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Imaging · collection · 2019

ABoVE: River Ice Breakup and Freeze-up Stages, Yukon River Basin, Alaska, 1972-2016

Listed in NASA Earthdata CMR and NASA Data Portal — shown once because both records carry DOI 10.3334/ornldaac/1697

This dataset provides estimates of river ice breakup and freeze-up stages along selected reaches of the Yukon and Tanana Rivers in the Yukon River Basin in interior Alaska from 1972-2016.

Description

Time series of Landsat satellite images were visually interpreted to identify the day of year and characteristics of the different stages of river ice seasonality. The stages of breakup or freeze-up were distinguished from one another based on the spatial extent and patterns of open water and ice cover.

Images were displayed as false color composites, with the shortwave infrared (SWIR), near infrared (NIR), and green bands represented by red, green, and blue.

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Catalogue records · 3

Topics

Provenance · 2 source records, 25 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC2143403517-ORNL_CLOUD7 d agoJSON v1
NASA Data Portalfc73a38d-31e8-49d4-a262-09bca9e4b7f85 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[field].anzsrc:group:3709enrichment · NASA CMRtaxonomy-embedding@1.1.0title+keywords+description (69%)
concepts[field].local:field:earth-environmentalmapping · data nasa govconnector:data_nasa_gov@1.0.0
concepts[instrument].gcmd_instrument:etmsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:msssource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:olisource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[instrument].gcmd_instrument:tmsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/climate-indicators/cryospheric-indicators/river-ice-depth-extentsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/climate-indicators/terrestrial-hydrosphere-indicators/river-lake-ice-breakupsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/climate-indicators/terrestrial-hydrosphere-indicators/river-lake-ice-freezesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/human-dimensions/human-settlements/rural-areassource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/terrestrial-hydrosphere/snow-ice/river-icesource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[modality].local:modality:imageenrichment · NASA CMRkeyword-concept-rules@1.0.0title+description (65%)
concepts[platform].gcmd_platform:landsatsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:landsat-7source · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:landsat-8source · NASA CMRconnector:nasa_cmr@1.0.0
created_datesource · NASA CMRconnector:nasa_cmr@1.0.0
descriptionsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/Abstract
license_textsource · data nasa govconnector:data_nasa_gov@1.0.0
publication_datesource · NASA CMRconnector:nasa_cmr@1.0.0
spatialsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/SpatialExtent
temporalsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/TemporalExtents
titlesource · NASA CMRconnector:nasa_cmr@1.0.0/umm/EntryTitle
updated_datesource · NASA CMRconnector:nasa_cmr@1.0.0
version_labelsource · NASA CMRconnector:nasa_cmr@1.0.0