P: Chennai and its sprawl extending to two neighbouring districts should return to the traditional wisdom of creating tanks and lakes for water storage, and
rejuvenating old silted ones, in order to harvest the floods and replenish depleted groundwater.
Q: The finding from one study in 2013 shows that 27 tanks have totally disappeared and anothe r
R: This underscores the need to revive such natural sponges.
S: Inviting the community to monitor the health of the tanks a nd lakes can keep out encroachers, who are often protected by patron-politicians.