Forest fires - - Selway-Bitterroot Wilderness (Idaho and Mont.) ;<br> Forest fires - - Computer simulation. ;<br> Forest fire forecasting - - Data processing. ;<br> Wildfires - - Prevention and control - - Data processing.
Fuel and vegetation spatial data layers required by the spatially explicit fire growth model FARSITE were developed for all lands in and around the Selway-Bitterroot Wilderness Area in Idaho and Montana. Satellite imagery and terrain modeling were...
United States--Politics and government--20th century
... .. •
Statement in Support of an Executive Order to
Establish a President's Council on Land Resources
Needs for a Land Council
The establishment of a President's Council on Land Resources
would promote coordination of...
Endangered species - - United States. ;<br> Endangered species - - United States - - Geographical distribution. ;<br> Endangered plants - - United States. ;<br> Endangered plants - - United States - - Geographical distribution.
The single-species approach to conserving threatened and endangered species in the United States is insufficient, given the number of species (more than 700) officially considered at risk of extinction (i.e., formally listed under the Endangered...
Bull trout -- Effect of habitat modification on -- West (U.S.) ; <br> Bull trout -- Effect of habitat modification on -- Canada, Western.
Elements in bull trout biology, population dynamics, habitat, and biotic interactions important to conservation of the species are identified. Bull trout appear to have more specific habitat requirements than other salmonids, but no critical...