Popovich, N., Albeck-Ripka, L. and Pierre-Louis, K. (2018). Available at: National Park Service. They gathered research on more than a hundred species, Science reports, from skunks and stoats to polar bears, panthers, and wolves living in Yosemite. Her team at Stanford is analyzing wastewater samples from about 50 utilities, including many in the Bay Area. Spokespeople for the National Park Service have reported there to be enough staff to successfully manage the property (Bachmann 2018), although civil societies have expressed their serious concerns for the impacts of budget cuts on staffing levels of all parks (NPCA 2019). “It’s part of the overall decision-making,” Coder said. [online] National Park Service. Available at: National Parks Service. Available at: NPCA. Potential improvements include a redesigned parking area with better drainage and more efficient traffic circulation, accessible pathways and upgraded restrooms, accessible viewpoints and restored historic vistas, a realigned loop trail to reduce crowding, and new signs to help visitors navigate and learn about the area. This most recent ecological conservation project includes a study of meadow carbon sequestration in the Tuolomne Meadow. Collections include primary and secondary source materials. Yosemite has exceptional natural beauty, including some of the world's highest waterfalls, stupendous granite domes and walls, deeply incised valleys, groves of giant sequoia (the world's most massive tree), numerous alpine meadows, lakes, and a great diversity of habitats and species. However, it is beyond the capability of the park authority to influence off-site air pollution sources, fires entering the park from off-site, or the globally ubiquitous effects of climate change. Then they tested the park’s sewage, Best & Worst Refinance Mortgage Companies of 2021, © Chris Kaufman / Special To The Chronicle. However, whatever the impacts on the park's aesthetics and ecological integrity, Yosemite's monumental landforms will endure. Private automobiles were used by 69% of all users, while 30% used rental automobiles. Monahan, W. B., Rosemartin, A., Gerst, K. L., Fisichelli, N. A., Ault, T., Schwartz, M. D., ... & Weltzin, J. F. (2016). The most obvious answer and the most commonly important abiotic factor is a temperature extreme (e.g., freezing). 2000. Schwartz, M. W., Butt, N., Dolanc, C. R., Holguin, A., Moritz, M. A., North, M. P., ... & van Mantgem, P. J. - New Program Offers Veterans a Way to Realign with Civilian Life
Current threats to the integrity of the Yosemite National Park World Heritage site include over-development, unregulated day use, air pollution, invasive species and altered fire regimes. Over a thousand buildings are crowded into one end of the 1,428 ha valley (National Park Service, 2012). There have been no substantive decisions on management of the property by the Committee since inscription so this topic has not been applicable. Available at: National Park Service. Dolanc, C.R., Thorne, J.H. “Wastewater monitoring for SARS-CoV-2 is still in its infancy in the Bay Area,” said Sasha Harris-Lovett, a scientist at the Berkeley Water Center. Yosemite was closed for nearly three months when the outbreak began, then reopened with restrictions that allow in only half the number of people who normally visit. Iconic features such as Half Dome and El Capitan are classic examples of geologic history. The wild turkey appears to be spreading into the park, and no efforts are currently underway to stop its spread. 7/23. (2017b). Gavin Newsom’s statewide order Monday to shutter indoor dining … US Geological Survey, Reston, Virginia, USA. As the over 4 million visitors per year can attest, Yosemite is extremely important for recreation and tourism. “But we can now confirm it’s here.”. Its capacity to deal with air pollution and the globally ubiquitous phenomenon of climate change is rather more limited. Bachmann, D. (2018). (2020j). A proposal to restrict access of hikers climbing Yosemite … [online] National Park Service. 2012, van Wagtendonk and Lutz 2007). Characteristics that are regularly measured include informal trails, the amount of bare soil within meadows, landscape, hydrology, and physical and biotic structures. Yosemite National Park visitor study, summer 2009 . Documentary films
