Treatment and Purification

Featured Articles
December 11, 2019
Locals reject social impact assessment report of Luhri II hydropower project
News this week
Sutlej river in Kinnaur, Himachal Pradesh (Image source: Sanyam Bahga, Wikipedia)
December 2, 2019
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
Picture credit: Romit Sen
November 21, 2019
Jaipur’s wastewater conundrum
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
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.
Image credit: Citizen Matters
November 13, 2019
NGT pushes to ban RO purifiers for water with TDS below 500 mg/l
Policy matters this week
A domestic RO water purifier
October 10, 2019
Goa fights to protect its khazans; Coonoor cleans its river; Punjab gov scrambles to clean Kali Bein River before Gurupurab
News this week
Aerial view of a Khazan in the Zuari river, Goa.
Kolkata's grossly undervalued natural sewage management system
The benefits of the East Kolkata Wetlands are known to all in the state but the greed for land and lax penalties are destroying this Wetland of International Importance.
Supreet Kaur
Posted on 16 Mar, 2014 10:34 PM

The city of Kolkata is blessed to have its very own natural urban wastewater treatment system in the form of the East Kolkata Wetlands.
Fish rearing on wastewater, East Kolkata Wetlands
Call for Papers for the 'International Conference & Exhibition for Filtration & Separation Technologies- FILTECH -2015', Cologne, Germany
FILTECH 2015 Conference will feature once again the latest advances and techniques in liquid/solid and gas/particle separation (dust, gas & air filtration) in three days of indepth exposure.
Posted on 13 Mar, 2014 08:46 AM

About FILTECH-2015:
Pesticide 'thali'
A 2010 study by Consumer Voice found that Delhi's fruits and vegetables contain high levels of pesticide residue. Despite the high court getting involved, not much has changed since.
Amita Bhaduri
Posted on 20 Jan, 2014 09:39 AM

One doesn't have to look far to find pesticide contamination in food and water in India.
Toxins are used as ripening agents in vegetables
Big steel firms illegally mined Rs. 45,000 Cr worth
News this week: Commission finds that big corporates mined Rs. 45000 Cr worth iron ore, Delhi residents protest waste incinerator and POSCO's clearance to be revalidated.
Ravleen Kaur
Posted on 14 Jan, 2014 06:40 PM

Corporates like Tata Steel, Essel Mining violate green laws in Odisha
Illegal Ironore mining in Odisha (Indialatest.org)
Free water for the Capital
Policy Matters this week: AAP government in Delhi announces free water, nuclear plant in Haryana and hydel projects in Arunachal get green nod.
Ravleen Kaur
Posted on 08 Jan, 2014 12:04 PM

Two days into power, AAP announced free water
Free water but for how long? (Source: Wikipedia)
Coca Cola plant in UP lowers groundwater level
Policy matters this week: Coca Cola plant in Mehdiganj lowers groundwater level, Haryana plans water misuse bill and Punjab makes water recycling compulsory for water consuming industries.
Ravleen Kaur
Posted on 22 Dec, 2013 08:41 PM

Coca Cola plant in Mehdiganj lowers groundwater level
Mehdiganj protest (Source: AID Kolkata Newsletter)
Yamuna Nama: a book review
Born out of citizens' concern for the Yamuna, the bi-lingual Yamuna Manifesto presents a lucid and succinct snapshot of the river, it's troubles, and the potential for its resuscitation.
Chicu Lokgariwar
Posted on 22 Dec, 2013 05:51 PM

The Yamuna Manifesto -or Yamuna Nama- is a bilingual book with passages in both Hindi and English, published as part of the Yamuna Elbe project. In five deceptively short sections, the book takes us from the birth to the river to its future.
Yamuna river (Source: www.pilgrimageindia.net)
Where are the toilets?
Policy matters this week: Ministry sets up committee to investigate discrepancy in toilet data and India and Asian Development Bank fund embankments in Nepal and Assam.
Ravleen Kaur
Posted on 15 Dec, 2013 09:23 PM

Committee to investigate discrepancy in data on toilets
Open defecation due to lack of toilets
Small MP village inspires neighbours
Once water-deficient, Didakhedi in Madhya Pradesh is now a village with year-round water supply and a sense of community and belonging.
Amita Bhaduri
Posted on 01 Dec, 2013 08:31 PM

The 200 odd residents of Didakhedi, a sleepy village just 13 kms from Sehore town in Madhya Pradesh, never had adequate water. Two decades ago, most of the farming in the village was done during the monsoons. The village had no electricity and a lone diesel pump operated the shallow dug wells to irrigate some lands during the winter.
40% of Delhi houses not connected with sewerage network: Census
News this week: 40% people in Delhi live in houses without sewerage, cyclone Leher passes off peacefully and farmers affected by erosion in Tripura sell land.
Ravleen Kaur
Posted on 01 Dec, 2013 08:10 PM

40% people in the National capital live in houses not connected to sewerage network
No sewerage but a dirty river Source: The Hindu
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