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: 6197
Wilderness campsite conditions under an unregulated camping policy: an eastern example Wilderness campsite conditions under an unregulated camping policy: an eastern example
This study identified and assessed 110 campsites in seven designated wilderness areas in the Jefferson National Forest of Virginia. The campsites were unevenly distributed within each wilderness, concentrating along trail corridors and near popular destination areas. With a few exceptions, most campsites surveyed were in good condition. The findings indicate that management actions...
Authors
Y.-F. Leung, J. L. Marion
Willow Flycatcher (Empidonax traillii) Willow Flycatcher (Empidonax traillii)
No abstract available.
Authors
J.A. Sedgwick
Wolf restoration to the Adirondacks: the advantages and disadvantages of public participation in the decision Wolf restoration to the Adirondacks: the advantages and disadvantages of public participation in the decision
The first time I ever saw a wolf in New York State's Adirondack Mountains was in 1956. It was a brush wolf, or coyote (Canis latrans), not a real wolf, but to an eager young wildlife student this distinction meant little. The presence of this large deer-killing canid let my fresh imagination view the Adirondacks as a real northern wilderness. Since then I have spent the last 40 years...
Authors
L. David Mech
The integration of gis and image processing technology for monitoring wetland restoration projects The integration of gis and image processing technology for monitoring wetland restoration projects
No abstract available.
Authors
James B. Johnston, J. Barras, S. Hartley, D. A. Fuller, Gregory D. Steyer
Pb Isotopic Systematics of Lunar Highland Rocks (>3.9 Ga): Constraints on Early Lunar Evolution Pb Isotopic Systematics of Lunar Highland Rocks (>3.9 Ga): Constraints on Early Lunar Evolution
No abstract available.
Authors
Wayne R. Premo, M. Tatsumoto, Keiji Misawa, N. Nakamura, N. Kita
Air pollution effects on growth of ponderosa pine, jeffrey pine, and bigcone douglas-fir Air pollution effects on growth of ponderosa pine, jeffrey pine, and bigcone douglas-fir
No abstract available.
Authors
M. Arbaugh, D. L. Peterson, P.R. Miller
Ecosystem sustainability and condition Ecosystem sustainability and condition
No abstract available.
Authors
C.Ronald Carroll, Jayne Belnap, Gary K. Meffe
Estimating a Societal Value of Earth Science Information in the Assessment of Non-Point Source Pollutants Estimating a Societal Value of Earth Science Information in the Assessment of Non-Point Source Pollutants
No abstract available.
Authors
Richard L. Bernknopf, K. Allison Lenkeit, Laura B. Dinitz, Keith Loague
Organochlorine residues and elemental contaminants in U.S. freshwater fish, 1976-1986: National Contaminant Biomonitoring Program Organochlorine residues and elemental contaminants in U.S. freshwater fish, 1976-1986: National Contaminant Biomonitoring Program
No abstract available.
Authors
C. J. Schmidt, James L. Zajicek, Thomas W. May, Deborah Cowman