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)
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

Urban local initiatives and government responses: A case of Dev Nadi in Pune
Most of the rivers and streams in urban India are dead. Race to urbanisation has cost us these once-beautiful water bodies. One story from many - Pune's Dev Nadi Posted on 21 Oct, 2010 01:26 PM

Most of the rivers and streams in urban India are dead. With a very few and rare exceptions, these once-beautiful water bodies have been encroached upon, sources dried up or converted into sewage drains all over the country.Water is being sourced or pumped from sites upstream of the city for its needs or from long distances and the city administration has little incentive for cleaning its own muck. The dismal figures of urban sewage treated by sewage treatment plants, their installed capacity and efficiency stand testimony to this.