Datasets
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Alaska Arctic AVHRR NDVI Map
The normalized difference vegetation index (NDVI) is a measure of greenness. NDVI was calculated as: NDVI = (NIR - R) / (NIR + R), where NIR is the spectral reflectance in the... -
Alaska Arctic Bioclimate Subzone Map
Various authors, working with different geobotanical traditions, have divided the Arctic into bioclimatic regions using a variety of terminologies. The origins of these... -
Alaska Arctic Elevation Map
Elevation strongly influences soil moisture and patterns of tundra plant communities. Areas less than 100 m above sea level were separated to show low-elevation plains. Areas... -
Alaska Arctic False Color-Infrared (CIR) Map
Advanced Very High Resolution Radiometer (AVHRR) data were obtained from the USGS Global AVHRR 10-day composite data (http://edcdaac.usgs.gov/1KM/1kmhomepage.asp) (Markon et al.... -
Alaska Arctic Floristic Provinces Map
The Arctic has a relatively consistent core ofplant species that occur throughout the circumpolar region, but there is also considerable east to west variation in regional... -
Alaska Arctic Lake Cover Map
Lake cover strongly affects the reflectance of the land surface over large areas of Alaska, and was useful for identifying extensive wetlands. Lake cover was based on the number... -
Alaska Arctic Landscape Map
The landscape physiography map displays regions of plains, hills, mountains, glaciers and lakes. Generally, plains are flat or gently rolling landscapes less than 200 m above... -
Alaska Arctic Substrate Chemistry Map
Differences in substrate chemistry, including pH, govern the availability of essential plant nutrients. Soils in the circumneutral range (pH 5.5-7.2) are generally mineral rich,... -
Alaska Arctic Tundra Vegetation Map (Raynolds et al. 2006)
The Alaska Arctic Tundra Vegetation Map (AATVM) is a geoecological map of the Arctic Tundra within Alaska. It includes areas north and west of the forest boundary and excludes... -
Alaska Arctic Vegetation Map
Mapped polygons at 1:7.5 million scale contain many vegetation types. The map portrays the zonal vegetation within each mapped polygon. Zonal sites are areas where the... -
Atqasuk
Komarkova maps with 2 themes. They are currently in a paper/mylar version and need to be digitized and will be available here in the future. -
AVA-AK: Arctic Network (Jorgenson et al. 2009)
Arctic Vegetation Archive - Alaska: Arctic Network. Vegetation sampling for an ecological land survey classification and landcover map was completed for the over 19.5 million... -
AVA-AK: Arrigetch Peaks (Cooper 1983)
Arctic Vegetation Archive - Alaska: Arrigetch Peaks. The vegetation of Arrigetch Peaks was described and mapped by David J. Cooper for his PhD thesis funded by National Park... -
AVA-AK: ATLAS-1 (Atqasuk, Barrow, Ivotuk, Oumalik) Vegetation Studies (Edward...
Arctic Vegetation Archive-Alaska: ATLAS-1. Vegetation from 15 releves within 8 different grids at Barrow, Atqasuk, Ivotuk and Oumalik were described as part of the NSF-funded... -
AVA-AK: ATLAS-2 Vegetation Studies (Raynolds et al. 2002)
Arctic Vegetation Archive - Alaska: ATLAS-2 The ATLAS-2 dataset is part of larger NSF-funded Arctic Transition in Land-Atmosphere System (ATLAS) project. ATLAS-2 contains the... -
AVA-AK: Atqasuk Vegetation Plots (Komárková & Webber 1980; Villarreal 2013)
Arctic Vegetation Archive - Alaska: Atqasuk. The Atqasuk vegetation plots were originally described and mapped by Drs. Vera Komárková and Patrick J. Webber in 1975 as part of... -
AVA-AK: Barrow DOE NGEE-Arctic (Sloan et al. 2014)
