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This study is a gendered analysis of natural resource management at the local scale of a poor rural Sri Lankan village in a conservation buffer zone. This village experiences destruction of forests and ...
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2. [Article] Methods to Develop a Crediting Strategy for Transportation and Metropolitan Planning Agencies: White Paper
The focus of this paper is to identify the ways in which the Ecosystem Services Crediting methodology, part of the Integrated Ecological Framework (IEF), could be developed to make it easily usable and ...Citation -
3. [Article] Resident Perceptions of Natural Resources between Cities and across Scales in the Pacific Northwest
As the global population becomes increasingly urban, research is needed to explore how local culture, land use, and policy will influence urban natural resource management. We used a broad-scale comparative ...Citation -
4. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2006
Part of the Oregon Bidiversity Information Center ReportCitation -
The intention of this plan is to provide a vision and guidelines for maintaining and improving the ecological health of Koll Center Wetlands in the short and long term. Although the plan will change over ...
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6. [Article] Mapping Meaningful Places on Washington’s Olympic Peninsula: Toward a Deeper Understanding of Landscape Values
Landscape values mapping has been widely employed as a form of public participation GIS (PPGIS) in natural resource planning and decision-making to capture the complex array of values, uses, and interactions ...Citation -
7. [Article] "Environmental stimulation and long-term planning"
With Cooper, W. Ecosystems.Citation -
The McKee Preserve is a new conservation area at Bandon Dunes Golf Resort, located on the southern Oregon coast. The Preserve is 250 acres in size and is made up of 13 different natural resource communities. ...
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The City of Gresham is developing a Downspout Disconnection Program, which encourages homeowners to disconnect their roof downspouts from the storm sewer system and divert the stormwater onto their lawn ...
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Understanding survival of precocial chicks in the period immediately following hatching has important conservation implications because population growth is often sensitive to post-hatching survival. We ...
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11. [Article] Combining and Aggregating Environmental Data for Status and Trend Assessments: Challenges and Approaches
Increasingly, natural resource management agencies and nongovernmental organizations are sharing monitoring data across geographic and jurisdictional boundaries. Doing so improves their abilities to assess ...Citation -
This presentation focuses on the Columbia Basin Project
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Interview of Steve Cohen by Chris Stephens at Ecotrust Building, Portland, Oregon on July 28th, 2009. The interview index is available for download.
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14. [Article] Interview with Jim Labbe, Portland Audubon Society, 2011
Interview of Jim Labbe by Tony Smith on March 11th, 2011. The interview index is available for download.Citation -
Interview of Michael Burri by Jeff Pullen-Sayles at Sandy, Oregon on May 9th, 2010. The interview index is available for download.
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16. [Article] Community Science and the Ecological Merits of Backyard Habitat Patches and Adjacent Green-Spaces for Urban Avian Species
In what ways do small-scale urban backyards contribute to local bird abundance and biodiversity? In what ways might these yards serve as an ‘extension’ of neighboring native forest areas? This project ...Citation -
17. [Article] Predator Exclosures, Predator Removal, and Habitat Improvement Increase Nest Success of Snowy Plovers in Oregon, USA
Management to increase reproductive success is commonly used to aid recovery of threatened and endangered species. The Western Snowy Plover (Charadrius nivosus nivosus) breeds from coastal Washington, ...Citation -
We used a predictive model to map canopy cover of vegetation over seven feet in height ("tall woody vegetation") at 30-meter resolution over nearly 29 million acres within and adjacent to the range of ...
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Management of public lands in the U.S. aims to achieve multiple goals relating to ecological function, wildlife habitat, support of local economies, and recreation; and in fire-prone landscapes these goals ...
