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Air pollution hits crops more than climate change -Sandhya Sekar

-Scidev.net   * Black carbon and ozone in the atmosphere may cause India's wheat and rice crops to decline * Black carbon interferes with radiation reaching the earth while ozone is toxic to plants * Crop yield decline from pollutants may not be as large as projected by model THIRUVANANTHAPURAM: Atmospheric pollutants may impact India's major crops like wheat and rice more than temperature rise, says a new study based on a ‘regression model'...

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Hope of cheap solar water tool -GS Mudur

-The Telegraph A team of Indian engineers has designed a prototype low-cost solar-heated water desalination unit that can produce about five litres of drinking water each day and is intended for use by rural households. The desalination unit may be used to turn brackish groundwater fit for drinking at any place with abundant solar energy, the team of engineers, who are from the National Institute of Technology in Kurukshetra and an engineering...

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Air pollution lowers crop yield: study -N Gopal Raj

-The Hindu THIRUVANANTHAPURAM: Much of the drop in yield came from air pollution caused by fine particles like soot as well as ozone generated by sunlight acting on emissions of precursor molecules. India's food grain production is facing a double whammy, with heightened air pollution adding to the impact of climate change on crop yields, according to a recent study. "Our statistical model suggests that, averaged over India, yields in 2010 were up...

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Surface water loss worry for Ganga plains

-The Telegraph A swathe of land stretching from the Himalayan foothills to the Indo-Gangetic plains has experienced a steady and significant decrease in water stored in lakes, reservoirs, rivers and as groundwater over the past decade, government scientists have said. Scientists at the National Centre for Medium Range Weather Forecasting here and their collaborators in other institutions have found that the terrestrial water storage (TWS) - a measure of surface and underground...

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An ode to the Planning Commission -Shiv Visvanathan

-The Hindu Planning was a vision, a part of the nationalist movement and its history goes back to a many stranded dream of linking knowledge and power to serve society The old aphorism "old soldiers never die, they just fade away" might also be a story of the fate of most institutions. However, it was not true of the Planning Commission, which was terminated brusquely. This Independence day, Prime Minister Narendra Modi...

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