NW CSC annual report fiscal year 2013
Gustavo A. Bisbal
2013, Report
The Northwest Climate Science Center (NW CSC) was established in 2010 as one of eight regional Climate Science Centers created by the Department of the Interior (DOI). The NW CSC encompasses Washing-ton, Oregon, Idaho, and western Montana and has overlapping boundaries with three Landscape Conservation Cooperatives (LCCs): the Great Northern,...
Influence of disturbance on temperate forest productivity
Emily B. Peters, Kirk R. Wythers, John B. Bradford, Peter B. Reich
2013, Ecosystems (16) 95-110
Climate, tree species traits, and soil fertility are key controls on forest productivity. However, in most forest ecosystems, natural and human disturbances, such as wind throw, fire, and harvest, can also exert important and lasting direct and indirect influence over productivity. We used an ecosystem model, PnET-CN, to examine how...
Euryhalinity in an evolutionary context
Eric T. Schultz, Stephen D. McCormick
Stephen D. McCormick, Anthony Peter Farrell, Colin J. Brauner, editor(s)
2013, Book chapter, Euryhaline Fishes
No abstract available....
Estimating direct fatality impacts at wind farms: how far we’ve come, where we have yet to go
Manuela M. Huso
Susan Savitt Schwartz, editor(s)
2013, Conference Paper, PNWWRM IX. Proceedings of the Wind-Wildlife Research Meeting IX, Broomfield, CO, November 28-30, 2012
Measuring the potential impacts of wind farms on wildlife can be difficult and may require development of new statistical tools and models to accurately reflect the measurement process. This presentation reviews the recent history of approaches to estimating wildlife fatality under the unique conditions encountered at wind farms, their unifying...
Volcanic earthquakes in Alaska's national parks
Stephanie G. Prejean, Seth C. Moran, John A. Power, Michael J. West
2013, Alaska Park Science (11) 41-45
Alaska’s national parks contain 11 historically active volcanoes (Figure 2), which produce thousands of small earthquakes every year. These earthquakes are voices of the magmatic and geothermal systems within the volcanoes. The Alaska Volcano Observatory (AVO), a joint program of the U.S. Geological Survey, the Geophysical Institute at the University of Alaska Fairbanks, and the Alaska Division...
Insect prey eaten by Hoary Bats (Lasiurus cinereus) prior to fatal collisions with wind turbines
Ernest W. Valdez, Paul M. Cryan
2013, Western North American Naturalist (73) 516-524
Wind turbines are being deployed all across the world to meet the growing demand for energy, and in many areas, these turbines are causing the deaths of insectivorous migratory bats. One of the hypothesized causes of bat susceptibility is that bats are attracted to insects on or near the turbines....
In-stream attenuation of neuro-active pharmaceuticals and their metabolites
Jeffrey Writer, Ronald C. Antweiler, Imma Ferrar, Joseph N. Ryan, Michael Thurman
2013, Environmental Science & Technology (47) 9781-9790
In-stream attenuation was determined for 14 neuro-active pharmaceuticals and associated metabolites. Lagrangian sampling, which follows a parcel of water as it moves downstream, was used to link hydrological and chemical transformation processes. Wastewater loading of neuro-active compounds varied considerably over a span of several hours, and thus a sampling regime...
Updating Maryland's sea-level rise projections
Donald F. Boesch, Larry P. Atkinson, William C. Boicourt, John D. Boon, Donald R. Cahoon, Robert A. Dalrymple, Tal Ezer, Benjamin P. Horton, Zoe P. Johnson, Robert E. Kopp, Ming Li, Richard H. Moss, Adam Parris, Christopher K. Sommerfield
2013, Report
With its 3,100 miles of tidal shoreline and low-lying rural and urban lands, “The Free State” is one of the most vulnerable to sea-level rise. Historically, Marylanders have long had to contend with rising water levels along its Chesapeake Bay and Atlantic Ocean and coastal bay shores. Shorelines eroded and...
An overview of the Southern Nevada Agency Partnership science and research synthesis
Jeanne C. Chambers, Matthew L. Brooks, Kent Turner, Carol B. Raish, Steven M. Ostoja
2013, General Technical Report RMRS-GTR-303-1
Maintaining and restoring the diverse ecosystems and resources that occur in southern Nevada in the face of rapid socio-economic and ecological change presents numerous challenged to Federal land managers. Rapid population growth since the 1980s, the land uses associated with that growth, and the interactions of those uses with the...
Invasive species in southern Nevada
Matthew L. Brooks, Steven M. Ostoja, Jeanne Chambers
2013, General Technical Report RMRS-GTR-303-4
Southern Nevada contains a wide range of topographies, elevations, and climactic zones emblematic of its position at the ecotone between the Mojave Desert, Great Basin, and Colorado Plateau ecoregions. These varied environmental conditions support a high degree of biological diversity (Chapter 1), but they also provide opportunities for a wide...
