Nesara Farmers Market has organised a talk on ‘Mystery of Underground Water’ by V. Mahesha, retired Deputy Director of Ground Water Wing of the Department of Mines and Geology, at the Market premises in Chamarajapuram on Mar. 18 at 5.30 pm. The speaker will highlight the effects of borewells and the inter-relatedness of water sources. For details, contact  Ph: 0821-2433277.