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Showing 1 to 19 of 19 for “"Rocky Mountain National Park"”.

  1. Estimating visitor use in the backcountry of Rocky Mountain National Park

    … number of visitors to the backcountry areas of Rocky Mountain National Park (ROMO), using an active infrared monitoring system. Techniques for conducting this type of visitor use estimation in not only a national park, but also in rugged wilderness areas are presented and include; proper …

    colostate Repository record for Estimating visitor use in the backcountry of Rocky Mountain National Park (opens in a new tab)

  2. Rocky Mountain National Park waste audit and recycling behavioral change intervention initiative

    … component of their sustainability operations. Rocky Mountain National Park (RMNP) is one such organization seeking to increase sustainability through improved landfill waste diversion. RMNP conducted a park-wide waste audit in the summer of 2011, identifying the Family Campground location type …

    colostate Repository record for Rocky Mountain National Park waste audit and recycling behavioral change intervention initiative (opens in a new tab)

  3. Topography, disturbance and climate: subalpine forest change 1972-2013, Rocky Mountain National Park, USA

    … forest plots originally surveyed in 1972-73 in Rocky Mountain National Park (RMNP) to investigate changes in species composition and structure and assess species migration during the past 40 years. I specifically considered forest change and migration in the context of topography, disturbance …

    colostate Repository record for Topography, disturbance and climate: subalpine forest change 1972-2013, Rocky Mountain National Park, USA (opens in a new tab)

  4. Impacts of elk management and riparian condition on songbirds in Rocky Mountain National Park

    … effects on ecosystems. As in other western parks, riparian willow (Salix spp.) communities in Rocky Mountain National Park (RMNP) are declining as a result of a trophic cascade involving the local extinction of wolves (Canis lupus) and an exponential increase in elk (Cervus elaphus). In …

    colostate Repository record for Impacts of elk management and riparian condition on songbirds in Rocky Mountain National Park (opens in a new tab)

  5. Assessing vegetation reestablishment on disturbed high mountain lakeshores following historic dam removal in Rocky Mountain National Park, Colorado, USA

    … In 1982, then-79-year-old Lawn Lake Dam in Rocky Mountain National Park failed, resulting in three deaths, and extensive monetary damages and destruction of natural resources within the Park. This was followed by a policy decision to remove three dams in the Park between 1988 and 1990, …

    colostate Repository record for Assessing vegetation reestablishment on disturbed high mountain lakeshores following historic dam removal in Rocky Mountain National Park, Colorado, USA (opens in a new tab)

  6. Cheatgrass (Bromus tectorum L.) management and native plant community recovery on sites selectively treated with Imazapic in Rocky Mountain National Park

    … subalpine plant communities and ecosystems of Rocky Mountain National Park (RMNP). Cheatgrass aggressively invades disturbed sites and competes with native plant species by rapidly establishing a root system capable of depleting soil moisture and available nitrogen, making cheatgrass control a …

    colostate Repository record for Cheatgrass (Bromus tectorum L.) management and native plant community recovery on sites selectively treated with Imazapic in Rocky Mountain National Park (opens in a new tab)

  7. Monitoring amphibian populations and the status of wood frogs and boreal chorus frogs in the Kawuneeche Valley of Rocky Mountain National Park

    … probabilities, from 2004 to 2006 in a valley in Rocky Mountain National Park. I also evaluated hypothesized relationships between occupancy and attributes measured at multiple spatial scales. Erin Muths and Barry Noon were co-authors on this chapter. Breeding wood frogs occupied approximately 12% …

    colostate Repository record for Monitoring amphibian populations and the status of wood frogs and boreal chorus frogs in the Kawuneeche Valley of Rocky Mountain National Park (opens in a new tab)

  8. A debris flow chronology and analysis of controls on debris flow occurrence in the Upper Colorado River valley, Rocky Mountain National Park, CO

    … dendrochronology for dating geomorphic events in Rocky Mountain National Park and provides context for restoration following debris flows.

    colostate Repository record for A debris flow chronology and analysis of controls on debris flow occurrence in the Upper Colorado River valley, Rocky Mountain National Park, CO (opens in a new tab)

  9. Riparian willow dynamics and their interaction with environmental and biological factors in the elk winter range of Rocky Mountain National Park (Colorado) - a multi-scale analysis

