-The Times of India NEW DELHI: The prolonged heatwave in Delhi since May 18 not only saw extremely high temperatures ranging between 44 and 46 degrees but also led to the development of a dangerous pollutant that has become an annual feature in the capital lately. In the last week of May, levels of ozone saw a massive increase with a similar rise in levels of particulate matter making it worse. Institute...
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Balancing soil nutrients -Satish Chander
-The Hindu Business Line Mother Nature possesses bountiful natural resources. After all, it is not for nothing that our planet is today supporting a seven billion human population, besides a large number of other living beings with varying survival requirements. Till around the end of the 19th century, agriculture, in the form it was practised, provided more or less enough food to sustain the human population of that time. This is...
More »Affordable water purification using silver nanoparticles-R Prasad
-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...
More »Johnson & Johnson’s licence for cosmetics cancelled -Jyoti Shelar
-Mumbai Mirror The Food and Drug Administration (FDA) recently cancelled Johnson & Johnson India's licence to produce cosmetic products at their Mulund plant. FDA's order will come into effect from June 24. According to FDA officials, the order was issued in a case dating back to 2007 when they found that 15 batches of Johnson & Johnson baby powder were sterilised by ethylene oxide, a known carcinogenic and irritant. "While ethylene oxide can...
More »Emissions from coal plants causing high mortality, diseases-Meena Menon
-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...
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