-The Hindu Chennai: A team led by an IIT-Madras professor has devised a cheap and effective method to produce clean drinking water. It will soon be possible to produce 10 litres of water - free of bacteria and virus - at just Rs. 10-12 per month, for the daily consumption of a family of five. Prof. T. Pradeep of the department of chemistry at IIT-M and his team have made use of silver...

-The Hindu Pollution standards exist only for ambient air quality and not for individual power plants, says report Emissions from coal-fired power plants is taking a heavy toll on human life across large parts of India. In 2011-2012, a first-of-its-kind study in the country estimates it resulted in a whopping 80,000 to 1,15,000 premature deaths and more than 20 million asthma cases from exposure to a total PM10 (particulate matter) pollution. Titled ‘Coal...

-The Economic Times Along with your tablet, smartphone and car keys, get ready to pack a gas mask. And if you thought the recent smog in Delhi and the more-than-usual pollution levels (20% higher) in the last fortnight were due to the burning of residual crop in Punjab and Haryana, you are wrong. After a steady improvement since the late-1990 s, the air in Delhi — and all other Indian cities —...

-The Indian Express 207 HRS and Counting Met warns of dense smog starting Nov 12, says not seen since 1989 After 207 hours of smog cover, the city saw clear sky when the afternoon sun returned on Thursday. But the worst of the fog spell, which leads to smog formation, is yet to come, the weatherman claims. The maximum total fog hours in November was in 2008, when there were three spells of...

-The Economist MID-AFTERNOON in Delhi, and a red blob looms in the haze. The sun barely illuminates the city. A yellow-green smog hangs low. Even indoors, fuzzy halos of dust and smoke surround lamps. Those foolish enough to be out jogging, or compelled to stand at junctions directing traffic, complain of shortness of breath, migraines, clogged lungs. Newspapers are crammed with articles about asthma, wheezing children at clinics, an epidemic of...