LAGATAR24 NETWORK   Palamu, July 2: Social activist Pankaj Kumar Yadav has written a letter to Palamu and Garhwa DC accusing the Aditya Birla Group of changing the course of the Koyal river and exploiting the water source by digging a pond in the river. In his letter, Pankaj Yadav has requested the Deputy Commissioner … Continue reading Illegal mining from Koyal river: Social activist writes letter to Palamu, Garhwa DC