Serious concern has been expressed over the large-scale illegal felling of trees in the world famous Kachugaon Reserved Forest, Haultogaon Reserve Forest and Aie valley Reserved Forest, the dense forest in the Asian continent and transportation of the same illegal logs/timbers by unscrupulous smuglers in broad day light through the every limited outlets, National Highway, crystal clearly known to the forest and police personnel despite the Supreme Court's ban on illegl felling of trees and movement of forest products in the North East States, according to a reliable source.