Biological Pollution

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Featured Articles
January 11, 2023
Creating a pool of water quality trainers at scale
Developing core skills of trainers through the Trainer Certification Program
Strengthening skills of participants to impart training in their respective work areas (Image: INREM Foundation)
August 11, 2022
India’s rivers in trouble due to high fertilizer load and heavy monsoons
This could lead to water quality crisis reinforcing the need for basin-specific management strategies
Around the world, more than a fifth of nitrogen released by human activity ends up in aquatic ecosystems (Image: Wikimedia Commons)
July 14, 2022
Ichamati: River of poetry is dying a slow death
The river is faced with the dual problem of flood plain encroachment and growing levels of water pollution
Illegal transverse check dams (Badhals) built on Ichamati near a village in Basirhat (Image: Prithviraj Nath @ TheWaterChronicles)
May 25, 2022
Transparent urban river pollution monitoring
A study develops a decision support tool to identify polluted river stretches
Ulhas river near Khandpe village (Image: Ganesh Dhamodkar, Wikimedia Commons)
November 12, 2021
Water can kill!
Mass fish deaths can pose a challenge to the environment, biodiversity and fisherfolk who depend on them for their livelihoods. Why do they happen?
Algal blooms in a pond in Tamil Nadu (Image Source: Wikimedia Commons)
August 4, 2021
Biodiversity - crucial for survival of freshwater ecosystems!
Detritivores, scavenger organisms inhabiting freshwater bodies such as streams are crucial for the survival of water bodies. However, anthropogenic changes are killing them!
View of a s stream in Kerala (Image Source: Firos AK via Wikimedia Commons)
Thanks to dirty water, Indian children stunted
News this week
Swati Bansal
Posted on 30 Jul, 2016 11:39 PM

India has largest number of stunted children in the world: Study
Stunting in children highest in India. (Source: IWP Flickr Photos)
State does a Nero while Kharun weeps
Despite the pitiable state of a polluted Kharun, the government is keen on developing the riverfront to attract tourists.
Makarand Purohit
Posted on 18 Jul, 2016 09:30 AM

At sunrise, everything is luminous but not clear. 

― Norman Maclean, A River Runs Through It and Other Stories
Kharun river at Mahadev Ghat, Raipur.
Subarnarekha is dying. Who’s responsible?
The pitiful state of Subarnarekha stands testimony to the changing times. The river is being slowly killed by the greed of the rich and the apathy of the powerful.
Amita Bhaduri
Posted on 28 May, 2016 05:46 PM

It would not be an exaggeration to say Subarnarekha (Line of gold) is a film that left an indelible mark on Indian cinema. The film, by Ritwik Ghatak, is inspired by a river by the same name and narrates the reality around the river which flows through the present day Jharkhand, West Bengal and Odisha, before draining into the Bay of Bengal.
India’s steel city dumps its waste into Subarnarekha, the river of gold
Changing seasons and diarrhoeal diseases
This study in urban and rural areas of Vellore, Tamil Nadu found that seasonal fluctuations had an effect on water quality and diarrhoeal disease risk.
Alexandra V. Kulinkina et al
Posted on 19 May, 2016 09:07 AM

Access to safe drinking water and diarrhoeal diseases in India
Water quality, seasonality and diarrhoeal diseases (Source: Wikimedia Commons)
Copper and silver vessels are age-old bacteria killers
A study found that water stored in glass, plastic and ceramic containers, and coconut shells did not show a reduction in coliform bacteria.
Ravichandran Packiyam
Subha Kananan
Sugumaran Pachaiyappan and Unnamalai Narayanan
Posted on 21 Apr, 2016 09:42 AM

About 3 million children from developing countries below the age of 5 die every year due to diarrhoeal diseases caused by polluted water, poor san
Household drinking water and coliforms (Source: Wikimedia Commons)
Alarm bells ring for Delhi’s groundwater
The city's old wells and baodis are running dry, and the Yamuna is getting more polluted by the day. Where is Delhi's water going to come from when groundwater levels are also dropping?
Amita Bhaduri
Bhim Singh Rawat
Posted on 25 Jan, 2016 01:19 PM

Delhi, home to 16.75 million people, is in the grip of a major water crisis. Statistics by the Delhi Jal Board for the year 2011 suggest that the water deficit stands at about 250 million gallons per day with the supply being 830 million gallons per day.
Residents say they are forced to flout the groundwater extraction norms with illegal groundwater pumps in Narela in North-west Delhi due to insufficient and poor quality of water supplied.
Water filter use in India: Safety, luxury or a threat to the environment?
Researchers at Massachusetts Institute of Technology (MIT) share the findings of a study on water filter use in Ahmedabad, Gujarat and discuss its implications in India's overall context.
Aarti Kelkar-Khambete
Posted on 04 Dec, 2015 07:49 AM

Safe drinking water, a scarce resource (Source: Wikimedia Commons)
UNESCO Workshop on 'Ensuring Water Security in Changing Environment Scenario for Water Professionals of Cluster Countries'
A 2-day regional capacity development workshop Water Professionals of South Asian Countries’ sponsored by UNESCO is being organized jointly by IIT Bombay.
Posted on 27 Oct, 2015 10:44 AM

A regional capacity development workshop on ‘Ensuring Water Security in Changing Environment Scenario for Water Professionals of South Asian Countries’ sponsored by UNESCO is being organized jointly by IIT Bombay, NIH Bho
India's urban water systems: Challenges and way forward
Stages of urban development, sources of water, and the nature of aquifers all pose different challenges for water demand and availability in urban spaces in India.
Mihir Shah
Himanshu Kulkarni
Posted on 13 Oct, 2015 07:03 PM

Current evidence shows that the number of people living in urban areas in India is expected to more than double and grow to around 800 million by 2050, which will pose unprecedented challenges for water management in the country. The paper titled 'Urban water systems in India: Typologies and hypothesis' published in the

Water, a valuable resource (Source: IWP Flickr Photos)
The poisoned waters of Punjab
A study found that drinking water samples in SW Punjab were highly contaminated with uranium, thereby increasing the radiological and chemical risks to human health.
B.S. Bajwa
Sanjeev Kumar
Surinder Singh
S.K. Sahoo
R.M. Tripathi
Posted on 29 Aug, 2015 10:11 PM

Uranium in drinking water
Safe drinking water, a scarce resource (Source: India Water Portal)
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