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20. [Article] Bridges and Barriers to Developing and Conducting Interdisciplinary Graduate-Student Team Research
Understanding complex socio-environmental problems requires specialists from multiple disciplines to integrate research efforts. Programs such as the National Science Foundation’s Integrative Graduate ...Citation -
21. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2016
We monitored the distribution, abundance and productivity of the federally threatened Western Snowy Plover (Charadrius nivosus nivosus) along the Oregon coast from 5 April – 31 August 2016. From north ...Citation -
22. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2015
We monitored the distribution, abundance and productivity of the federally threatened Western Snowy Plover (Charadrius nivosus nivosus) along the Oregon coast from 3 April – 11 September 2015. From north ...Citation -
23. [Article] Temporal Variation in Nutrient Uptake Capacity by Intact Roots of Mature Loblolly Pine
Nutrient uptake is generally thought to exhibit a simple seasonal pattern, but few studies have measured temporal variation of nutrient uptake capacity in mature trees. We measured net uptake capacity ...Citation -
24. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2014
We monitored the distribution, abundance and productivity of the federally threatened Western Snowy Plover (Charadrius nivosus nivosus) along the Oregon coast from 1 April – 15 September 2014. From north ...Citation -
Chytrid fungi are the most ancestral of the fungi and are global in distribution. There are over 1200 species of Chytridiomycota described from freshwater, marine and terrestrial systems in temperate, ...
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Invasive species are recognized as a leading threat to biodiversity and their management is expensive, time consuming, and labor intensive. Therefore, it is important to review both benefits and detriments ...
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27. [Article] "Ecosystems"
With: Arbib, M. A. Environmental stimulation and long-term planning.Citation -
28. [Article] "The urban enigma: America's urban alternatives"
With: Brown, H. S. Energy resources.Citation -
29. [Article] Watershed Data Organization and Project Prioritization
The Oregon Coastal Salmon Restoration Initiative (OCSRI) (1197) is the first of several documents that have come to be known as the Oregon Plan for Salmon and watersheds (OPSW). The OCSRI indicates that ...Citation -
30. [Article] Getting Salmon Back in Salmon Creek: Systematizing Comparative Water Quality Analysis for Targeted Restoration
This presentation focuses on water quality restoration efforts in Salmon CreekCitation -
In July 2002, the National Policy Consensus Center (NPCC) hosted a colloquium for people involved in watershed collaborations, academics, and other experts from government and non-profit organizations. ...
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Landscape structure and biotic interactions are closely linked. We identify five aspects of landscape structure that contribute to the co-occurrence of species and restrict or enable different types of ...
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33. [Article] Woody Biomass Use Trends, Barriers, and Strategies: Perspectives of US Forest Service Managers
The use of woody biomass is being promoted across the United States as a means of increasing energy independence, mitigating climate change, and reducing the cost of hazardous fuels reduction treatments ...Citation -
The purpose of this study is to model how 5-day weather patterns and algal buoyancy regulation influence the competition between two bloom forming cyanobacteria species in Upper Klamath Lake, Oregon. Sudden ...
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35. [Article] Estimating Nutrient Uptake by Mature Tree Roots Under Field Conditions: Challenges and Opportunities
Nutrient uptake by roots of mature trees is difficult to measure accurately under field conditions using existing methods. In this review, we discuss current techniques for measuring uptake at the root ...Citation -
This dissertation investigates social and ecological factors that facilitate effective management of coral reefs as social-ecological systems. Meta-analytical and field-based methods were employed to examine ...
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37. [Article] Integrating Ecosystem Services, River Restoration and Community: A Case Study at Fisher's Bend
Natural areas and ecosystem services at the edge of urban areas are threatened by increasing development. This paper examines how community based restoration partnerships can work to identify, protect ...Citation -
The Western Snowy Plover (Charadrius alexandrinus nivosus) breeds along the coast of the Pacific Ocean in California, Oregon, and Washington and at alkaline lakes in the interior of the western United ...
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Dry forests account for nearly half of the world’s tropical and subtropical forests and provide a multitude of ecological services. They contribute to hydrological cycles and livestock and wildlife provisioning; ...
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40. [Article] Factors of Successful Collaboration: Oregon's Watershed Councils as Collaborative Systems
The public sector, business professionals and organization leaders are among some of the diverse entities increasingly viewing collaboration as a useful, and at times necessary, practice. Collaborative ...Citation -
This report provides the administrative design to implement the Yakima/Klickitat Production Project. This project is a scientifically designed salmon fishery restoration project funded by the Bonneville ...
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I hypothesized that vegetation and physical environmental characteristics would differ between the upper and lower extents of the annually flooded riparian zone on the John Day River, and that relationships ...
