Water Quality

Judgment of the National Green Tribunal regarding plywood factories operating in Yamuna Nagar, Haryana, 27/05/2025

Judgment of the National Green Tribunal, May 27, 2025 in the matter of Sumit Saini Vs Shree Ram Steel Industries & Others. Sumit Saini, resident of village Damla, District Yamuna Nagar, Haryana had sent a letter petition dated May 14, 2022 to the NGT. The application said that around 25 …

MONEYMAKERS

FALLING OUT: Bangladesh-based Grameen bank, the pioneering micro-credit institution, has fallen out with Monsanto, the agro-chemical combine, just a month after agreeing to a partnership to introduce biotechnology to small farming communities in Bangladesh. The first project envisaged demonstration of cotton farming using hybrid cotton to increase yields and reduce …

Indian standard: packaged natural mineral water - specification

This report gives the requirements, methods of sampling and test for natural mineral water offered for sale in packaged form.

Climate change and water resources in Britain

This paper explores the potential implications of climate change for the use and management of water resources in Britain. It is based on a review of simulations of changes in river flows, groundwater recharge and river water quality. These simulations imply, under feasible climate change scenarios, that annual, winter and …

Cleaning seeds

Researchers at Leicester University, UK, have developed a method to produce clean water using chemicals. This method would be helpful in areas where polluted river water poses serious health risks. Chemicals such as aluminium sulphate will effectively coagulate minute pollutants like sewage, allowing easy cleaning of water. But these chemicals …

Change at last

an independent study of the Ganga Action Plan (gap), Cost benefit analysis of Ganga Action Plan, says that gap has in fact led to some improvement in the overall water quality of the Ganga. The study was supervised by Metroeconomica, a uk -based research group. "The study shows that the …

Water monitoring kit

A low-cost water quality monitoring kit has been developed by Technology and Action for Rural Advancement. This kit can test 14 parameters including temperature, chlorides, fluorides, dissolved oxygen, nitrates, phosphates, residual chlorine, iron and hardness. A unique feature of this kit is that the bacteria test can be performed easily …

"Calcutta is sifting on a time bomb ... "

On when the problem of arsenic poisoning started in West Bengal: The problem started in 1978, but the first official medical diagnosis certificate was released only in September, 1982. On the current status of arsenic poisoning in West Bengal: Till April, 1997 arsenic poisoning has affected eight districts comprising 59 …

Irrigation, health, and the environment: a literature review with examples from Sri Lanka

This paper attempts to present the linkages between irrigated agriculture, human health and the environment based on a review of data available from Sri Lanka.  

Aqua pura

THIS is Cool Stuff. Pure drinking water may soon cease to be an idyllic dream. Water testing laboratories in every district within the purview of the 8th Plan are being set up by the rural development ministry to monitor and survey the quality of potable water in rural India. The …

A fluid paradox

BAD water kills. Since its 1979 conference the World Health Organisation (who) has been stressing that the high mortality rate in the rural Third World stemmed mainly from contaminated drinking water. And notwithstanding efforts undertaken by various countries, the problem still largely exists. Hence, many international aid agencies like the …

Waiting to be cleaned

Kanpur -- the second most polluted city on the Ganga after Calcutta -- has come under the microscope during the first phase of the Ganga Action Plan (GAP). However, the city's residents will have to wait for another two years before the river water quality improves because the effluent treatment …

New light on water disinfection

AN INDIAN scientist from the University of California, Berkeley, suggests ordinary tubelights can be used to cheaply disinfect water, especially in rural areas. "It's not as if I have discovered something new," says Ashok Gadgil. "In fact, breweries, bakeries and pharmaceutical laboratories use mercury vapour lamps (such as tubelights) to …

Water treatment need not cost the earth

THE MANAGEMENT of water quality is closely related to almost all human activity and, therefore, is of great concern for all. Wastewater, or water polluted to a degree that is harmful to the environment and useless for human beings, is the result of several natural processes as well as all …

Touching up water treatment

THE SWEDISH city of Malmo has carefully landscaped an area of about 10,000 ha, which functions as a natural stormwater treatment plant. In Malmo, on the southern Swedish coast, several projects involving the natural treatment of stormwater are being implemented. One of them is the Toftanas Project in which stormwater …

Lesson from school students

The figure shows the elements of a small-scale wastewater treatment system in use at Stensund high school in Sweden. First, a sedimentation tank stores the wastewater produced over two days (1). The water then is led to a soil filtration tank (2) with sulphuric bacteria under anaerobic (non-oxygen) conditions, which …

Who needs high tech water treatment plants?

TRADITIONAL communities developed ingenious ways of making use of wastewater. And, experts involved in the modern science of ecological engineering can learn a great deal from them. There is a growing realisation that the term "wastewater" is a sign of human inability to recognise a valuable resource. Traditional societies throughout …

Ganga officials turn to turtle

ONE OF the more innovative ideas that the Ganga Project Directorate (GPD) is pursuing is to revive the use of turtles to keep the river clean. Traditionally, turtles and crocodiles acted as scavengers consuming the corpses and other debris in the water, The once-plentiful soft-shelled turtle (Triunyx gangiticus) is on …

Of legal battles and individual initiative

BEFORE the multi-crare GAP was off the blocks, Supreme Court advocate MC Mehta had approached the apex court to slop the appalling pollution of the Ganga by the municipalities and industries along its banks. Mehta first requested the Supreme Court on April 29, 1985, to direct can. carried industries to …

The jauradice epidemic in Kanapur

"LAST YEAR's jaundice epidemic in Kanpur highlights the fundamental problems that plague any attempt to clean the Gangs," says social activist Raghunath Singh, commenting on the official tally of 1,200 dead in the 1991 jaundice epidemic, although the actual number is held to be much higher. Kanpur municipal officials deny …

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