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Open Water Masks from AirSWOT Flight Paths over Alaska

Submitted by ORNL DAAC Staff on 2020-02-24
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Example of color-infrared imagery shown alongside the corresponding semi-automated open water classification at Old Crow Flats, Alaska.

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Over 3,000 km2 of open surface water were mapped from AirSWOT flight lines made in Summer 2017 for the Arctic-Boreal Vulnerability Experiment (ABoVE).

Boreal & Tundra Soil Respiration Data

Submitted by ORNL DAAC Staff on 2020-02-17
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(A) A Soil Respiration Station (SRS), (B) a SRS data logger, and (C) a Forced Diffusion Chamber (FD chamber) deployed at a boreal forest site in central Alaska.

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Data collected by soil respiration stations installed at boreal and tundra sites are available from the Arctic-Boreal Vulnerability Experiment (ABoVE).

Burn Severity Index of Canadian Ecoregions

Submitted by ORNL DAAC Staff on 2020-02-17
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Study area included sites burned in 2014 and 2015 in the southeastern portion of the Northwest Territories and northern Alberta of Canada. The study area includes all 2014 and 2015 fires within a radius of approximately 300 km from Great Slave Lake.

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Pre- and post-fire Landsat images were used to classify burn severity of soil organic matter across portions of arctic Canada.

Alaskan Fire Fuel Components

Submitted by ORNL DAAC Staff on 2020-01-30
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Examples of fractional cover distribution in a tundra region near Lake Narvakrak in the Noatak River National Preserve: (a) very high-resolution imagery from Google Earth; (b) fractional cover of woody component; (b) fractional cover of herbaceous component; (d) fractional cover of nonvascular component.

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Maps of three major wildland fire fuel types are available from the Arctic-Boreal Vulnerability Experiment.