Spur Tank Road News Today : Breaking News, Live Updates & Top Stories | Vimarsana

mamlam DSC6801 India Currents, in collaboration with bioGraphic and the California Academy of Sciences, is publishing a 3 part series on Chennai’s relationship with water. Find Part 1 here! The Eris System The people of Chennai don’t have to look far for inspiration on how to work with nature to finesse water cycles. Starting at least 2,000 years ago, ancient Tamil people ensured that they had water year-round by building a series of connected ponds on a slope from the Eastern Ghats (“mountains” in Hindi) east to the Bay of Bengal. These eris, the Tamil word for tanks, are open on the higher side to catch water flowing downhill, while the lower side is closed with an earthen wall called a bund. An overflow divet in the top of the bund gives excess water a path to continue on to the next eri downhill. “System eris” were built off of rivers and creeks to capture their peak flows, while “non-system eris” were dug in areas without natural waterways to capture rainfal

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