Treatment and Purification

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December 2, 2019 Water stewardship is an approach predicated on the concept that water is a shared resource and so water risks are also shared risks that everyone in a catchment will face
Picture credit: Romit Sen
November 21, 2019 A report by NIUA brings to light the chinks in Jaipur's sewage system and suggests some solutions.
Routine check done by the sewage treatment plant staff in Delawas, Jaipur. The plant is part of the ADB best practices projects list. (Image: Asian Development Bank, Flickr Commons)
November 18, 2019 Bangalore's water utility is understaffed, under financed and unable to service the city's water needs.
Image credit: Citizen Matters
November 13, 2019 Policy matters this week
A domestic RO water purifier
Banning RO purifier use when water conforms to BIS norms - Comments invited
RO purifiers can lead to huge wastage of water. A draft notification by the Environment Ministry seeks user’s views on banning RO purifiers in areas where water conforms to BIS norms. Posted on 06 Feb, 2020 05:18 PM

The use of reverse osmosis (RO) purifiers has become a contentious issue, mainly because of the amount of water that is wasted following its use.

Water filter use, safety or luxury? (Image Source: Wikimedia Commons)
Micropollutants in groundwater, a grave concern
A study finds that a number of locations in the country have high concentrations of micropollutants in groundwater posing a risk to health and environment. Posted on 30 Jan, 2020 01:03 PM

Groundwater pollution due to organic micropollutants is becoming a major cause of concern in many parts of the world, where water resources are on the decline. India is the largest user of groundwater and the presence of micropollutants in groundwater has been a growing concern. What do studies on micropollutants in groundwater in India show?

Groundwater contamination, a serious concern (Image Source: India Water Portal)
Nilogon for fluoride removal from groundwater
This unique low cost fluoride removal technology is not only affordable, but is also easy to operate as a water treatment filter with high efficiency suitable for rural application. Posted on 01 Jan, 2020 10:41 AM

Groundwater contamination has emerged as an alarming issue in India and a recent UN report reveals that India ranks 120th among the 122 countries in terms of water quality index.

Studies by the Central Ground Water Board in November 1999 confirmed the presence of fluoride in Assam which paved the way for the UNICEF and the government to collaborate on fluoride mitigation. (Image: India Water Portal)
Locals reject social impact assessment report of Luhri II hydropower project
News this week Posted on 11 Dec, 2019 12:05 PM

Locals say impact assessment report does not accurately represent the real impact of Luhri II hydropower project

Sutlej river in Kinnaur, Himachal Pradesh (Image source: Sanyam Bahga, Wikipedia)
Water stewardship approach to minimizing risks for businesses
Water stewardship is an approach predicated on the concept that water is a shared resource and so water risks are also shared risks that everyone in a catchment will face Posted on 02 Dec, 2019 03:53 PM

Water, its use, availability, and impact on people has been on the public policy debate centerstage for the past several years. In India, a growing water crisis driven by climate change, inefficiency, and water pollution is slowly moving to a near-permanent state that will harm the country’s people, economy and environment.  

Picture credit: Romit Sen
Jaipur’s wastewater conundrum
A report by NIUA brings to light the chinks in Jaipur's sewage system and suggests some solutions. Posted on 21 Nov, 2019 12:29 PM

A major area of concern currently for India is the proper disposal of wastewater in urban areas. The huge increase in supply of potable water to cater to the needs of modern urban households has correspondingly increased the quantum of wastewater.

Routine check done by the sewage treatment plant staff in Delawas, Jaipur. The plant is part of the ADB best practices projects list. (Image: Asian Development Bank, Flickr Commons)
BWSSB’s workforce woefully inadequate, says Chairman Tushar Girinath
Bangalore's water utility is understaffed, under financed and unable to service the city's water needs. Posted on 18 Nov, 2019 02:49 PM

“It is a lack of (institutional) capacity which is leading to public woes on water. We are not in a position to give you quality services because of two things – one, manpower, and two, finances,” said BWSSB Chairman Tushar Girinath, speaking at a panel discussion on ‘Sustainable, Equitable Access to Water’.

Image credit: Citizen Matters
NGT pushes to ban RO purifiers for water with TDS below 500 mg/l
Policy matters this week Posted on 13 Nov, 2019 10:45 AM

NGT pushes MoEF to issue notification to ban unnecessary use of RO purifiers

A domestic RO water purifier
Goa fights to protect its khazans; Coonoor cleans its river; Punjab gov scrambles to clean Kali Bein River before Gurupurab
News this week Posted on 10 Oct, 2019 11:36 AM

Goa government, farmers against MoEF for proposing re-designation of the state’s low lying lands

Aerial view of a Khazan in the Zuari river, Goa.
Deadly chemicals from detergents end up in rivers
India needs to come up with a regulation on use of toxic chemicals in detergents. Posted on 06 Oct, 2019 10:18 AM

It’s ironic that detergents, which are meant for cleaning, flow into water bodies and pollute them with chemicals.

Nonylphenol, a toxic chemical found in detergents is known to enter the water bodies and even the food chain, where it bio-accumulates and can pose serious environmental and health risks (Image: Toxics Link)
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