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43. [Article] Climate Change and Land Management Impact Rangeland Condition and Sage-Grouse Habitat in Southeastern Oregon
Contemporary pressures on sagebrush steppe from climate change, exotic species, wildfire, and land use change threaten rangeland species such as the greater sage-grouse (Centrocercus urophasianus). To ...Citation -
44. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2010
From 8 April – 27 September 2010 we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius alexandrinus nivosus) along the Oregon coast. From ...Citation -
45. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2011
From 6 April – 19 September 2011 we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius nivosus nivosus) along the Oregon coast. From north ...Citation -
46. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2012
From 5 April – 21 September 2012 we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius nivosus nivosus) along the Oregon coast. From north ...Citation -
47. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2013
From 26 March – 19 September 2013 we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius nivosus nivosus) along the Oregon coast. From north ...Citation -
48. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2007
From 3 April – 21 September 2007, we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius alexandrinus nivosus) along the Oregon coast. From ...Citation -
49. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2008
From 1 April – 24 September 2008, we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius alexandrinus nivosus) along the Oregon coast. From ...Citation -
50. [Article] The Distribution and Reproductive Success of the Western Snowy Plover along the Oregon Coast - 2009
From 3 April – 23 September 2009 we monitored the distribution, abundance and productivity of the federally Threatened Western Snowy Plover (Charadrius alexandrinus nivosus) along the Oregon coast. From ...Citation -
Ecological science has contributed greatly to our understanding of the natural world and the impact of humans on that world. Now, we need to refocus the discipline towards research that ensures a future ...
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52. [Article] Informing Oregon's Marine Protected Area (MPA) Baseline: Past and Present Tribal Uses of Marine Resources
Native American tribes with ancestral land adjacent to the coast have gathered, hunted, and fished marine resources for millennia. In 2012, the state of Oregon designated five marine sites as reserves ...Citation -
53. [Article] The Limitation of Spread of Non-native Marine Invertebrates from Artificial Structures to Natural Habitats
Artificial structures created for aquatic anthropogenic activities are often colonized and fouled by many non-native species, few of which have invaded natural areas. Some research has indicated predation ...Citation -
54. [Article] Effects of Beaver Dams on Surface Water Flow During Storm Events in an Urban Landscape
Urban land-use generally alters the hydrologic cycle, leading to changes in the natural flow regime of local streams. Runoff from impervious surfaces and routing of stormwater to streams causes urban streams ...Citation -
We investigated water resource vulnerability in the US portion of the Columbia River basin (CRB) using multiple indicators representing water supply, water demand, and water quality. Based on the US county ...
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Root biomass, root production and lifespan, and root-mycorrhizal interactions govern soil carbon fluxes and resource uptake and are critical components of terrestrial models. However, limitations in data ...
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57. [Article] Estuarine Habitat Mitigation in Oregon: Policy Review, Analysis, and Recommended Improvements
The report is organized in the following manner. After the introductory chapter (Chapter 1), Chapter Two describes Oregon’s current estuarine policy and related state and federal policies. Chapter Three ...Citation -
58. [Article] Effects of Tide Gate Replacement on Water Temperature ina Freshwater Slough in the Columbia River Estuary
Dramatic declines in salmon populations in the Pacific Northwest have brought new attention to the importance of estuarine rearing habitats. Levees and tide gates used to convert estuarine wetlands into ...Citation -
The North Florence Dunal Aquifer is the only feasible source for drinking water for the coastal city of Florence, Oregon and Florence's Urban Growth Boundary. High infiltration rates and a shallow groundwater ...
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60. [Article] Macroinvertebrate Community Analysis on lower Hood River Before and During the Removal of Powerdale Dam: A Baseline Study
Powerdale Dam was an 87-year-old hydroelectric complex on lower Hood River in northern Oregon which was decommissioned in 2010. Macroinvertebrate samples were collected in 2009, before the removal process ...Citation -
The impact of hatchery fish on native populations has been extensively studies, especially as environmental management has generally moved toward a conservation focus. In Oregon, the McKenzie River native ...
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62. [Article] Northwest Forest Plan The First 20 Years (1994-2013): Watershed Condition Status and Trend
We used two data sets to evaluate stream and upslope/riparian condition for sixth-field watersheds in each aquatic province within the Northwest Forest Plan (NWFP) area. The stream evaluation was based ...Citation -
63. [Article] Environmental Gradients, Community Boundaries, and Disturbance the Darlingtonia Fens of Southwestern Oregon
The Darlingtonia fens, found on serpentine soils in southern Oregon, are distinct communities that frequently undergo dramatic changes in size and shape in response to a wide array of environmental factors. ...Citation -
Pentachlorophenol (PCP) is one of the prominent environmental pollutant that has penetrated into food chain and is present in humans. Health concerns have been raised since daily intake of PCP by the US ...
