ABoVE

Global map of MODIS-derived clumping index in 2006 (from He et al. 2012). Clumping index values range from 0 to 1 (maximum clumping to minimum clumping) representing the degree of foliage grouping within distinct canopy structures, such as tree crowns, shrubs, and row crops, relative to a random distribution.

Surveying tundra vegetation at the Barrow, Alaska research site.

Researchers examine a burned site near Kakisa in Canada's Northwest Territories as part of NASA's ABoVE field campaign.

Cumulative end-of-season burned area for the year 2015 in a subset of Alaska and Western Canada.

Cumulative impact map of infrastructure related disturbances from 2010 for Prudhoe Bay Oilfield site A.

A typical pingo, Prudhoe Bay, Alaska. This feature is 7 m high and has a basal diameter of 110 m (from Walker, 1990).

Ignition locations and burned area for Interior Alaska in 2015 (from Veraverbeke et al, 2017).

Vegetation plot at Oumalik, Alaska (from Ebersole, 1985).

Upper Kuparuk River Region glacial geology map showing locations of Toolik Lake and Imnavait Creek research areas.

Vegetation on Unalaska Island, August 10th, 2007 (from Talbot et al., 2010).