this ppt is made by 1 of my closest friend and with her permission i have uploaded this.. main motive is to make general awareness of rain water harvesting... thank you!!!!!

1. RAIN WATER HARVEST
INTRODUCTION:-
Water is essential to all life forms on earth - human, animal and
vegetation to sustain life
Rain is the first source of water in hydrological cycle
It’s a primary source of water for us
Hence rain water harvesting should be done .
Rainwater harvesting is a technology used for collecting and
storing rainwater

2. Need for rainwater harvesting
 Water is becoming scarce,
Surface water is inadequate to meet our demand.
 we have to depend on ground water.
To reduce soil erosion.
Groundwater is getting depleted and polluted.
Improves the ground water quality.
|Increasing population of India.

3. How to harvest rain water
Collect water from the rooftop.
Draw it down from pipes.
Filter the water.
Store in a sump or tank for later use.
Charge the groundwater through a soak pit.
Lead the water into a well to increase ground water content.

4. Benefits
RWH is the ideal solution for all water requirements.
 Increase in ground water level.
 Reduces flooding of roads .
 Reduced soil erosion.
 Improves the ground water quality.
 Low cost and easy to maintain.
 Reduces water and electricity bills.

5. Conserve,Reuse,Recycle Water
Save Water Save Life

6. THANK YOU