Arctic Vegetation Archive - Alaska: Barrow DOE NGEE-Arctic. As part of a larger study to understand the structure and function of Arctic terrestrial ecosystems response to... -
AVA-AK: Barrow Vegetation Plots (Webber 1978; Villerreal et al. 2013)
Arctic Vegetation Archive-Alaska: Barrow. The Barrow vegetation plots were originally described and mapped by Dr. Patrick J. Webber in 1972 as part of the International... -
AVA-AK: Cape Thompson Vegetation Plots (Johnson et al. 1966)
Arctic Vegetation Archive - Alaska: Cape Thompson Vegetation Plots. The vegetation of the Cape Thompson region at Ogotoruk Creek was described by A. W. Johnson et al. during... -
AVA-AK: Colville River Delta
Arctic Vegetation Archive - Alaska: Colville River Delta. Pending evaluation. Jorgenson, M. T., J. E. Roth, E. R. Pullman, R. M. Burgess, M. K. Raynolds, A. A. Stickney, M. D.... -
AVA-AK: Fish Creek (Lawson et al. 1978)
Arctic Vegetation Archive - Alaska: Fish Creek. Lawson, D. E., Brown, J., Everett, K. R., Johnson, A. W., Komárková, V., Murray, B. M. Murray, D. F. and Webber P. J. 1978.... -
AVA-AK: Fish Creek Delta NPR-A (Jorgenson et al. 2003)
Arctic Vegetation Archive - Alaska: Fish Creek Delta NPR-A. Pending evaluation. Jorgenson, M. T., J. E. Roth, M. Emers, S. Schlentner, D. K. Swanson, and others. 2003. An... -
AVA-AK: Flux Towers-Zona (Barrow, Atqasuk, Ivotuk) (Davidson et al. 2016a, Da...
Arctic Vegetation Archive - Alaska: Flux Towers-Zona: Vegetation plots within the Flux Towers-Zona project eddy covariance tower footprints at Barrow: (three towers) including... -
AVA-AK: Frost Boil Vegetation Plots (Kade et al. 2005)
Arctic Vegetation Archive - Alaska: Frost Boil Vegetation Plots. The vegetation associated with cryoturbated frost-heave features on the North Slope, Alaska was described by... -
AVA-AK: Gates of the Arctic NPS (Boggs et al. 1999)
Arctic Vegetation Archive - Alaska: Gates of the Arctic NPS (Boggs et al. 1999) Boggs, K., A. Garibaldi, J. L. Stephens, and T. Helt, 1999. Landsat derived map and landcover... -
AVA-AK: Happy Valley Vegetation Plots (Walker et al. 1997)
Arctic Vegetation Archive - Alaska: Happy Valley Vegetation Plots. The Happy Valley research site is located along the Sagavanirktok River in a glaciated valley of the northern... -
AVA-AK: Ice Wedge Degradation (Kanevskiy et al. 2017)
Arctic Vegetation Archive - Alaska: ice Wedge Degradation. Vegetation plots were established in association with a project to compare ground ice, soil stratigraphy, stable... -
AVA-AK: Imnavait Creek Vegetation Plots (Walker et al. 1987a)
Arctic Vegetation Archive - Alaska: Imnavait Creek Vegetation Plots. Vegetation in the vicinity of the Imnavait Creek field site located in the Upper Kuparuk watershed of the... -
AVA-AK: International Tundra Experiment Vegetation Plots (Elmendorf 2012b)
Arctic Vegetation Archive - Alaska: International Turdra Experiment Vegetation Plots. The International Tundra Experiment (ITEX) is an international scientific collaboration to... -
AVA-AK: Kotzebue Vegetation Plots (Hanson 1951)
Arctic Vegetation Archive - Alaska: Western Alaska Vegetation Plots. Sampling of grassland, marsh and other plant communities across Alaska was completed by Hanson (1951) to... -
AVA-AK: Legacy Vegetation Studies (Elias et al. 1996)
Arctic Vegetation Archive - Legacy Vegetation Studies. The Legacy Resource Management Program (Department of Defense, Legacy Project Number 0742) was part of a larger study... -
AVA-AK: National Petroleum Reserve-Alaska
Arctic Vegetation Archive - National Petroleum Reserve-Alaska. Pending evaluation. -
AVA-AK: Nome (Hanson 1953)