TanA: a fluorogenic probe for thiaminase activity
Wanjun Zhu, James L. Zajicek, Donald E. Tillitt, Timothy E. Glass
2013, Analytical Methods (5) 446-448
A fluorogenic thiamine analogue is presented as a fluorescent probe for thiaminase activity. The emission of the fluorophore is quenched by photoinduced electron transfer (PET) to the N-substituted pyridinium portion of the probe. Action of the enzyme releases the free pyridine group causing a substantial increase in fluorescence....
Table of standard atomic weights 2013
Tyler B. Coplen, Willi A. Brand, Juris Meija, Manfred Gröning, Norman E. Holden, Michael Berglund, Paul De Bievre, Robert D. Loss, Thomas Prohaska, Thomas Walczyk
2013, Report
IUPAC Commission on Istopic Abundances and Atomic Weights' spreadsheet of Standard Atomic Weights....
Fire history, effects and management in southern Nevada
Matthew L. Brooks, Jeanne Chambers, Randy McKinley
2013, Report, The Southern Nevada Agency Partnership science and research synthesis: science to support land management in southern Nevada (General Technical Report RMRS-GTR-303)
Fire can be both an ecosystem stressor (Chapter 2) and a critical ecosystem process, depending on when, where, and under what conditions it occurs on the southern Nevada landscape. Fire can also pose hazards to human life and property, particularly in the wildland/urban interface (WUI). The challenge faced by land...
Reduced Myxobolus cerebralis actinospore production in a Colorado reservior may be linked to changes in Tubifex tubifex population structure
R. Barry Nehring, B. Hancock, M. Catanese, M.E.T. Stinson, Dana L. Winkelman, J. Wood, J. Epp
2013, Journal of Aquatic Animal Health (25) 205-220
Elucidating the dynamics of a parasitic infection requiring two hosts in a natural ecosystem can be a daunting task. Myxobolus cerebralis (Mc), the myxozoan parasite that causes whirling disease in some salmonids, was detected in the Colorado River upstream of Windy Gap Reservoir (WGR) in 1988. Subsequently, whirling disease was...
Essential biodiversity variables
H.M. Pereira, S. Ferrier, M. Walters, G.N. Geller, R.H.G. Jongman, Robert J. Scholes, M.W. Bruford, N. Brummitt, S.H.M. Butchart, A.C. Cardoso, N.C. Coops, E. Dulloo, D.P. Faith, J. Freyhof, R.D. Gregory, C. Heip, R. Höft, G. Hurtt, W. Jetz, D.S. Karp, M.A. McGeoch, David Obura, Y. Onada, N. Pettorelli, B. Reyers, R. Sayre, J.P.W. Scharlemann, S.N. Stuart, E. Turak, M. Walpole, M. Wegmann
2013, Science (339) 277-278
Reducing the rate of biodiversity loss and averting dangerous biodiversity change are international goals, reasserted by the Aichi Targets for 2020 by Parties to the United Nations (UN) Convention on Biological Diversity (CBD) after failure to meet the 2010 target (1, 2). However, there is no global, harmonized observation system...
Influences of Availability on Parameter Estimates from Site Occupancy Models with Application to Submersed Aquatic Vegetation
Brian R. Gray, Mark D. Holland, Feng Yi, Leigh Ann Harrod Starcevich
2013, Natural Resource Modeling (26) 526-545
Site occupancy models are commonly used by ecologists to estimate the probabilities of species site occupancy and of species detection. This study addresses the influence on site occupancy and detection estimates of variation in species availability among surveys within sites. Such variation in availability may result from temporary emigration, nonavailability...
234U/238U and δ87Sr in peat as tracers of paleosalinity in the Sacramento-San Joaquin Delta of California, USA
Judith Z. Drexler, James B. Paces, Charles N. Alpers, Lisamarie Windham-Myers, Leonid A. Neymark, Thomas D. Bullen, Howard E. Taylor
2013, Applied Geochemistry (40) 164-179
The purpose of this study was to determine the history of paleosalinity over the past 6000+ years in the Sacramento-San Joaquin Delta (the Delta), which is the innermost part of the San Francisco Estuary. We used a combination of Sr and U concentrations, d87Sr values, and 234U/238U activity ratios (AR)...