JAWRA Journal of the American Water Resources Association, 54(3), pp.724-741. Natural Resource Report NPS/NRPC/ARD/NRR—2009/151. Food & Wine Events. The Air Quality Monitoring Program in Yosemite National Park, in cooperation with state and other federal agencies, monitors the damage caused by air pollution with a comprehensive, science-based air resources program. USA. Climate-induced decreases in snowpack and associated decreases in moisture levels suggest that fires may become more frequent and more severe, as has been occurring in adjacent parts of California. Conroy, J.L. Available at: van Wagtendonk, J. L., and J. Climate, lightning ignitions, and fire severity in Yosemite National Park, California, USA. Zero Landfill Initiative. These create a solid foundation for effective management. Impacts include additional pollution in the park, noise and the loss of seclusion and tranquillity. A world-class management agency works hard to address these challenges in the face of development pressures at the federal level. This week, lab analysis of feces at two wastewater treatment plants serving Yosemite revealed the presence of the virus that causes COVID-19. The Sierra Nevada Network Inventory and Monitoring Program is one of 32 National Park Service Inventory & Monitoring networks across the country established to facilitate collaboration, information sharing, and economies of scale in natural resource monitoring. T here is ample evidence that 20thcentury warming has shifted ranges of temperate and arctic species, but on page  of this issue, Moritz et al . Yosemite has been home to Native Americans for millennia. A large restoration of the Mariposa sequoia grove has recently been initiated. [online] National Park Service. Should we change plans due to smoke, health concerns, fear that it will not be worth it? Oral history recordings and manuscripts
Climate-induced decreases in snowpack can also impact adversely on aesthetics by reducing the volumes of water in the park's waterfalls, a significant part of the site's awe-inspiring scenery. 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With some funding cuts being considered, the program may have difficulties in the future. Although 94% of Yosemite is Congressionally designated wilderness, the remaining 6% has serious problems with over-development and over-crowding, especially in Yosemite Valley. The National Park Service promotes the park's excellent bus-transport system (YARTS, 2020) and has taken other measures to reduce the impacts of over-crowding (National Park Service, 2020g). Proceedings of the National Academy of Sciences, 112(5), 1458-1463. A working group is being set up among Northern California utilities to share sewage testing methods and results, coordinated by UC Berkeley’s Berkeley Water Center. Housing/ Urban Areas, Commercial/ Industrial Areas, Tourism/ Recreation Areas. There are, for example, 1,504 campsites in 18 camp grounds, 210 picnic sites in 24 picnic areas, 3 visitor centers, 6 museums and major exhibits, 2 amphitheaters, 8 Ranger stations and 6 entrance stations (National Park Service, 2012). Available at: Nesmith, J., Wright, M., Jules, E., & McKinney, S. (2019). Yosemite also experiences haze levels well above estimated natural conditions, affecting views of iconic landmarks such as Half Dome and El Capitan (NPCA 2017a). 78 Environmental Rules on the Way Out Under Trump. Climate-induced decreases in snowpack (Roche et al. Given the requirement of the National Park Service to service the needs of the 4 million visitors per annum, it is not clear whether the park's funding is sufficient to maintain the property's Outstanding Universal Value over the long term. Impacts of roads and other small-scale exploitation in the Yosemite valley detract from the scientific value of this part of the site. Would you like to share feedback to support the accuracy of information for this site? Density-independent limiting factors are unaffected by population size. More Less. NPCA (2017a). Staff capacity, training, and development. The variety of flora is reflected in the existence of six distinct vegetation zones which are governed by altitudinal variation. Explore the Conservation Outlook Assessment for the site below. The park sponsors a park-based social science branch, which serves as a model for work in visitor use and user capacity issues. The ecological integrity of parts of the site is threatened by air pollution and altered fire regimes. Fire management. The fact that not everybody with the virus ejects it through their stool and that some expel it even after they recover are some of the complicating factors. Park congestion therefore requires mitigation strategies (National Park Service, 2020a). 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