Bengaluru (Karnataka) [India], August 23 (ANI): Karnataka Deputy Chief Minister and Bengaluru Development Minister DK Shivakumar announced that a water tariff increase is unavoidable due to ongoing financial difficulties faced by the Bangalore Water Supply and Sewerage Board (BWSSB). “There has been no water tariff hike in the last 12-13 years. The BWSSB is managing its finances with great difficulty. Water tariff hike is inevitable and it will be done irrespective of any opposition to it,” the Deputy CM said while speaking after inaugurating the ‘Cauvery water at your doorstep’ campaign. Shiv…