Descriptions and characterizations of water-level data and groundwater flow for the Brewster Boulevard and Castle Hayne Aquifer Systems and the Tarawa Terrace Aquifer
Robert E. Faye, L. Elliott Jones, René J. Suárez-Soto
2013, Report, Analyses and historical reconstruction of groundwater flow, contaminant fate and transport, and distribution of drinking water within the service areas of the Hadnot Point and Holcomb Boulevard Water Treatment Plants and Vicinities, U.S. Marine Corps Base Camp Lejeune, North Carolina
This supplement of Chapter A (Supplement 3) summarizes results of analyses of groundwater-level data and describes corresponding elements of groundwater flow such as vertical hydraulic gradients useful for groundwater-flow model calibration. Field data as well as theoretical concepts indicate that potentiometric surfaces within the study area are shown to resemble...
Using state-and-transition modeling to account for imperfect detection in invasive species management
Leonardo Frid, Tracy Holcombe, Jeffrey T. Morisette, Aaryn D. Olsson, Lindy Brigham, Travis M. Bean, Julio L. Betancourt, Katherine Bryan
2013, Invasive Plant Science and Management (6) 36-47
Buffelgrass, a highly competitive and flammable African bunchgrass, is spreading rapidly across both urban and natural areas in the Sonoran Desert of southern and central Arizona. Damages include increased fire risk, losses in biodiversity, and diminished revenues and quality of life. Feasibility of sustained and successful mitigation will depend heavily...
Tectonic evolution and Cretaceous gold metallogenesis of southwestern Alaska
Garth E. Graham, Richard J. Goldfarb, Marti L. Miller, Kati Gibler, Mike Roberts
2013, Society of Economic Geologists Special Publication (17) 169-200
Cretaceous gold metallogenesis in southwestern Alaska comprises three distinct episodes related to the accretionary evolution of northwestern North America. The oldest mineralizing event is characterized by 112 Ma Cu-Au-Bi-Te porphyry-type(?) veining in the zoned Bonanza and adjacent plutons that intruded rocks of the Nyac terrane. Tectonic reconstructions and limited geological...
The interplay of evolved seawater and magmatic-hydrothermal fluids in the 3.24 Ga panorama volcanic-hosted massive sulfide hydrothermal system, North Pilbara Craton, Western Australia
Susan L. Drieberg, Steffen G. Hagemann, David L. Huston, Gary Landis, Chris G. Ryan, Esme Van Achterbergh, Torsten Vennemann
2013, Economic Geology (108) 79-110
The ~3240 Ma Panorama volcanic-hosted massive sulfide (VHMS) district is unusual for its high degree of exposure and low degree of postdepositional modification. In addition to typical seafloor VHMS deposits, this district contains greisen- and vein-hosted Mo-Cu-Zn-Sn mineral occurrences that are contemporaneous with VHMS orebodies and are hosted by the...
Pacific island landbird monitoring annual report, National Park of American Samoa, Ta‘u and Tutuila units, 2011
Seth W. Judge, Richard J. Camp, Visa Vaivai, Patrick J. Hart
2013, National Park Service Natural Resource Technical Report NPS/PACN/NRTR—2013/666
The National Park of American Samoa (NPSA) was surveyed for landbirds and habitat characteristics from June through August, 2011. This information provides the first data in the time-series of landbird monitoring for long-term trends in forest bird distribution, density, and abundance within the NPSA. The NPSA survey area was comprised...
Ecosystem stressors in southern Nevada
Burton K. Pendleton, Jeanne C. Chambers, Matthew L. Brooks, Steven M. Ostoja
2013, General Technical Report RMRS-GTR-303-2
Southern Nevada ecosystems and their associated resources are subject to a number of global and regional/local stressors that are affecting the sustainability of the region. Global stressors include elevated carbon dioxide (CO2) concentrations and associated changes in temperature and precipitation patterns and amount, solar radiation, and nutrient cycles (Smith and...
The effect of complex fault rupture on the distribution of landslides triggered by the 12 January 2010, Haiti earthquake
Edwin L. Harp, Randall W. Jibson, Richard L. Dart
Claudio Margottini, Paolo Canuti, Kyoji Sassa, editor(s)
2013, Book chapter, Landslide Science and Practice: Volume 5: Complex Environment
The MW 7.0, 12 January 2010, Haiti earthquake triggered more than 7,000 landslides in the mountainous terrain south of Port-au-Prince over an area that extends approximately 50 km to the east and west from the epicenter and to the southern coast. Most of the triggered landslides were rock and soil...
Expression of terrain and surface geology in high-resolution helicopter-borne gravity gradient (AGG) data: examples from Great Sand Dunes National Park, Rio Grande Rift, Colorado
Benjamin J. Drenth
2013, The Leading Edge (32) 924-930
Airborne gravity gradient (AGG) data are rapidly becoming standard components of geophysical mapping programs, due to their advantages in cost, access, and resolution advantages over measurements of the gravity field on the ground. Unlike conventional techniques that measure the gravity field, AGG methods measure derivatives of the gravity field. This...
