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North American Workshop on Monitoring for Ecological Assessment of Terrestrial and Aquatic Ecosystems: Taller Norteamericano Sobre Monitoreo para la Evaluacion Ecologica de Ecosistemas Terrestres y Acuaticos : Mexico City, September 18-22, 1995 .
Environmental monitoring - - Congresses. ; Ecology - - Congresses.
This publication contains the paper presentations of the North American Workshop on Monitoring for Ecological Assessment of Terrestrial and Aquatic Ecosystems held in 1995. The general objective of this Workshop was to exchange information on...
U.S. Forest Service Research Legacy Documents

FIRESUM--an ecological process model for fire succession in western conifer forests .
Fire ecology - - West (U.S.) - - Computer simulation. ; Prescribed burning - - West (U.S.) - - Computer simulation. ; Forest fire - - Environmental aspects - - West (U.S.) - - Computer simulation.
A successional process model has been developed to simulate long-term stand dynamics in forests of the Northern Rockies. The model can be used to evaluate fire effects differences for various fire regimes, including prescribed burning at different...
U.S. Forest Service Research Legacy Documents

Some economic impacts of the 1988 fires in the Yellowstone area:
Forest fires -- Economic aspects -- Yellowstone National Park Region.
Four types of economic impacts associated with the 1988 fires in and around Yellowstone National Park were studied. The park was headed for a record attendance year in 1988. Based on projections in this study, summer visitation would have increased...
U.S. Forest Service Research Legacy Documents

Insects of windbreaks and related plantings: distribution, importance, and management : conference proceedings, December 6, 1988, Louisville, Kentucky.
Forest insects - - Host plants - - Congresses. ; Forest insects - - Biological control - - Congresses. ; Plants - - Insect resistance - - Congresses. ; Insects - - Geographical distribution - - Congresses. ; ...
This proceedings is a compilation of nine articles on insects associated with windbreaks, presented at a special conference during the Entomological Society of America 1988 National Conference. The uniqueness of the windbreak ecosystem, the...
U.S. Forest Service Research Legacy Documents

Forest statistics for land outside national forests in western Montana, 1989
Forest reserves -- Montana -- Statistics. ; Forest landowners -- Montana -- Statistics. ; Forests and forestry -- Montana -- Statistics. ; Timber -- Montana -- Statistics.
Presents land area, timberland area, associated volume, and components of change for the forest lands outside the National Forests in western Montana.
U.S. Forest Service Research Legacy Documents

Climate change and America's forests .
Forests and forestry - - United States - - Mensuration - - Climatic factors. ; Greenhouse effect, Atmospheric - - United States.
The Forest and Rangeland Renewable Resources Planning Act of 1974 (RPA), P.L. 93-378, 88 Stat. 476, as amended, directed the Secretary of Agriculture to prepare a Renewable Resources Assessment by December 31, 1975, with an update in 1979 and each...
U.S. Forest Service Research Legacy Documents

Forest statistics for land outside national forests in eastern Montana, 1989
Forests and forestry -- Montana -- Statistics. ; Forest surveys -- Montana. ; Forests and forestry -- Economic aspects -- Montana -- Statistics.
Presents land area, timberland area, associated volume, and components of change for the forest lands outside the National Forests in eastern Montana.
U.S. Forest Service Research Legacy Documents

Forest statistics for land outside national forests in northwestern Montana, 1989
Forests and forestry -- Montana -- Statistics. ; Forest surveys -- Montana. ; Timber -- Montana -- Statistics.
Presents land area, timberland area, associated volume, and components of change for the forest lands outside the National Forests in northwestern Montana.
U.S. Forest Service Research Legacy Documents

Forest statistics for land outside national forests in southwestern Montana, 1989
Forests and forestry -- Montana -- Statistics. ; Forest surveys -- Montana. ; Timber -- Montana -- Statistics.
Presents land area, timberland area, associated volume, and components of change for the forest lands outside the National Forests in southwestern Montana.
U.S. Forest Service Research Legacy Documents

North end of Henrys Lake, Idaho.
Henrys Lake (Idaho) ; Landscape photography
North end of Henrys Lake. Plate 58b (June 25, 1981) 109 years later. Foreground now supports a dense mountain big sagebrush stand. Associated vegetation includes scattered snowberry that is being outcompeted by sagebrush, Idaho fescue, bluebench...
Archives and Special Collections Digital Photos

