RAIN WATER HARVESTING

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Ad

Water: water is renewable resource. Three- fourth of surface is covered with
water but only a small proportion of it accou...

Life is possible on earth due to the presence of water. Nearly three-fourths of
the earth's surface is covered with water....

In the past few years, there was not even enough rain. Everything had dried up
there. There was no water for drinking, for...

Introduction:
Harvesting Rainwater for saving drinking water has gained
enormously in significance as modern water saving ...

What is Rainwater Harvesting ?
Water is our most precious natural resource and
something that most of us take for granted...

Why is it Important?
The harvesting of rainwater
simply involves the collection
of water from surfaces on
which rain falls...

Methods of Rainwater Harvesting
Broadly there are two ways of harvesting rainwater.
•Surface runoff harvesting
•Roof top r...

Surface runoff harvesting
In urban area rainwater flows away as surface runoff. This
runoff could be caught and used for r...

Roof Top rainwater harvesting
•It is a system of catching rainwater where it falls. In rooftop
harvesting, the roof become...

Components of the roof top rainwater harvesting
The illustrative design of the basic components of roof top
rainwater harv...

Components of roof top rainwater harvesting system
•Catchment
•Transportation
•First flush
•Filter
•Storage
•Usage
•Rechar...

Catchment
• The surface that receives rainfall directly is the catchment of
rainwater harvesting system.
•It may be terrac...

Transportation
•Rainwater from rooftop should be carried through down take
water pipes or drains to storage/harvesting sys...

Gutters
•Gutters are channels all around the edge of a sloping roof to
collect and transport rainwater to the storage tank...

First Flush
•First flush is a device used to flush off the water received in first
shower. The first shower of rains needs...

Filter
•There is always some skepticism regarding Roof Top Rainwater
harvesting since doubts are raised that rainwater may...

Storage
Harvested rain water can be stored in sub-surface ground
water reservoir by adopting artificial recharge technique...

Recharge
structures Rainwater may be charged into the groundwater
aquifers through any suitable structures like dug wells,...

Advantages of RWH
RWH systems provide water at or near the point where water is
needed or used.
 Rainwater is relatively...

Disadvantages of Rainwater Harvesting.
1. Unpredictable Rainfall: Rainfall is hard to predict and sometimes little or no
r...

Rain water harvesting is a technique of collection and storage of rainwater into
natural reservoirs or tanks, or the infil...

Water is a limited resource. What each of us does in the world, how we live, does
make a difference. As we learn the value...

How to save water: 10 tips for saving water around the home
The majority of household water use comes from toilets, washin...

RAIN WATER HARVESTING

Share Slideshare

LinkedIn
Facebook
Twitter

Embed

Size (px)

Show related Slideshows at end

WordPress Shortcode

Link

Share
Email

2024 Trend Updates: What Really Wor... by Search Engine Jou... 1065430 views
Storytelling For The Web: Integrate... by Chiara Aliotta 984849 views
Artificial Intelligence, Data and C... by OECD Directorate ... 928646 views
How to Leverage AI to Boost Employe... by SocialHRCamp 394960 views
2024 State of Marketing Report – by... by Marius Sescu 223245 views
Everything You Need To Know About C... by Expeed Software 238612 views

View on Slideshare

1 of 25 Ad

View on Slideshare

1 of 25 Ad