Keywords: Prescribed fire burn in the Charles M Russell National Wildlife Refuge - Montana - 2010.jpg en U S Fish and Wildlife rangers setting a prescribed burn in the Charles M Russell National Wildlife Refuge in Montana in the United States Prescribed burns are man-made fires which are carefully monitored and controlled The prescribed burn mimics the role of natural fire in a legally protected area It burns underbrush and dead wood reducing the danger from wildfire Certain plants require fire in order to release their seeds or for seeds to germinate The prescribed burn also clears areas so that the life cycle of a forest prairie or riverbottom can be renewed Prescribed burns also released nutrients carbon and minerals back into the soil http //www fws gov/mountain-prairie/planning/States/montana/cmr/cmr_ccp+eisdraft/cmr_ccp+eisdraft_abstract_summary_lowres pdf Fish and Wildlife Service U S Department of the Interior 2010 Charles M Russell National Wildlife Refuge Controlled burns PD-USGov |