Contamination, Pollution and Quality

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/topics/contamination-pollution-and-quality

Featured Articles
September 5, 2024 The current state of play regarding sewage treatment standards in India
Clogged pipes: India's sewage treatment crisis (Image: Trey Ratcliff, Flickr Commons; CC BY-NC-SA 2.0)
September 2, 2024 Recommendations made by an expert committee, the NGT's subsequent orders, and a critical analysis of these developments
Drum screens at Bharwara sewage treatment plant (Image: India Water Portal)
August 30, 2024 This article traces the evolution of the legislative framework for water pollution in India and its implications for wastewater treatment standards in the country. 
Open drains in Alwar (Image Source: IWP Flickr photos)
August 22, 2024 The journey of sewage treatment standards and the challenge of treating India’s growing wastewater
Need to fix wastewater effluent standards (Image: Kristian Bjornard)
August 1, 2024 Recognising the limitations of relying solely on herbicides, a strategic shift towards preventive measures is crucial
Relying solely on chemicals to keep weeds at bay isn't sustainable and can harm the environment. (Image: Needpix)
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)
A simple and marvellous solution to clean ocean oil spills
A video demonstrating a simple and effective method to clear oil spills in oceans or any other water body. Posted on 29 May, 2010 11:19 AM

Please have a look at the Demonstration video about clearing oil spills in oceans or any other water body.

http://video.godlikeproductions.com/video/CWRoberts_Presentation_2wmv

It is a simple and effective method.

Drinking water quality monitoring and management training, TARA Livelihood academy, Orchha, MP
Posted on 25 May, 2010 04:22 PM

Development Alternatives Group

Organizers:TARA Livelihood Academy

"Kochi: To Get Rs 100 Crore Modern Sewerage System" : Droplets (May '10)
The May'10 newsletter features story on Kochi's Rs100 crore modern sewerage system and other water news. Posted on 25 May, 2010 12:08 PM

Droplets newsletter

Highlights

  • Kochi: To Get Rs 100 Crore Modern Sewerage System
  • Punjab: Rs 53.58 Crore New Water Supply & Sewerage Project
  • Pune: To Construct 120 MLD Water Filtration Plant
  • Water.Org: Launches India WaterCredit Forum
Arsenic contamination of groundwater in Bihar and mitigation strategies - A research study
This presentation deals with the problem of arsenic contaminated aquifers in the Gangetic belt of Bihar and the failure of the state government in tackling the crisis. Posted on 12 May, 2010 11:24 PM

Arsenic contamination of groundwater of Bihar and mitigation strategies - Map 2009This presentation deals with the problem of arsenic contaminated aquifers in the Gangetic belt of Bihar and the failure of the state government in tackling the crisis and calls for the establishment of a centralized knowledge & research hub with an understanding of the regional peculiarities to mitigate the crisis.

It traces the origin of arsenic crisis to the switch from use of surface water to groundwater. The health impacts of arsenic poisoning and the factors that aggravate arsenicosis are explained. A total of sixteen districts (fifty-seven blocks) in Bihar are affected by high levels of arsenic in groundwater, in trivalent form, which is a more toxic form of arsenic.

Formulating action plan for removal of arsenic contamination in West Bengal - Planning Commission Task Force report
This report of the Task Force appointed by the Planning Commission presents an action plan for removal of arsenic contamination in West Bengal. Posted on 12 May, 2010 11:49 AM

The report of the Task Force appointed by the Planning Commission presents an action plan for removal of arsenic contamination in West Bengal. It looks at the extent of the problem, its intake sources, technologies available and the operation and maintenance (O&M) issues.

It outlines the diverse technologies based on various scientific principles, assesses them based on their scale of operation (domestic or community) on techno-economic considerations & infrastructure required and provides suggestions. Short, medium and long term measures are outlined for tackling the problem of arsenic contamination in drinking water supply in the state.