    … in two valleys of the elk winter range of Rocky Mountain National Park (Colorado). Studies at the individual, population, and landscape scale were conducted, and results from these studies were incorporated into a spatial, process based model (SAVANNA). Morphological and physiological …

    colostate Repository record for Riparian willow dynamics and their interaction with environmental and biological factors in the elk winter range of Rocky Mountain National Park (Colorado) - a multi-scale analysis (opens in a new tab)

  10. Using Repeat Photography to Examine Change in a U.S. National Park Gateway Community: A Case Study of Estes Park, Colorado

    <p>Since the creation of the National Park Service in the United States, tourists from around the world visiting America's national parks are served by gateway communities. Gateway communities are the towns and cities that border public lands and protected spaces. The impact of our visits on these …

    denver Repository record for Using Repeat Photography to Examine Change in a U.S. National Park Gateway Community: A Case Study of Estes Park, Colorado (opens in a new tab)

  11. Soil-plant-herbivore interactions and nutrient dynamics in semi-arid grazing systems in northeastern Brazil and western USA

    … to areas where all trees were removed. In Rocky Mountain National Park (RMNP), Colorado, we found that herbivores had a significant influence on nutrient pools, fluxes between pools, and also on ecosystem structure by possibly reducing the ability of Salix shrubs to take up N from the …

    colostate Repository record for Soil-plant-herbivore interactions and nutrient dynamics in semi-arid grazing systems in northeastern Brazil and western USA (opens in a new tab)

  12. Groundwater-surface water exchange within montane and alpine regions of the Front Range and Rocky Mountains, Colorado

    … will diminish a crucial storage of water in mountainous regions and thus decrease water availability to Front Range communities and to agricultural regions in the Midwest. To characterize how water resources and quality will alter with time and with this hydrologic change, I have examined …

    colo-mines Repository record for Groundwater-surface water exchange within montane and alpine regions of the Front Range and Rocky Mountains, Colorado (opens in a new tab)

  13. A damming history: an analysis on the legacy effects of beaver dams on the composition and structure of a montane riparian ecosystem

    … study was conducted in the Kawuneeche Valley of Rocky Mountain National Park, Colorado. Field methods focused on vegetative surveys around historic, off-channel beaver dams, the Colorado River, and its major tributaries. Observed beaver sign was classified by age (historic, recent/current, …

    colostate Repository record for A damming history: an analysis on the legacy effects of beaver dams on the composition and structure of a montane riparian ecosystem (opens in a new tab)

  14. Riparian willow decline in Colorado: interactions of ungulate browsing, native birds and fungi

    Willows (Salix spp.) are critical components of Rocky Mountain riparian ecosystems. They provide food for ungulates and beavers; habitat for resident and migratory bird populations, and amphibians; and are integral components of the structure and function of montane riparian ecosystems. In Rocky

    colostate Repository record for Riparian willow decline in Colorado: interactions of ungulate browsing, native birds and fungi (opens in a new tab)

  15. Beaver as drivers of hydrogeomorphic and ecological processes in a mountain valley

    … geomorphic, and ecological processes in a mountain valley. The influence of two in-channel beaver dams and a 10-year flood event on surface inundation, groundwater levels, and flow patterns was examined in a 1.5-km section of the Colorado River valley in Rocky Mountain National Park, …

    colostate Repository record for Beaver as drivers of hydrogeomorphic and ecological processes in a mountain valley (opens in a new tab)

  16. Distinguishing the hydrologic regimes and vegetation of fens and wet meadows in the Rocky Mountains

    Fens and wet meadows in the Rocky Mountains are groundwater fed wetlands that are infrequent on the landscape but critical for the support of biodiversity and ecosystem functions. Organic vs. mineral soil layer classifications, hydrologic regime and vegetation indicators have been used to …

    colostate Repository record for Distinguishing the hydrologic regimes and vegetation of fens and wet meadows in the Rocky Mountains (opens in a new tab)

  17. The mathematical modeling and analysis of nonlocal ecological invasions and savanna population dynamics

    … results for the Bromus tectorum invasion of Rocky Mountain National Park using data collected by ecologists over the past two decades, and illustrate the effect of various controls on this data. A final chapter concerns a problem of cognitive population dynamics, namely vowel pronunciation in …

    colostate Repository record for The mathematical modeling and analysis of nonlocal ecological invasions and savanna population dynamics (opens in a new tab)