In fact, in the Walami mining area on the upstream portion of the Lele, the PBM has already begun to move to cancel three mining concessions which have been marked within the boundaries of a national park protected ecological zone.
事實上，在樂樂溪上游的瓦拉米地區，其中劃入國家公園生態保護區的三個礦權，礦務局已主動將之取消。