Dear all: UNICEF Bangladesh has released two new reports on arsenic. The first is a detailed analysis of a chemical water quality survey which was made as part...
985
Vasant Soni
vasantsoni@...
Apr 21, 2011 8:22 pm
Dear Fellow Researchers Some of our colleagues have reported higher than permissible Manganese content in water. It is possible that such water may also have...
986
A.B.M. Sadiqur Rahman...
srsohel
Apr 25, 2011 3:43 pm
Dear all, Another way of simple method to remove As, Fe and Mn is, oxydizing by adding cl2 (liquid/solid) and simple filtration by cloth. I have tried this...
987
fakhrul islam
mfislam2000
Apr 25, 2011 11:10 pm
With reference to the information given by Dr Soni, I beg to add that the knowledge of the application of lime to remove arsenic from water may not be new. The...
988
A.B.M. Sadiqur Rahman...
srsohel
Apr 28, 2011 2:02 am
Dear all, Regarding oxydation by chlorine, I mean to use NaOCl or bleach. Mistakenly, it was written as Cl2. Thanks, Sadiq...
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Vasant Soni
vasantsoni@...
Apr 30, 2011 9:31 pm
Researchers, Implementation Organizations and Persons, Arsenic Crisis Group Subject: Simple method to remove Arsenic from drinking water For last few weeks we...
990
Henry Miyamoto
hkmiyamoto
May 1, 2011 3:29 am
Many years ago, Professor Don Kirk and I developed a technique to remove arsenic from deep shaft well waters in an in situ fashion. It was tested for a few...
991
Shyamal Chowdhury
sssupervision
May 1, 2011 9:26 pm
Dear All, With all due submission we would like to draw your kind attention to the acute scarcity of pure drinking water in the rural villages and hilly areas...
992
Meer Husain
matribhumi_bd
May 2, 2011 2:26 am
Prechlorination by both Calcium Hypochlorite and Sodium Hypochlorite have been extensively used in municipal and small scale arsenic removal systems in USA...
993
Meer Husain
matribhumi_bd
May 5, 2011 9:59 pm
Mr Tammy Dhar recently presented an important documentary on arsenic crisis in West Bengal entitled "Jole Bish (poison in water)". I have experienced and...
994
Meer Husain
matribhumi_bd
May 19, 2011 3:40 am
We have conducted a preliminary investigation on the possibility of using surface water by treating it through chlorination and filtration in arsenic affected...
995
Pronoy Chatterjee
pkc_usa
May 21, 2011 3:29 pm
Meer Husain's description of filtration-chlorination process is simple and presumably inexpensive and it is known for years. Also Bangladesh has plenty of...
996
Shyamal Chowdhury
sssupervision
May 21, 2011 3:39 pm
Dear All, Some of the researchers of arsenic-crisis group have wanted to know about various aspects of our arsenic test kit and quest for any test kit for iron...
997
Khalid Hussain
khalidrind@...
May 22, 2011 1:52 pm
Dear Members, Here in Pakistan I am working at flood affected areas, and working on water, now we have planned for arsenic analysis, please name some...
998
Meer Husain
matribhumi_bd
May 22, 2011 1:55 pm
Large scale centralized surface water treatment system would be many times cheaper than a large scale centralized arsenic removal system both in urban and...
999
fakhrul islam
mfislam2000
May 24, 2011 1:05 am
I agree with Mr Meer Hussain as regards the chlorination of surface water for the arsenic affected areas if such areas have access to surface water sources. My...
1000
Meera M Hira-Smith
indicalmeera
May 24, 2011 1:08 am
I agree with Meer Husain. Since 2001, Project Well has implemented 167 modern dugwells, bore-dugwells and borewells of various depths, ranging from 16 to 27...
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Meer Husain
matribhumi_bd
May 26, 2011 6:55 am
On May 18th I shared with you all a handout/article entitled Shock Chlorination for Private Water Systems. Please see the article at the following website: ...
1002
Mahmudul Hasan
hasan_mahmud...
Jun 7, 2011 7:26 pm
Dear All, We must agree with Mr. Meer Husain as to increase our dependence and performance on using surface water for drinking and irrigation. We have lot...
1003
Vasant Soni
vasantsoni@...
Jun 8, 2011 4:36 am
Dear All I agree with Dr. Mahmudl Husan that maximum use of surface water should be a goal. Unfortunately what is happening in our part of the world that...
1004
Meer Husain
matribhumi_bd
Jun 13, 2011 3:08 am
Dr. Mahmudul Hasan properly indicated that we must increase the dependence on surface water for both drinking water and agricultural irrigation water supply....
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Vinay Chand
vinaychand@...
Jun 15, 2011 1:19 pm
Aside from my advocacy role on arsenic contamination in Bengal, I work with very advanced water purification technologies. When I first started to pay...
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iqbal zuberi
zuberimi
Jun 18, 2011 2:34 pm
Yes Dr Saqib, you are right. And the same is the case with Bangladesh. Many, many villages with millions are forced to drink arsenic contaminated water. It is...
1008
Richard Wilson
richardwilsonma
Jun 18, 2011 2:35 pm
The issue is whether one can get bacteria free water locally in small units. The answer is yes, but the larger wells (INDARA wells) are easier. It is not as...
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Mahmudul Hasan
hasan_mahmud...
Jun 18, 2011 2:38 pm
Dear All, At first, I would like to draw attentions of all on that I am not a PhD as some of you have mentioned in your messages. I am simply Mahmudul Hasan...
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Saqib Karori
saqib_karori
Jun 18, 2011 4:50 pm
Richard and all - I am sure in today's world, such a system is available. The issue is not really put to rest just by installing or providing these small units...
1011
Meer Husain
matribhumi_bd
Jun 21, 2011 1:53 am
Community based water treatment system at every corner of the street of West Bengal and Bangladesh is many times better than individual household system...
1012
Prof. Prosun Bhattach...
prosun_b
Jun 21, 2011 1:56 am
GSA ANNUAL MEETING http://www.geosociety.org/meetings/2011/ 2011 GSA Annual Meeting ARCHEAN TO ANTHROPOCENE: THE PAST IS THE KEY TO THE FUTURE 9-12 October...
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Saqib Karori
saqib_karori
Jun 21, 2011 1:57 am
I tend to agree that surface water is a good, viable long term solution which needs proper planning, design and implementation. The argument that surface...
1014
Sushant Singh
sushanta_env
Jul 7, 2011 3:57 am
I agree with Mr. Chand's concern about the economics behind the treatment/filtration of surface water. The country like Bangladesh and India have several...