Arctic Vegetation Archive - Alaska: Nome. Sampling of tundra vegetation in the vicinity of Nome on the Seward Peninsula was undertaken as part of a classification of the major... -
AVA-AK: North Slope ARCSS/LAII Flux Study (Walker 1995-1996 unpublished data)
Arctic Vegetation Archive - Alaska: North Slope ARCSS/LAII Flux Study. The vegetation and soils at the North Slope Arctic System Science/Land-Atmosphere-Ice Interactions... -
AVA-AK: NPR-A ANHP (Boucher et al. 2014)
Arctic Vegetation Archive - Alaska: NPR-A. Pending evaluation. -
AVA-AK: Oumalik Vegetation Plots (Ebersole 1985)
Arctic Vegetation Archive - Alaska: Oumalik Vegetation Plots. The vegetation in the vicinity of Oumalik Oil Well Number 1 was described and mapped by J. Ebersole for his... -
AVA-AK: Pingo Vegetation Plots (M. Walker 1990)
Arctic Vegetation Archive - Alaska: Pingo Vegetation Plots. The vegetation and floristics of pingos on the Central Arctic Coastal Plain of Alaska were described by M. D. Walker... -
AVA-AK: Poplar Vegetation Plots (Breen 2014)
Arctic Vegetation Archive - Alaska: Poplar Vegetation plots. The vegetation associated with balsam poplar stands in the Arctic Foothills of Alaska and the interior boreal... -
AVA-AK: Prudhoe Bay Vegetation Plots (Walker 1985)
Arctic Vegetation Archive - Alaska: Prudhoe Bay Vegetation Plots. The vegetation of the Prudhoe Bay area was described and mapped by D. A. Walker for doctoral thesis at the... -
AVA-AK: Prudhoe Bay-ArcSEES Airport Study (Walker et al. 2016)
Arctic Vegetation Archive - Alaska: Prudhoe Bay ArcSEE Airport Study. This dataset consists of vegetation and environmental data from 26 plots at the Prudhoe Bay Airport Site,... -
AVA-AK: Prudhoe Bay-ArcSEES Lake Colleen Road Study (Walker et al. 2015)
Arctic Vegetation Archive - Alaska: Prudhoe Bay-ArcSEES Road Study. Sampling of vegetation in the vicinity of Lake Colleen off the Spine Road at Prudhoe Bay was undertaken in... -
AVA-AK: Selawik National Wildlife Refuge (Jorgenson et al. 2009)
Arctic Vegetation Archive - Selawik National Wildlife Refuge. Pending evaluation. -
AVA-AK: Southwest Alaska Alders (Talbot et al. 2005)
Arctic Vegetation Archive - Alaska: Southwest Alaska Alders. Talbot, S., S. L. Talbot and F. J. A. Daniëls. 2005. Comparative phytosociological investigation of subalpine alder... -
AVA-AK: Southwest Alaska Vegetation Plots
Arctic Vegetation Archive - Alaska: Southwest Alaska Vegetation Plots Pending evaluation. -
AVA-AK: Toolik Lake Vegetation Plots (Walker and Barry 1991)
Arctic Vegetation Archive - Alaska: Toolik Lake Vegetation Plots. The vegetation of the Toolik Lake area was described and mapped by D. A. Walker et al. during the Department... -
AVA-AK: Tundra Fires (Breen 2015)
Arctic Vegetation Archive - Alaska: Tundra Fires. The vegetation associated with tundra fire scars on the Seward Peninsula and northern foothills of the Brooks Range in Arctic... -
AVA-AK: Umiat (Churchill 1955)
Arctic Vegetation Archive - Alaska: Umiat. Early vegetation sampling on Alaska’s North Slope was undertaken by Ethan D. Churchill while stationed at Umiat on the Colville... -
AVA-AK: Unalaska Vegetation Plots (Talbot et al. 2010)
Arctic Vegetation Archive - Alaska: Unalaska Vegetation Plots. In 2007, one of the first quantitative studies of vegetation from sea level to alpine on Unalaska Island in the... -
AVA-AK: Willow Vegetation Plots (Schickhoff 2002)
Arctic Vegetation Archive - Alaska: Willow Vegetation Plots. The riparian vegetation in arctic Alaska mainly consists of willow shrub communities that are functionally... -
AVA-AK: Yukon-Kuskokwim Delta Plots
Arctic Vegetation Archive - Alaska: Yukon-Kuskokwim Delta Plots. Pending evaluation.