Rajeswari A

Can GIS rescue South India's deteriorating tank systems?

Eris or tanks in Tamil Nadu, which once provided water for drinking and irrigation, are in disrepair today. Can technology help restore them?

Krishnaveni M

Posted on 21 Jan, 2015 10:28 AM

Several lakhs of farming communities in Tamil Nadu depend on the 39,202 tanks spread around the state. These tanks capture the runoff water from the monsoon rainfall that occurs in a short span of time, and also provide water for irrigation and other uses for the community.

However, these water bodies have been degenerating in the recent past due to reasons such as:

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