Bengaluru/Mysuru: As temperatures soar to unprecedented levels across northern, south and central Karnataka in recent days, India Meteorological Department (IMD) issued a heatwave alert for 12 districts spanning next five days. According to IMD scientist C.S. Patil, the districts of Mysuru, Mandya, Ballari, Kalaburagi, Vijayapura, Raichur, Chitradurga, Davanagere, Kolar, Chikkaballapur, Tumakuru and Yadgir are anticipated…