Index to information on insects associated with western wildland shrubs:
Insects - - West (U.S.) - - Indexes. ; Shrubs - - West (U.S.) - - Indexes. ; Rangelands - - West (U.S.) - - Indexes.
A computer-generated compilation of bibliographic and collection information about insects associated with wildland shrubs in the Western United States. Various listings and indexes are provided to allow location of information according to...
U.S. Forest Service Research Legacy Documents

Identifying and evaluating environmental impacts associated with timber harvest scheduling policies .
Logging - - United States. ; Timber - - United States.
Expected impacts on the ecosystem and nontimber benefits (that is, people's use of the resources--recreation, hunting, fishing, swimming, etc.) resulting from alternative timber harvest scheduling policies are identified and evaluated for the Mount...
U.S. Forest Service Research Legacy Documents

John F. Kennedy throws out the first pitch.
Mansfield, Mike, 1903-2001 ; Kennedy, John F. (John Fitzgerald), 1917-1963
Senator Mike Mansfield looks on as President John F. Kennedy throws out the first pitch at Washington D.C. Stadium.
Archives and Special Collections Digital Photos

Missoula County Courthouse
Missoula (Mont.)
Missoula County Courthouse. Image featured in Then and Now: Re-Photographing Missoula exhibit with the following caption: Much changed by a 1966 addition, the original portions of the courthouse have been restored. Most of the housing structures in...
Archives and Special Collections Digital Photos

An Analysis of the outdoor recreation and wilderness situation in the United States, 1989-2040 : a technical document supporting the 1989 RPA assessment .
Outdoor recreation - - Government policy United States. ; Wilderness areas - - United States - - Recreational use. ; Recreation areas - - United States.
The Forest and Rangeland Renewable Resources Planning Act of 1974 (RPA), P.L. 93-378, 88 Stat. 476, as amended, directed the Secretary of Agriculture to prepare a Renewable Resources Assessment by December 31, 1975, with an update in 1979 and each...
U.S. Forest Service Research Legacy Documents

Packstock in wilderness: use, impacts, monitoring, and management
Pack transportation -- Environmental aspects. ; Pack transportation -- Management. ; Wilderness areas -- Recreational use -- Environmental aspects -- Management.
Information about packstock use in wilderness is summarized. The results of a survey of managers of all wilderness areas are presented. Sections describe: the amount and composition of packstock use in wilderness, impacts associated with packstock...
U.S. Forest Service Research Legacy Documents

Eighty-eight years of change in a managed ponderosa pine forest .
Ponderosa pine - - Montana. ; Forest management - - Montana.
This publication gives an overview of structural and other ecological changes associated with forest management and fire suppression since the early 1900's in a ponderosa pine forest, the most widespread forest type in the Western United States....
U.S. Forest Service Research Legacy Documents

Vegetation structure in old-growth stands in the Coram Research Natural Area in northwestern Montana
Research natural areas -- Montana. ; Old growth forests -- Montana -- Coram Research Natural Area. ; Western larch -- Montana -- Coram Research Natural Area. ; Douglas fir -- Montana -- Coram Research Natural Area.
Forest stand structure, understory composition, and tree seedling composition are described for eight permanent tenth-hectare plots established in Engelmann spruce/subalpine fir, western larch, and interior Douglas-fir forest cover types in...
U.S. Forest Service Research Legacy Documents

Economic value of instream flow in Montana's Big Hole and Bitterroot rivers:
Rivers -- Recreational use -- Economic aspects -- Montana. ; Streamflow -- Montana -- Big Hole River. ; Streamflow -- Montana -- Bitterroot River.
Instream flow is valuable to recreationists who rely on flows for fishing, boating, and other forms of river recreation. Instream flow is also valuable to many members of society, whether they visit the rivers or not, because flows maintain...
U.S. Forest Service Research Legacy Documents

Cyanide Mountain on the Wood Canyon drainage
Rocky Mountains
Cyanide Mountain on the Wood Canyon drainage. Plate 24b. Camera was moved about 100 yards down slope from original position to avoid trees that screened view. Closure of Douglas-fir canopy (lower left) has resulted in deterioration of aspen and...
Archives and Special Collections Digital Photos

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