Ensuring safe drinking water through innovative technologies to eradicate fluorosis - Sachetana Project - Information manual by BIRDK and Govt of Karnataka
This manual provides the details of the Sachetana project that aims to provide safe drinking water to fluorosis affected populations through the adoption of innovative technologies. Posted on 05 May, 2010 05:31 PM

Ensuring safe drinking water through innovative technologies to eradicate fluorosis - Sachetana Project - BIRDK and Govt of KarnatakaThis manual produced by BIRD-K and DRDPR (GoK) provides the details of the Sachetana project that aims to provide safe drinking water to fluorosis affected populations through the adoption of innovative technologies for rainwater harvesting and groundwater recharge.

The project is being implemented through the Gram Panchayats of 60 villages from 4 taluks among three districts of Karnataka state over a period of five years (2006-11).

The objectives of the project include:

  • Provision of safe drinking water through innovative rain harvesting structures
  • Recharge of groundwater through excavation of percolation ponds
  • Recharge of existing bore wells and direct recharge of aquifers
  • Awareness generation activities to promote sustainable management and management of water resources and water harvesting structures.
Rainwater filtration from large roofs in polluted environments to potable quality
Posted on 21 Apr, 2010 05:25 PM

Is there anyone in India who is willing to develop a multi-stage Saferain unit with me?
Imagine a 5000 sq metre factory in New Delhi, (or Shanghai, or wherever).

The air is polluted, the roof is polluted, and, yet, I say that potable. or near so, can be delivered in a rain event. The following is a cut and paste. This is how it's

Press release : UL certifies Kimberlite Chemicals for health effects in drinking water
The press release is to announce that Kimberlite Chemicals India Pvt. Ltd., has received UL certification for its antiscalant water treatment chemicals. Posted on 20 Apr, 2010 11:25 AM

Underwriters Laboratories Certifies Kimberlite Chemicals for Health Effects in Drinking water

For Immediate Release

Underwriters Laboratories Certifies Kimberlite Chemicals for Health Effects in Drinking water
Kimberlite Chemicals Becomes First Indian Company to Earn UL
Certification for Antiscalant Water Treatment Chemicals

Bangalore, India, April 14 2010 – Underwriters Laboratories (UL), a global leader in drinking water quality and safety, today announced that Kimberlite Chemicals India Pvt.  Ltd., received UL certification for its antiscalant water treatment chemicals. Kimberlite’s antiscalant water treatment chemicals will now bear the UL Classified Water Quality Mark, indicating certification to ANSI/NSF Standard 60 for health effects.

UL launched its drinking water product certification program in India in 2009 and has been working with a number of Indian companies on a broad range of products including disinfection and oxidation chemicals, coagulants, drinking water treatment units, gaskets, butterfly valves, sediment filter cartridges and activated carbon.  Kimberlite, a renowned company known for its world-class technology product and service in the field of specialty chemicals and coatings, is the first Indian manufacturer to be certified through UL’s water program for antiscalant water treatment chemicals.

UL’s certification of Kimberlite’s antiscalant chemicals provides verification that these chemicals have been independently tested and validated to meet both industry standards for health effects in drinking water as well as UL’s rigorous certification requirements. Antiscalant chemicals are used to protect reverse osmosis (RO) membrane life and are used in industrial RO purifiers.

A plan to clean and stop pollution in Yamuna within 7 months
Posted on 01 Apr, 2010 11:29 AM

Delhi, India

I, Gopi Dutt, want to draw your attention to problem that Delhi has been facing since as long as 10 yrs now. I am talking about the pollution in Yamuna caused by devotional material, Polybags, Flowers etc. Our govt., different NGOs and now Maharaja Sri Sri Ravi Shankar have put their best efforts to clean up the river. We all have been trying to clean it up for the past 10 yrs but it hasn’t stopped yet. Does anyone have a plan to stop this that here is no further need to clean n re-clean the river? The problem is that we only create awareness that people should not pollute the river but there are no measures taken to stop this pollution.

Bioremediation of turbid surface water using seed extract from Moringa Oleifera Lam (Drumstick Tree)
This research paper describes an indigenous water treatment method, that uses Drumstick seeds as an effective natural clarification agent for highly turbid and untreated pathogenic surface water. Posted on 26 Mar, 2010 06:38 PM

This research paper describes an indigenous water treatment method, that uses Moringa oleifera (Drumstick) seeds in the form of a water-soluble extract in suspension, resulting in an effective natural clarification agent for highly turbid and untreated pathogenic surface water.

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