Water Harvesting

Green Systems

Presence of Freshwater On earth

Water Distribution & Fresh water Use

• 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?

Benefits of Rain water Harvesting.

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

Contact Us

Head Office:120, DLF Galleria, Mayur Vihar Phase - 1

Delhi - 110091, Indiahttp://greensystems.net/contact.html

Follow us on: