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Global Foliage Clumping Index

Submitted by ORNL DAAC Staff on 2017-10-06
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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.

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A new dataset provides a high-resolution global clumping index derived from MODIS.

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Vegetation on Arctic Pingos

Submitted by ORNL DAAC Staff on 2017-06-29
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A typical pingo, Prudhoe Bay, Alaska. This feature is 7 m high and has a basal diameter of 110 m (from Walker, 1990).

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A pingo is a mound of earth-covered ice found in the Arctic. A new data set provides vegetation data on 41 pingos in the North Slope of Alaska.

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