Book Chapters
Science Quality and Integrity
The USGS provides unbiased, objective, and impartial scientific information upon which our audiences, including resource managers, planners, and other entities, rely.
The USGS provides unbiased, objective, and impartial scientific information upon which our audiences, including resource managers, planners, and other entities, rely.
Browse more than 5,500 book chapters authored by our scientists over the past 100+ year history of the USGS and refine search by topic, location, year, and advanced search.
Filter Total Items: 6158
Recreation ecology research findings: Implications for wilderness and park managers Recreation ecology research findings: Implications for wilderness and park managers
Recreationists unintentionally trample vegetation, erode soil, and disturb wildlife. Such human-related impacts present a dilemma for managers charged with the dual objectives of providing recreational opportunities and preserving natural environments. This paper presents some of the principal findings and management implications from research on visitor impacts to protected areas...
Authors
J. L. Marion
Saltcedar invasion in desert wetlands of the southwestern United States: ecological and political implications Saltcedar invasion in desert wetlands of the southwestern United States: ecological and political implications
No abstract available at this time
Authors
J.E. Lovich, R. G. de Gouvenain
Sampling protocols for vertebrates Sampling protocols for vertebrates
No abstract available at this time
Authors
R. Ross, R. Bennett
Scientific foundation for the natural community conservation planning / coastal sage scrub program Scientific foundation for the natural community conservation planning / coastal sage scrub program
No abstract available at this time
Authors
P.A. Stine
Southwest Southwest
The southwestern region of the United States is a land of extremes and contrasts. Elevations vary from below sea level in the Imperial Valley of California to mountain peaks approaching 4,000 meters. Landscapes are striking and variable and include mountains, foothills, canyons, deserts, plains, and rivers. The area is arid or semiarid and, depending on the location, may have mild...
Authors
Michael A. Bogan, Craig D. Allen, Esteban H. Muldavin, Steven P. Platania, James N. Stuart, Greg H. Farley, Patricia Mehlhop, Jayne Belnap
Species repatriation: Red wolf Species repatriation: Red wolf
No abstract available.
Authors
C. F. Lucash, B. A. Crawford, J. D. Clark
Stable carbon isotope analysis of soil organic matter Stable carbon isotope analysis of soil organic matter
No abstract available.
Authors
G. Fredlund, L.L. Tieszen
The captive environment and reintroduction: the black-footed ferret as a case study with comments on other taxa The captive environment and reintroduction: the black-footed ferret as a case study with comments on other taxa
No abstract available.
Authors
B. J. Miller, D. E. Biggins, Astrid Vargas, M. Hutchins, L. Hanebury, J. L. Godbey, Gerardo Ceballos, S. Anderson, J. L. Oldemeyer, F. L. Knopf
The North American Amphibian Monitoring Program. [abstract] The North American Amphibian Monitoring Program. [abstract]
The North American Amphibian Monitoring Program has been under development for the past three years. The monitoring strategy for NAAMP has five main prongs: terrestrial salamander surveys, calling surveys, aquatic surveys, western surveys, and atlassing. Of these five, calling surveys were selected as one of the first implementation priorities due to their friendliness to volunteers of...
Authors
J. Griffin