Beaver populations, extirpated in the previous century, have returned to the South often causing severe damage to timber and other resources. Many landowners perceive trapping programs as being ineffectual, perhaps because most programs are overwhelmed with immigrant beavers. To quantify immigration patterns, from November 1984 to May 1985, resident beaver were removed from a 1,619 ha study area in west Tennessee and for the next 40 months immigrants were captured within one month of immigration. May. Petersen, Jim. 1997. Lessons in Hardwood Forestry.
Nature is indifferent to human needs.
Forestry is predictable. Forests are resilient. A well planned harvest imitates nature, with an added bonus. Even in our technologically advanced society, the nation's wealth still comes from the earth. Sustainable forestry can add biological diversity to a forest.