· RB Das holds two leases for mining iron ore and manganese in villages Dalpahar and Kundrupani of district Keonjhar. Sources said that the Keonjhar DFO has recently written to the RB Das Mines' authorities apprising them about the grave situations of Kandranila and Suna rivers whose water flow has reduced due to ironore excavations and destruction of forests in Joda in Keonjhar.