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Climate change is already affecting species in many ways. Because individual species respond to climate change differently, some will be adversely affected by climate change whereas others may benefit. Successfully managing species in a changing climate will require an understanding of which species will be most and least impacted by climate change. Although several approaches have been proposed for assessing the vulnerability of species to climate change, it is unclear whether these approaches are likely to produce similar results. In this study, we compared the relative vulnerabilities to climate change of 76 species of birds, mammals, amphibians, and trees based on three different approaches to assessing vulnerability....
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Whitebark pine is a high-elevation, important tree species that provides critical habitat for wildlife and supplies valued ecosystem services. These trees currently face multiple threats, including attack by the mountain pine beetle, which has recently killed whitebark pines over much of the western U.S. Climate is an important factor in these outbreaks, and future warming is expected to affect epidemics. Our project developed statistical models of outbreaks in whitebark pine for three regions: the Greater Yellowstone Ecosystem, the Northern U.S. Rocky Mountains, and the Cascade Range. We used these models to understand climate/beetle outbreak relationships, evaluate climatic causes of recent outbreaks, and estimate...
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The objective of this study was to determine why certain stream insects tend to be found in certain temperature ranges. Many federal, state and local agencies use stream insects to monitor the health of freshwater ecosystems. While the temperature ranges for some insects are often inferred from the temperature of the waters where they were collected, this inference is coarse at best and problematic at worst. Stream temperatures fluctuate a lot during the year and temperature may or may not control where an insect lives. Field insects were collected and sent to a laboratory for testing several temperature endpoints, particularly at higher temperatures. Respiration, breathing rate, and some physical activities were...
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Biodiversity is declining worldwide, and this trend could potentially become more severe as climate conditions change. An integral component of proactive adaptive management planning requires forecasts of how changes in climate will affect individual species. This need has been identified my multiple federal agencies, including the U.S. Fish and Wildlife Service, National Park Service, Bureau of Land Management, and U.S. Forest Service. The goal of this project was to assist land and wildlife managers in anticipating which species are most vulnerable to changes in climate in the Southwest, and how resources can best be invested to facilitate adaptation. Researchers evaluated the current and future breeding ranges...
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Enhancing ecological connectivity - the degree to which landscapes facilitate the movement of the organisms within them - is a frequently recommended strategy for conserving wildlife populations into the future. This is because a primary way in which species respond to climate change is by adjusting their geographic ranges to find more suitable temperatures and adequate food supplies. It is also because connectivity facilitates many other important ecological and evolutionary processes within species' ranges, further promoting resilience and healthy populations. However, widespread fragmentation of landscapes by human activities presents a serious obstacle to these processes, which may contribute to a decline in...


    map background search result map search result map Quantifying the Effects of Climate Change on Mountain Pine Beetle Outbreaks and Subsequent Threats to Whitebark Pine Understanding Climate Change Vulnerability in the Pacific Northwest: A Comparison of Three Approaches Identification and Laboratory Validation of Temperature Tolerance for Macroinvertebrates: Developing Vulnerability Prediction Tools Identifying the Vulnerability of Birds and Reptiles to Changes in Climate in the Southwest Creating Practitioner‐Driven, Science‐Based Plans for Connectivity Conservation in the Washington-British Columbia Transboundary Region Creating Practitioner‐Driven, Science‐Based Plans for Connectivity Conservation in the Washington-British Columbia Transboundary Region Quantifying the Effects of Climate Change on Mountain Pine Beetle Outbreaks and Subsequent Threats to Whitebark Pine Identifying the Vulnerability of Birds and Reptiles to Changes in Climate in the Southwest Identification and Laboratory Validation of Temperature Tolerance for Macroinvertebrates: Developing Vulnerability Prediction Tools Understanding Climate Change Vulnerability in the Pacific Northwest: A Comparison of Three Approaches