Contamination, Pollution and Quality

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/topics/contamination-pollution-and-quality

Featured Articles
June 12, 2024 Leveraging research to optimise water programs for improved health outcomes in India
Closing the tap on disease (Image: Marlon Felippe; CC BY-SA 4.0, Wikimedia Commons)
June 4, 2024 Azolla pinnata, a floating water fern provides a unique environmentally friendly approach to mitigate the negative impacts of oil spills and promote cleaner water bodies.
Azolla pinnata, water fern that drinks oils (Image Source: Yercaud-elango via Wikimedia Commons)
May 6, 2024 In our quest to spotlight dedicated entrepreneurs in the water sector, we bring you the inspiring story of Priyanshu Kamath, an IIT Bombay alumnus, who pivoted from a lucrative corporate career to tackle one of India's most intricate water quality challenges, that of pollution of its urban water bodies.
Innovative solutions to clean urban water bodies, Floating islands (Photo Credit: Priyanshu Kamath)
April 1, 2024 Decoding the problems and solutions related to stubble burning
Burning of rice residues after harvest, to quickly prepare the land for wheat planting, around Sangrur, Punjab (Image: 2011CIAT/NeilPalmer; CC BY-SA 2.0 DEED)
February 20, 2024 This study predicts that sewage will become the dominant source of nitrogen pollution in rivers due to urbanisation and insufficient wastewater treatment technologies and infrastructure in worse case scenario projections in countries such as India.
The polluted river Yamuna at Agra (Image Source: India Water Portal)
January 30, 2024 The workshop provided inputs into the newly formed committee for “Standard Operation Procedure for Quality Testing of Drinking Water Samples at Sources and Delivery Points”
Sector partners come together to supplement the efforts of the government on water quality and surveillance (Image: Barefoot Photographers of Tilonia)
Electro Arsenic Purifier developed by CECRI, Karaikudi
Electro Arsenic Purifier developed by CECRI, Karaikudi Posted on 25 Apr, 2008 05:32 PM

The Central Electrochemical Research Institute (CECRI), Karaikudi, India with the sponsorship of Department of Science and Technology (DST), New Delhi, India has developed an indigenous, low cost method of removing Arsenic from drinking water. The purifier is eco-friendly and can be run off a solar power source. Models for Domestic as well as Community use have been developed

Down to Earth's cover story on the water purifier market
Down to Earth's cover story on the water purifier market Posted on 29 Mar, 2008 10:41 PM

 

 

Microfinance for safe drinking water-ACCESS & HUL partnership
On the occassion of World Water Day 2008, ACCESS talks about its work in using microfinance to obtain safe drinking water. Posted on 21 Mar, 2008 12:12 AM

Drop by drop ACCESS & HUL in Base of Pyramid Partnership for Safe Drinking Water for Rural Poor:

Yakalakshmi lives in Nekkunda village, Telengana region in Andhra Pradesh with her husband and two children. Though she has water piped to her house by the village panchayat, her entire family fell ill for a month last monsoon season by drinking water directly from the tap. "We all got high fever and severe diarrhea", she says, "we had to spend around Rs. 4000 on health care, which was very difficult for us". So when she got the opportunity this January to buy an effective water purifier through her Self Help Group (SHG) on an installment basis she was one of the first to sign up. Yakalakshmi is just one of the beneficiaries of a unique tie-up between ACCESS Development Services, a microfinance technical services non-profit organization, and Hindustan Unilever Limited, one of the country's largest producers of fast-moving consumer goods, to provide safe drinking water to rural poor. "Most of these villages have piped water or boreholes", says Padma, Project Coordinator at a local NGO, PEACE, "the problem is that tests by UNICEF in this district show that up to 70 percent of these sources are contaminated."The contamination gets even worse during the rainy season, especially due to poor sanitation and waste-management practices.

Frequently asked questions (FAQ) on Total Dissolved Solids
Here is a compilation of answers received on India Water Portal on queries related to TDS. Posted on 29 Feb, 2008 03:52 AM

The most popular FAQs are listed below. Please click on a topic to view more detailed information:

Safe drinking water, crucial to protect health (Image Source: PxHere)
SAFEWAT: Water purification system by Population Services International
SAFEWAT: Water purification system by Population Services International Posted on 18 Feb, 2008 11:15 AM

Most drinking water projects are designed for supply of treated water through pipes to communities ; this requires investment on infrastructure such as pumps, overhead tanks, supply pipes, water purification equipment and after the project, maintenance staff and funds; while all this calls for planning, funding and time to execute, yet we cannot be certain that the water delivered remains uncon

Issues about the bottled water industry
Issues about the bottled water industry Posted on 15 Feb, 2008 09:52 AM

Bottled water as daily drinking water Thirty five years after Bisleri launched India's first bottled water, urban India is filled with numerous bottled water brands, some known, and some unknown. There are more then 250 brands and 2000 plus bottling plants across the country. The market for packaged drinking water is around Rs 10 billion and is growing at the rate of 40 percent per annum.

Gastro-enteritis rears its head due to contaminated water in Bangalore
S.Vishwanath on the recent incidence of gastro-enteritis due to possibly sewage contaminated water in Bangalore Posted on 30 Jan, 2008 01:46 AM

There is a spurt of gastro-enteritis in the city today. Residents think that it is the contaminated mains supply from the BWSSB that is the source of the gastroenteritis. The Bangalore water supply and Sewerage Board thinks it is water bought by residents from the private water tankers that is the cause but then seems to change its mind.

H2S Strip test and SODIS for testing water purity
H2S Strip test and SODIS for testing water purity Posted on 13 Jan, 2008 11:47 AM

 

Two simple technologies for water purity:

Demonstrating inexpensive biosand water filters
Demonstrating inexpensive biosand water filters
Posted on 03 Dec, 2007 08:51 PM

A majority of the population in the developing world still does not have access t

Water resource website-www.allaboutwater.org
Water resource website-www.allaboutwater.org Posted on 04 Nov, 2007 02:03 PM

www.allaboutwater.org is an interesting site for laypersons but also to an extent for water resources researchers, covering a wide range of facts relating water vis-à-vis our planet and the human race and presenting its information in a clear, user-friendly way.

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