The National Green Tribunal has sought a response from the authorities, including the administrative head of NTPC’s North Karanpura superthermal power plant in Jharkhand’s Chatra district, regarding the massive fire that engulfed a unit last month. The National Green Tribunal (NGT) was hearing a matter where it had taken suo motu cognisance of a PTI report regarding the blaze that occurred in a material yard of unit 3 of the power plant on April 19.