Contamination, Pollution and Quality

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Featured Articles
September 5, 2024
India's sewage future
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
NGT’s uniform standards: A controversial approach to sewage management
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
India’s efforts at water pollution control: Legislative frameworks and real-world impacts
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
From pollution to solutions
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
Weed wars: The hidden costs of herbicide use in rice
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
The ripple effect of safe drinking water on health under Jal Jeevan Mission
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)
From battery power to clean water: How Indian innovation is building a sustainable future
Meet the Indian startups revolutionising sustainability
Vidyuta
CEF Group
Statiq
Aereo
DigitalPaani
Posted on 07 Jun, 2024 11:29 AM

Sustainability is the driving force behind a new wave of innovation in India. These five startups are tackling some of the country's most pressing environmental challenges with groundbreaking solutions. Their efforts not only address climate change but also inspire others to contribute to a greener future.
Startups lead innovation in cleantech (Image: Needpix)
Azolla, a floating fern that drinks oil
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.
Ghulam Mohd
Irfan Majeed Bhat
Insha kakroo
Akshay Balachandran et al
Posted on 04 Jun, 2024 09:28 AM

Oil spills, a serious environmental issue
Azolla pinnata, water fern that drinks oils (Image Source: Yercaud-elango via Wikimedia Commons)
Addressing arsenic in food chain: NGT orders inquiry
Policy matters this fortnight
Amita Bhaduri
Posted on 31 May, 2024 01:33 PM

Concerned about arsenic in food, NGT seeks government response

The National Green Tribunal (NGT) in India has taken notice of a media report suggesting the presence of arsenic in food, particularly rice.
Food contamination with arsenic raises concerns (Image: pix4free.org/
The price of mining on indigenous lands
Resource extraction, environmental degradation, and lost livelihoods
Purabi Bose
Posted on 24 May, 2024 05:28 PM

India's centralised mining of sub-soil minerals is rapidly changing the forested landscapes.
Work in progress in the coal mines in Odisha (Image: India Water Portal Flickr)
Preventing contamination of river Danro in Jharkhand
Local microlevel water quality assessments, proactive measures such as floating bed remediation and immediate regulatory actions are urgently need to save the river Danro from further deterioration.
Aditi Majumdar
Kirti Avishek
Posted on 22 May, 2024 02:18 AM

Rivers play a crucial role in providing water for essential daily activities like drinking, bathing, and washing besides industrial and agricultural needs. However, many of them get loaded with substantial amounts of waste from industries, domestic sewage, and agriculture, rendering rivers unsuitable for human use. 
Domestic sewage is one of the important pollutants of river Danro. Image for representation purposes only. (Image Source: Sangram Jadhav via Wikimedia Commons)
Taming the ash: Strategies for fly ash management in India
The problem of fly ash from coal plants in India and recommended solutions
Amita Bhaduri
Posted on 20 May, 2024 02:46 PM

India is heavily reliant on coal for its energy needs, with coal-fired power plants contributing significantly to the countr
A fly ash dam near NTPC in Korba (Image: India Water Portal Flickr)
Supreme Court condemns unauthorised tree felling in Aravallis
Policy matters this fortnight
Amita Bhaduri
Posted on 19 May, 2024 02:13 PM

SC orders probe into illegal tree felling in Delhi Ridge, criticises DDA for environmental damage
Malcha forest area, Delhi ridge (Image: Pinakpani, Wikimedia Commons)
Irrigation dominated areas and the risk of gall bladder cancer in Bihar
This study found that increase in well and canal irrigated areas was associated with a rise in the gall bladder cancer cases in Bihar due to presence of cancer causing contaminants in irrigation water.
Maiko Sakamoto
Arun Kumar
Deokrishna Kumar Choudhary
Akhouri Bishwapriya
Ashok Ghosh
Posted on 19 May, 2024 03:13 AM

Rising gall bladder cancer in India
Groundwater irrigation and the risk of gall bladder cancer in Bihar. Image used for representation purposes only (Image Source: India Water Portal
Floating forward: An entrepreneur's tryst for 'clean-water' bodies
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.
Praharsh M Patel
Posted on 06 May, 2024 03:48 PM

Last April, the Ministry of Jal Shakti, Government of India, conducted a groundbreaking census of water bodies, revealing a staggering 24,24,540 water bodies across India. These encompassed natural and man-made reservoirs, whether lined with masonry or not, intended for a range of uses from irrigation to recreation and groundwater recharge.
Innovative solutions to clean urban water bodies, Floating islands (Photo Credit: Priyanshu Kamath)
Shaping river policies with updated environmental flow methods
Policy matters this fortnight
Amita Bhaduri
Posted on 01 May, 2024 09:30 AM

CWRDM to formulate implementing a revised approach to environmental flow calculations
Water necessary to maintain the ecological integrity of rivers (Image: pickpik)
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