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| 11884568559 | land management | Land management is involved when humans think about and choose certain ways to use land that have less negative effects on the environment and more positive effects on production, transportation, and general use. | 0 | |
| 11884574324 | Rangelands | Grasslands and open woodlands suitable for livestock grazing | 1 | |
| 11884578495 | Forests | land dominated by trees and other woody vegetation and sometimes used for commercial logging | 2 | |
| 11884583386 | National Forest | area of federally-owned land where logging and grazing are permitted under more heavily-managed conditions | 3 | |
| 11884587563 | Federal Rangelands | rangelands managed by the United States Government of about 770 million total acres | 4 | |
| 11884592197 | Primary forest | natural forest uncut by people | 5 | |
| 11884598418 | Secondary Forest | A forest that has regrown after harvesting. Usually cut over and over in the same spot (no big trees) | 6 | |
| 11884602350 | US Forest Service | A federal agency that manages public lands in national forests and grassland | 7 | |
| 11884614617 | National Forest Service | established to oversee areas of forest and grassland that were in danger (1905) | 8 | |
| 11884628544 | Overgrazing | Destruction of vegetation caused by too many grazing animals consuming the plants in a particular area so they cannot recover | 9 | |
| 11884634149 | Deforestation | The removal of trees faster than forests can replace themselves. | 10 | |
| 11884638689 | Forest Fires | Surface, Crown, Ground (in order) usually burn only under growth and leaf litter on forest floor; hot fires, may start on ground but eventually leap from treetop to treetop; go underground, may smolder for days or weeks, difficult to detect and extinguish, i.e. peat bogs. | 11 | |
| 11884642272 | Clear Cutting | The process of cutting down all the trees in an area at once | 12 | |
| 11884654161 | selective cutting | the removal of select trees in an area; this leaves the majority of the habitat in place and has less of an impact on the ecosystem. | 13 | |
| 11884661164 | Economic values of forests | timber for lumber and fuel source of food raw material for many medicines | 14 | |
| 11884671558 | seed-tree cutting | Removal of nearly all trees on a site in one cutting, with a few seed-producing trees left uniformly distributed to regenerate the forest | 15 | |
| 11884676884 | shelterwood cutting | the practice of cutting dead and less desirable trees first and later cutting mature trees | 16 | |
| 11884690089 | multiple use policy | national forests are to be managed for recreation, habitat, minerals, and other uses | 17 | |
| 11884694184 | National Forest Management Act | Legislation passed by the U.S. Congress in 1976, mandating that plans for renewable resource management be drawn up for every national forest. | 18 | |
| 11884699406 | prescribed burn | A fire deliberately set under controlled conditions in order to reduce the accumulation of dead biomass on a forest floor | 19 | |
| 11884702843 | healthy forest restoration act | act passed in 2003 that allows timber companies to cut down economically valuable medium size and large trees in 71% of the country's national forests in return for clearing away smaller, more fire prone trees and underbrush | 20 | |
| 11884707348 | salvage logging | the removal of dead trees following a natural disturbance | 21 |
