Biological Pollution

Featured Articles
August 11, 2022 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 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 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 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 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)
June 24, 2021 Freshwater ecosystems in India are known to harbour rich biodiversity, but their health is being increasingly challenged in recent years. And the East Kolkata Wetlands are no exception!
Fishermen use wastewater from Kolkata to rear fish (Image Source: India Water Portal)
Community water purification system in a Delhi urban slum
Women swipe clean drinking water through an automated dispensing unit at the Lalbagh slum. Posted on 22 Feb, 2020 12:38 PM

It’s a dull reality that the state of water in the urban slum of Lalbagh near Azadpur in north Delhi was awful till a few years back. Hoards of people would queue up to get water from the public taps or the tankers along the road. Life was tough here and people got access to piped water supply only recently.

Once selected for the role, the women entrepreneurs were trained to run the community filtration plant and overlook all operations ranging from the management of customers to the plant finances. (Image: India Water Portal)
Decentralised groundwater governance to deal with the groundwater crisis
Decentralised groundwater governance frameworks that integrate democratic institutional mechanisms are needed to deal with the current groundwater crisis in India. Posted on 17 Feb, 2020 05:43 PM

The challenges to sustain groundwater dependency in India are many where groundwater over extraction is not only leading to rapid depletion of the resource, but also giving rise to water quality issues in a situation where the response at the level of policy continues to be lukewarm.

The need for decentralised governance to deal with the current groundwater crisis (Image Source: ACWADAM)
Banning RO purifier use when water conforms to BIS norms - Comments invited
RO purifiers can lead to huge wastage of water. A draft notification by the Environment Ministry seeks user’s views on banning RO purifiers in areas where water conforms to BIS norms. Posted on 06 Feb, 2020 05:18 PM

The use of reverse osmosis (RO) purifiers has become a contentious issue, mainly because of the amount of water that is wasted following its use.

Water filter use, safety or luxury? (Image Source: Wikimedia Commons)
The Karnataka State Water Policy 2019
The Karnataka Jnana Aayoga (KJA) set up a Task Group to draft a new water policy for Karnataka in December 2017 and the report is now in public domain. What are the suggestions that the report makes? Posted on 20 Jan, 2020 11:42 AM

The water crisis in Karnataka has not only led to severe agrarian distress in the eastern plains region but also created an acute shortage of domestic water, in both rural and urban areas. The 21st century has seen significant changes in demography, economy and agriculture, increasing the demand for water in the state.

Groundwater depletion, a growing challenge (Image Source: India Water Portal)
Holistic approach needed to clean the Ganga
A report by the India Rivers Forum highlights the need to focus further than the main stem of the Ganga river. Posted on 06 Dec, 2019 10:39 AM

The National Mission for Cleaning Ganga was set up in 2014 and the Namami Gange programme was launched the year after, with a budget outlay of Rs. 20,000 crore. The implementation of the flagship programme was followed by the framing of a draft National River Ganga (Rejuvenation, Protection and Management) Bill, 2019 to be introduced in the winter session of Parliament.

Distant snow clad mountains, the smaller hills and the Ganga river (Image: Srimoyee Banerjee, Wikimedia Commons, CC BY-SA 4.0)
Jaipur’s wastewater conundrum
A report by NIUA brings to light the chinks in Jaipur's sewage system and suggests some solutions. Posted on 21 Nov, 2019 12:29 PM

A major area of concern currently for India is the proper disposal of wastewater in urban areas. The huge increase in supply of potable water to cater to the needs of modern urban households has correspondingly increased the quantum of wastewater.

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)
India’s rivers carry deadly pathogens
A global study on pathogens in rivers finds that Indian rivers harbour dangerous levels of diarrhoeal disease-causing pathogens. Posted on 30 Oct, 2019 01:02 PM

Diarrhoea is one of the leading killers of children under the age of five in developing countries. Diarrhoea is rampant in India, with diarrhoeal diseases being the most prevalent of all waterborne diseases in the country.

The river Mutha in Pune (Image Source: India Water Portal)
Mapping Pune’s aquifers
Groundwater use has doubled in Pune. Comprehensive mapping of groundwater resources and better management and governance is the need of the hour. Posted on 25 Oct, 2019 01:13 PM

Pune continues to face a water crisis every summer despite having sufficient water, thanks to its geographical location and plentiful natural water assets. While enough of its water needs are taken care of by water supply from the Khadakwasla dam, the use of groundwater to meet the needs of the population continues to increase.

Groundwater, an exploited resource (Image Source: India Water Portal)
Indore leads the way in making its lakes pollution-free
Floating 'islands' give new lease of life to a lake in Indore Posted on 16 Sep, 2019 01:19 PM

Choked by sewage and effluent discharge, lakes in and around Indore are in a terrible state and in need of restoration. A bustling city in central India, Indore was declared the cleanest city in India three years in a row.

An attempt to make our lakes pollution free (Image: Clean Water)
3rd Indian National Groundwater Conference (INGWC-2020), CWRDM, Kozhikode
18-20 February 2020, Kozhikode Kerala
Posted on 02 Aug, 2019 01:26 AM

Centre for Water Resources Development and Management (CWRDM) is organizing the Indian National Groundwater Conference (INGWC-2020) to discuss 'Groundwater Resources Management for Sustaina

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