NEWS

Climate change is causing toxic metals trapped in the sediment beds of the Hooghly estuary in the Indian Sunderbans to leach out into the water system due to changes in ocean chemistry, say scientists, warning of potential human health hazards. They predict that after about 30 years, increasing ocean acidification - another dark side of spiked atmospheric levels of carbon dioxide - could in fact unlock the entire stock of metals like copper and lead gathered in the sediment layer,

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http://economictimes.indiatimes.com/news/environment/pollution/sunderbans-water-getting-toxic-scientists/articleshow/45011408.cms