Edited sentence: Because of its destructive nature, MTR is controversial and is opposed by environmentalists, some local residents, and others.Coal industry proponents of MTR point to its efficiency and profitability, and the increase of flat useable land.Controversy over the practice stems from both the extreme topographical and ecological changes that the mining site undergoes, as well as from the storage of waste material generated from the mining and processing of the coal.Mountaintop removal operations are highly mechanized and employ far fewer people than traditional more dangerous underground mining.Typical post-mine land use includes wildlife habitat, pastureland, forest, or economic development (prisons, solid waste landfills, housing developments, industrial sites, and golf courses