-
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... -
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... -
Upper Kuparuk River Region Landform
Landforms were grouped into the following classes for map display: • Hill or mountain: Includes undifferentiated hills and mountains of all slopes and sizes. Includes moraines... -
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... -
Toolik Lake Area Surficial Geology
Map of the Toolik Lake research area surficial geology . The attribute table contains data for vegetation, surficial geomorphology, surficial geology, glacial geology, and... -
Circumpolar Arctic Biomass (Raynolds et al 2012)
This map portrays an estimate of above ground plant biomass for the tundra biome based on trans-Arctic field data and AVHRR NDVI (Raynolds et al. 2012). Aboveground phytomass... -
Patterned-Ground 10 x 10 m Grids (Raynolds et al. 2005)
This mapping includes six locations along the Dalton Highway and in the Prudhoe Bay Oilfield area, forming a north-south transect across the climate gradient on the North Slope... -
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... -
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... -
Toolik Lake Area Geobotanical (Walker & Maier 2008) All layers
The Toolik Lake vegetation area is located near the western boundary of the Upper Kuparuk River region and encloses a 20-km^2 area surrounding Toolik Lake that stretches from... -
Landsat Land Cover Map of Northern Alaska (Muller et al. 1999)
This map was created for the US National Science Foundation Land-Atmosphere-Ice Interactions (LAII) Flux Study and the Arctic Transitions in the Land-Atmosphere System (ATLAS)... -
Barrow IBP Topographic Grid Vegetation and Soils (Walker 1977)
The International Biome Project selected a site for the Tundra Biome near Barrow, Alaska, within a few miles of the Naval Arctic Research Laboratory (NARL). It was in a... -
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... -
Kuparuk River Basin Landsat False-CIR Image
Kuparuk River Basin False Color-Infrared (CIR) image - Registered and rectified CIR image created in ENVI from the MSS image. It is a raster map (tiff), with 30-m pixel... -
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... -
Kuparuk River Basin Landscape Units Map
Generalized landscape units for Kuparuk River basin. Polygon coverage of landscape units for the Kuparuk River watershed with seven units. This map was drawn by Skip Walker,... -
Franklin Bluffs Patterned-Ground 10 x 10 m Grids
The Franklin Bluffs patterned-ground grids are located in Subzone D, on the coastal plain of the Alaska North Slope, just west of the Sagavanirktok River. There are three 10 x... -
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... -
Prudhoe Bay 1949 BAR Photography WMS
WMS feed for 1949 BAR photography mosaic for the Prudhoe Bay region. Raw data is available on request, contact GINA at: support@gina.alaska.edu, with data request. -
Circumpolar 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...