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MODIS-Derived Snowmelt Timing Maps, Version 2

Submitted by ORNL DAAC Staff on 2020-01-30
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Mean snowmelt Day of Year (DOY) for the years 2001-2018 for North America. The DOY values for snowmelt timing were identified by observing the transition from snow-cover to no-snow for individual MODIS pixels throughout the annual melt period.

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The second version of snowmelt timing maps for North America is available for the period 2001 through 2018.

Temporal Dynamics of Lake Area in the Arctic

Submitted by ORNL DAAC Staff on 2019-05-14
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Near-daily CubeSat imagery was collected within four large regions across the ABoVE study area. Timeseries of lake area were derived from the CubeSat imagery for more than 80,000 lakes in these regions.

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Near-daily CubeSat imagery provides information on the seasonal dynamics of more than 80,000 lakes.