Sustainable Sky Water Harvesting for Solving Drinking Water Crisis in Bangladeshfor Solving Drinking Water Crisis in Bangladesh

Dr. Sky Water

“ Don ’t drink ! ”

� 40 million people drink arsenic contaminated water

� 70 million people are at risk

Arsenic problem in Bangladesh

Water Salinity Problem

Bangladesh – Disaster Prone Country

Numerous taps in the sky for safe drinking water !

Avg. Monthly Rainfall at Satkhira

200250300350400

Rai

nfal

l (m

m)

050

100150200

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sept

Oct

Nov

Dec

Months

Rai

nfal

l (m

m)

From Salty Water to Sweet Water

Bagerhat

Rainwater Harvesting Initiative of “People for Rainwater”

Morrelganj

Sources of Water Total

Pond Tube –well (owned)

Tube –well ( not-owned)

Pond-Sand-Filter ( PSF)

No. of Individuals 9 (20.5%) 9 (20.5%) 7 (15.9%) 19 (43.2%) 44 (100%)

Water Problem

Odor 13.6 % 2.3 % 2.3 % 6.8 % 25 %

Test is not good 15.9 % 4.5% 4.5% 4.5% 29.5 %

Water has bad color

15.9 % 4.5% 2.3% 11.4% 34.1%

Health problem 13.6 % 15.9 % 6.8 % 11.4 % 47.7%

Water Fetching Burden

9.1% 2.3% 4.5% 27.3% 43.2%

Not- Available for whole Year

13.6 % 0% 2.3% 11.4% 27.3 %

No Problem 2.3 % 4.5% 4.5% 9.1% 20. 5 % ( N=9)

Reason of not-installation of tank

I had not enough Money

I had no Idea I don’t know how to do it

I think that I was notConscious

I had nowaterproblem

This is not auseful technology

Conscious problem

No. ofIndividual

16 (36.4%) 8 (18.2%) 7 (15.9%) 9 (20.5%) 4 (9.1%) 0

Problem of Rainwater Tank

Knowledge Consent ( How to Do )

- Lack of education

- Lack of awareness Program by NGO

- No Observation and Hearing about tank from Others

- Low Income

- Lack of Trust on Rainwater Harvesting Technology

- NGO is not Efficient and Effective

TYPE: RING TANK TYPE: TILES TANK

CAPACITY: 4400 LITRE CAPACITY: 4400 LITRE

INSTALLED IN: RPO FOUNDATION INSTALLED IN: RPO FOUNDATION

INSTALLED BY: PR INSTALLED BY: PR

INSTALLED ON: SEPTEMBER, 2009 INSTALLED ON: SEPTEMBER, 2009

16752.5BTK(246USD) 16462.5BTK(242USD)

Knowledge Creation 1

Awareness Programme

( Group meting, courtyard meeting, village meeting)

2

Building rainwater tank at Strategic Location

Sugoi Wow..!!

Good!! Sugoi !!

Private house nearby main street

Wow..!!

2

How is RWHT??

Good

It Must Be Good

Social Learning and Social Influence

Friend

Friend Friend

Friend

Friend

Good

Very Good

Rich People

Yes, I

Ok!! It is good!!

Poor People

Yes, I understood the importance of RWHT, I must do it Now

But, I have

-no food,

- no money

- my son can’t go to school

-Money for Health Treatment

How I Will Do RWT ??

Microcredit systems

Installation & Maintenance Manual

Rich High Price Tank

Poor

Low-Cost Tank

NGO

Microcredit systems Small Microcredit systems

BIO FILM Formation on the Surface of the Tank

Sustainable model for Rainwater Harvesting Social Business

Wealthy class

Microcredit

Middle class

and the PoorLocal

NGOs

collaboratio

Rainwater Industry

cooperation

Institute on

Skywater

Harvesting

Co., Ltd.

People for

Rainwater

Bangladesh

Donor

Cost effective tank:

Technology transfer, production

and distribution

Rainwater tank:

production and

distribution Job creation

for BOP

collaboration

1st stage

2nd stage

Access to safe water is the basic human right