Humble filter makes a comeback
Traditional bio-sand purifier can filter arsenic which most commercial water purifiers fail to do
Water from sugarcane
The best solutions are always simple. This is well exemplified by the Natural Sugar and Allied Industry, a sugar factory located near Latur, …
Swachh Bharat Mission 2: Way ahead for a long-term urban sanitation strategy
State governments need to develop an urban waste water management strategy: A mix of waste water treatment solutions for different towns based on …
Swachh Bharat Mission 2: The pitfalls — and the lure — of centralised urban sanitation system
Tapping nullahs, setting up one-STP without sewerage connectivity is neither a short-term nor a long-term solution for urban towns
Tirumala doesn’t let its water go waste
This temple town treats 83 per cent of its wastewater and uses it for a number of non-potable purposes
COVID-19: Ethiopia stares at water crisis
Only 42 per cent of the population in the east African country has access to clean water supply
Swachh Bharat Mission 2: Why centralised sanitation will not address urban problems
SBM 2 introduces a one STP nalla-based waste water treatment system, without a town sewerage system for small and medium …
Researchers design solar-powered water desalination device for rural India
Electrodialysis reversal system removes salinity of groundwater in villages by consuming 70 per cent less energy than RO
Proposed new standards on water quality a sheer waste
In absence of proper sewage treatment facilities, the new draft will not be able to ensure quality of both drinking and bathing water
The idea of a clean city
could well become a myth by 2007. More than half of the world' s population by then would be urban dwelling. The urban ecological footprint would …
Clogged up in Delhi
More than two years ago, the Union ministry of urban development and poverty alleviation (moud) issued a notification making wastewater recycling …
Delhi government to set up Rs 10.3 crore water recycling plant in Bawana
At present, Bawana water treatment plant lacks a recycling plant leading to acute wastage of water
Tulsi Fights Fluorosis
Fluoride levels in drinking water in 196 districts of 19 Indian states are much higher than the maximum concentration of 1.5 parts per million (…
How to minimise chlorination's adverse health affects
Compromising with a necessary evil: this is literally true for chlorination -- the most widely used technology for disinfecting drinking water. A …
Ironing out a problem?
Water in acid lakes formed after the abandonment of mining activities can now be treated with a technique that manipulates the properties of iron-…
Arsenic control
West Bengal, severely affected by arsenic in its groundwater, takes slow but steady steps to deal with it
Delhi's water supply skewed and mismanaged
Is the Haryana government really to be blamed for Delhi's water shortage? The answer perhaps lies in understanding the disparity in water supply …
Antimicrobial resistance: Prevention key to control pandemics
Important to prevent emergence and spread of infections to reduce need and dependence on antimicrobials
How pure are their claims?
Market for water purifiers booms, but consumers cannot be sure of quality in absence of regulations
Win against waste colonialism: US group pledges restorative action after taking back ‘harmful’ report
A 2015 report by US-based Ocean Conservancy blamed 5 Asian countries for plastic waste
Emergency
Chennai, crippled by water crisis, is also a metaphor for what Indian cities are experiencing in sourcing and managing the most precious natural …
Making India's mining sector socially and environmentally viable
A government committee wants regime change to facilitate private investment in mining. What it is oblivious to is the need for more regulation to …
Pesticides in our food
There is never any end to learning. And so, surprises. We have learnt, over 20 years, that environmental governance in India is lackadaisical. …
Pollution pays
Whenever the issue of how to end pollution is raised, it hits a block: technology. Take the case of air pollution: among other things, the issue …
Pure myth
When was the last time you drank water straight from the tap at your house to slake thirst on a hot summer day, without hesitation. Chances are …