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Thumbnail Icon [Personnel: Last_Name='WALKER', Middle_Name='A.', First_Name='DONALD (SKIP)']


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4 Titles Match Your Query
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1. Circumpolar Arctic Vegetation Map [GGD639]
The Circumpolar Arctic Vegetation Map (CAVM) defines the spatial extent of dominant vegetation in terms of the dominant plant growth forms and physiognomy. Mapped vegetation extends south to the treeline, ...


2. Hierarchic GIS: Process, Pattern and Scale for Analysis of Arctic Ecosystems (ITEX) [GGD244]
This study is developing a GIS at multiple scales for the Kuparuk River Basin and other sites in Alaska. The project includes geobotanical sampling of 1 x 1 km grids at 100 m intervals for vegetation, ...


3. Response of Tundra Ecosystems to Altered Snow Regimes, Toolik Lake, Alaska, and Niwot Ridge, Colorado [GGD245]
This study investigated the effects of field manipulations of winter precipitation and summer temperature on species performance, community structure, and ecosystem C and N dynamics. Parameters include ...


4. Vegetation and soil classification at Barrow Environmental Observatory and Long Range Radar Site: Barrow Legacy Study, Alaska, USA [GGD277]
Data from Barrow Environmental Observatory, Point Barrow and Barter Island Long Range Radar Sites (LRRS), taken during August 1993 and August 1994. Thaw depth data from: 1. 31 vegetation plots ...


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