Wildlife conservation United States. ; <br>Wildlife conservation -- United States. ; <br> Petroleum engineering -- United States. ; <br> Petroleum -- United States.
This report describes: (1) petroleum exploration, development, and production; (2) potential environmental disruptions; (3) effects of disruptions on wildlife behavior, habitat, and populations; and (4) strategies for minimizing and mitigating...
Wildlife conservation - - United States. ;<br> Fishery management - - United States.
A national assessment of wildlife and fish can be accomplished by completing three analytical components of the Forest and Rangeland Renewable Resources Planning Act: providing a statement of historical and current land, wildlife, and fish...
Wildlife conservation - - United States - - Valuation. ;<br> Wildlife conservation - - Economic aspects - - United States.
Considerable progress has been made in recent years in the valuation of non-priced goods. However, emphasis has been on those things most readily measurable. Valuation of wildlife benefits, for example, has aimed at consumptive, on-site...
Wilderness areas -- United States. ; <br> Camp sites, facilities, etc. -- United States.
The overall trend in condition on established campsites was one of slight deterioration, with the most deterioration occurring in campsite area, mineral soil exposure, and tree damage. Impacts to ground cover vegetation were relatively stable....
A comprehensive framework for assessing threats to wilderness is described. The framework is represented as a matrix of potential threats and attributes of wilderness character. Cells in the matrix represent the impacts of threats on each...
Wilderness areas -- United States -- Recreational use. ; <br> Wilderness area users -- United States -- Attitudes. ; <br> Nature -- Effect of human beings on -- United States.
Six high-use destination areas were studied in the Alpine Lakes, Mount Jefferson, and Three Sisters Wildernesses in Washington and Oregon. Exit interviews were conducted with visitors, and recreation impacts and visitor encounter rates between...
Wilderness areas -- United States -- Recreational use. ; <br> Conservation of natural resources -- United States. ; <br> Wilderness areas -- United States Management. ; <br> Camping -- United States.
Describes low-impact practices that can contribute to minimizing problems resulting from recreational use of wilderness and backcountry. Each practice is described and information is provided on such subjects as rationale for the practice,...
Wilderness areas -- United States -- Management. ; <br> Hiking -- United States. ; <br> Packhorse camping -- United States.
Visitors to National Forest wildernesses in California and Indiana and to a National Park Service wilderness in California were surveyed In 1990 and 1991 to study the conflict between hikers and recreational stock users. Hikers' values for...
Wilderness areas -- Study and teaching -- United States.
This report summarizes existing information about alternative techniques managers use
to educate wilderness visitors. Managers of nearly all designated wilderness areas were surveyed to assess the status and perceived effectiveness of current...
Wilderness areas - - United States. ;<br> Wilderness areas - - Law and legislation - - United States.
The Wilderness Act of 1964 established a National Wilderness Preservation System, and this publication is a compilation of selected information about every wilderness within the System. For each wilderness, the following information is given:...
Visitors to three National Forest wildernesses in the South were surveyed in 1989 and 1990 to learn their characteristics and to determine how their wilderness experiences were influenced by conditions in wilderness. Visitors had different...
Waste paper - - United States - - Recycling. ;<br> Pulpwood - - United States.
This report provides analysis of long-range trends in paper recycling and impact on the timber outlook for the 1993 RPA Assessment Update. Paper recycling is projected to increase substantially in the next decade, followed by more gradual increases...
Vegetation mapping - - United States. ;<br> Land use - - United States.
Ground sample data were collected for a land cover database and raster map that portray 159 vegetation classes at 1 km² resolution for the conterminous United States. Location for 3,500 1 km² ground sample plots were selected randomly across the...
Vegetation mapping - - United States - - Remote sensing. ;<br> Forest mapping - - United States - - Remote sensing. ;<br> Remote sensing - - United States.
Vegetation greenness can be monitored at 1-km resolution for the conterminous United States through data obtained from the Advanced Very High Resolution Radiometer on the NOAA-11 weather satellites. The data are used to calculate biweekly...