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)
Ecological Sanitation locations in India
This is a map of installations and research of Ecological Sanitation projects in India. Posted on 01 Dec, 2010 04:55 PM

Ecological Sanitation is a new approaching sanitation where there is minimal water use and where human waste can be used as fertilizer. It is a truly sustainable approach.

Peer Water Exchange (PWX) receives 2010 Intel Environment Award
Persistant efforts win The Peer Water Exchange the 2010 Intel Environment Award Posted on 29 Nov, 2010 04:40 PM


The Peer Water Exchange (PWX) was awarded the 2010 Intel Environment Award today. PWX, a project of Blue Planet Network, is a combination of process, technology platform, and people designed to unlock the global capacity and creativity of individuals, philanthropies, businesses and implementers to solve the global safe drinking water and sanitation crises.

Rajesh Shah

Fluorosis water contamination in rural India - A video by Earth Report
In 15 of India's 26 states, bone deformity has become increasingly common. Flourosis. Contamination of drinking water with high levels of flourosis is the cause Posted on 26 Nov, 2010 12:08 PM

Video Courtesy: EarthReport

Source:  5min Media

It has been proved that it's a direct result of drinking ground water that's contaminated with high levels of fluoride. This video suggests that rainwater is the best source of water for communities living in these regions.

Seasonal changes in Indian aerosols: Updates from Earth Observatory
New research released this fall shows that the amount, size, and source of the aerosol particles hovering in the air over India changes by season. Posted on 25 Nov, 2010 12:49 PM

In recent years, scientists have detected very high levels of aerosol pollution in the air over India. Some of it is the result of industrial and agricultural activity, and some of it is nature at work.

Seasonal Changes in Indian Aerosols

Water treatment - Extended user testing of water treatment devices in Andhra Pradesh - A research paper by PATH
A key to good health is safe and clean drinking water. This is not available to everyone equally. How do society's poorer sections adapt and use water treatment devices in their daily life? Posted on 16 Nov, 2010 12:12 AM

In this research paper, PATH hopes to identify, adapt and develop water treatment devices and business models for water treatment devices for the ecnomically weaker sections of society.

Paving the way for the control of Cholera and Typhoid fever in Kolkata - A research project report of the NICED-IVI collaboration
Cholera and typhoid consume lives even today in the Eastern Kolkata slums. This research seeks to generate enough data to help planning and implementation of vaccines against the two. Posted on 13 Nov, 2010 08:43 AM

This collaborative research work between National Institute of Cholera and Enteric Diseases (NICED), Kolkata and International Vaccine Institute (IVI), Seoul under the Diseases of the Most Impoverished (DOMI) Program, supported by the Bill and Melinda Gates Foundation aims to give useful information for the prevention and control of typhoid fever and cholera. The aim is to accelerate the introduction of new generation vaccines against cholera, shigellosis, and typhoid fever, through research and capacity-building. 

The burden of cholera in the slums of Kolkata - A community based study by NICED
Measuring the burden of cholera; this paper searches for potential risk factors that need immediate addressal by public health strategies. Posted on 12 Nov, 2010 12:29 AM

This paper by National Institute of Cholera and Enteric Diseases (NICED) is based on a prospective, community based study in an impoverished urban site in Kolkata in order to measure the burden of cholera, describe its epidemiology, and search for potential risk factors that could be addressed by public health strategies. The study population was enumerated at the beginning and end of the study period. Surveillance through five field outposts and two referral hospitals for acute, watery, non-bloody diarrhoea was conducted from May 2003 to April 2004.

Heavy rains, cyclones and floods affect the life of millions; News Roundup (1-7 November 2010)
Cyclone disrupts life and living in three states, Posted on 09 Nov, 2010 08:09 PM

Recent news indicates extensive reports on the threat and destruction unleashed by cyclone Jal in the three states of Andhra Pradesh, Karnataka and Tamil Nadu, with the states of Andhra Pradesh and Karnataka being affected the most. Cyclone Jal has led to heavy rainfall in both these states leading to floods and a heavy death toll in the coastal districts of both the states, besides reports of destruction of agricultural produce in the state of Karnataka.

South India

Andhra Pradesh