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A survey of aquatic plants in a selected Corps of Engineers reservoirs in Oregon was conducted. Cottage Grove, Dorena, Fern Ridge, Dexter and Willow Creek Reservoirs contained abundant aquatic plants. ...
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66. [Article] Similarity of Nutrient Uptake and Root Dimensions of Engelmann Spruce and Subalpine Fir at Two Contrasting Sites in Colorado
Nutrient uptake capacity is an important parameter in modeling nutrient uptake by plants. Researchers commonly assume that uptake capacity measured for a species can be used across sites. We tested this ...Citation -
Eichhornia crassipes (water hyacinth) is an invasive weed that causes serious issues for rivers, lakes, and other reservoirs around the world, although it can be an excellent source for bioactive compounds ...
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68. [Article] Increased Habitat Connectivity Homogenizes Freshwater Communities: Historical and Landscape Perspectives
Increases in habitat connectivity can have consequences for taxonomic, functional, and genetic diversity of communities. Previously isolated aquatic habitats were connected with canals and pipelines in ...Citation -
69. [Article] Advancing Collaborative Solutions: Lessons from the Oregon Sage-Grouse Conservation Partnership (SageCon)
The Sage-Grouse Conservation Partnership, also known as “SageCon,” was an unprecedented collaborative effort among federal, state, and private stakeholders to address landscape-scale threats to greater ...Citation -
70. [Article] Foliar Nutrient Concentrations Related to Soil Sources Across a Range of Sites in the Northeastern United States
Understanding the supply of nutrients from various soil sources and the sensitivity of tree species to soil nutrient availability is critical for predicting the effects of declines in base cations due ...Citation -
Most measurements of nutrient uptake use either hydroponic systems or soil-grown roots that have been disturbed by excavation. The first objective of this study was to test how root excavation affects ...
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To better understand the value of those who engage in environmental stewardship of natural areas, we studied volunteer steward's motivation to participate, their sustainable behaviors and attitudes toward ...
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The effects of urbanization and continual human disturbance on the plant and avian communities of Forest Park and forested lands surrounding Portland, Oregon, were studied. I examined characteristics of ...
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74. [Article] The Impact of Fine Sediment on Stream Macroinvertebrates in Urban and Rural Oregon Streams
Urbanization, often characterized by high impervious surface area, can result in excessive inputs of fine sediments into urban streams. Excessive fine sediments can blanket the stream bed filling the interstitial ...Citation -
Fuel-reduction treatments are used extensively to reduce wildfire risk and restore forest diversity and function. In the near future, increasing regulation of carbon (C) emissions may force forest managers ...
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76. [Article] Disequilibrium of Fire-prone Forests Sets the Stage for a Rapid Decline in Conifer Dominance during the 21st Century
As trees are long-lived organisms, the impacts of climate change on forest communities may not be apparent on the time scale of years to decades. While lagged responses to environmental change are common ...Citation -
Linking the type and timing of hydrologic changes with patterns of urban growth is essential to identifying the underlying mechanisms that drive declines in urban aquatic ecosystems. In six urbanizing ...
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78. [Article] Understanding the Links Between Cyanobacteria Physiology and Hydrodynamics may Help Find Adaption Strategies for Toxic Blooms
Even though we are managing lakes to decrease algal blooms overall, harmful algal blooms seem to be showing up more and more frequently. Although the word “blooms” connotes dominance and rapid growth, ...Citation -
Context: Forest landscapes are increasingly managed for fire resilience, particularly in the western US which has recently experienced drought and widespread, high-severity wildfires. Fuel reduction treatments ...
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Urbanization and its Relationship to Water Quality within the Bronson Creek Watershed A watershed analysis project was undertaken to investigate the impact of urbanization on the water quality with Bronson ...
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Background: Environmental temperature has profound consequences for early amphibian development and many field and laboratory studies have examined this. Most laboratory studies that have characterized ...
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