last page that we have only 2.5 % fresh water for use and 97.5% is ocean’s water. Ocean‘s water is not use full.
• • You can see that how much water we are using in different
sector. Like agriculture, industry and other domestic use
• In next page we will see , Water availability , demand and gap between demand and availability.
Total water Withdrawal in different region and sectors
Increase in water Demand between 2005 to 2030 annually in Different countries
Global water Supply and Gap
• We have seen in last page supply and demand gap .
• 40% gap between demand and supply .
• We can reduce this gap 8%-10% by improvising techniques of water production and supply .
• Now 30% gap. How we can fill it.?
• I am not saying that we can fill all this gap . But we can fill this gap up to 20% by “water harvesting”
Water Demand in two Asian countries Indian and china
Now the water Situation in India. Ground water and Surface water are main source of water.
Ground water Recharge Process in Period of Monsoon
After All we have Two Question .Q1: How we can Full fill Demand O f water .Q2: How we can Recharge Ground water.Q3: How we can avoid ground water Recharge Problem In Pre-
monsoon Period
Only One Answer is Rain water Harvesting
So You can See in next how it will possible .
What is Rain water Harvesting
Think Before implement Rainwater HarvestingWhy?
How it Work ?
Rain water Harvesting in ancient India
• Rain water Harvesting is Very Old Process for conserve rain water .
• In earlier time , It was used in different areas .
• This Process was found in Harappa civilization (2500-1900 BC)
• Now some Example of Place . Where rain water harvesting was implemented
Rainwater storage reservoir at Dholavira (Rann of Kutch) – Harappan civilization (2500-1900 BC)
Johads of Rajasthan
Tankas for storing drinking water Thar desert region of Rajasthan (Barmer, Bikaner,
Pallodi)
Rain Water Harvesting in Modern India.
Roof top Rain Water Harvesting
How to It Work .
What We can do by rain water Harvesting.
Implementation of rain water Harvesting System
What Should be the area of catchment.
Some Real Example
Water Tank
Pipe for collected water
Drinking water
Cost of Installation According To area
In Our India or not even India , The hole World Need of water is .
Will you save water or not
If we can not save water than condition will be
If save water or harvest rain water than condition will be
Catch & Collect every rain dropSave Earth Save life
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