snow, glaciers and ice sheets products and services


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Antarctica meltmaps 2007 - 2021
Parameters meltmap
Temporal Coverage 2007-01-01 to 2021-12-31
Release Date, Version 2023-01-30, 1.0
Producers / Owners ENVEO
Description The data set contains Antarctic-wide daily melt extent/stage maps (presence of liquid water) from 2007 until 2021 derived from the ASCAT Enhanced Resolution Image Reconstruction (SIR) product (provided by: MERS-BYU). Additionally, based on the melt maps, the annual melt onset, end of the melt season and melt duration are also provided.



Greenland meltmaps 2007 - 2021
Parameters meltmap
Temporal Coverage 2007-01-01 to 2021-12-31
Release Date, Version 2023-01-30, 1.0
Producers / Owners ENVEO
Description The data set contains Greenland-wide daily melt extent/stage maps (presence of liquid water) from 2007 until 2021 derived from the ASCAT Enhanced Resolution Image Reconstruction (SIR) product (provided by: MERS-BYU). Additionally, based on the melt maps, the annual melt onset, end of the melt season and melt duration are also provided.



Greenland Ice Sheet velocity map from Sentinel-1, 2019/2020
Parameters iceVelocity
Temporal Coverage 2019-10-01 to 2020-09-30
Release Date, Version 2023-01-27, 1.3
Producers / Owners ENVEO
Description This dataset contains an annual ice velocity map of the Greenland Ice Sheet derived from Sentinel-1 data acquired from 2019-10-01 to 2020-09-30. The ice velocity is provided at 250 m grid spacing in North Polar Stereographic projection (EPSG: 3413). Provided is a NetCDF file with separate layers for the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. This dataset was produced for the Copernicus Climate Change Service (C3S).



Greenland Ice Sheet velocity map from Sentinel-1, 2018/2019
Parameters iceVelocity
Temporal Coverage 2018-10-01 to 2019-09-30
Release Date, Version 2023-01-27, 1.3
Producers / Owners ENVEO
Description This dataset contains an annual ice velocity map of the Greenland Ice Sheet derived from Sentinel-1 data acquired from 2018-10-01 to 2019-09-30. The ice velocity is provided at 250 m grid spacing in North Polar Stereographic projection (EPSG: 3413). Provided is a NetCDF file with separate layers for the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. This dataset was produced for the Copernicus Climate Change Service (C3S).



Greenland Ice Sheet velocity map from Sentinel-1, 2017/2018
Parameters iceVelocity
Temporal Coverage 2017-10-01 to 2018-09-30
Release Date, Version 2023-01-27, 1.3
Producers / Owners ENVEO
Description This dataset contains an annual ice velocity map of the Greenland Ice Sheet derived from Sentinel-1 data acquired from 2017-10-01 to 2018-09-30. The ice velocity is provided at 250 m grid spacing in North Polar Stereographic projection (EPSG: 3413). Provided is a NetCDF file with separate layers for the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. This dataset was produced for the Copernicus Climate Change Service (C3S).



GLL, Vincennes Bay, Antarctica, 1996 - 2020
Parameters groundingLine
Temporal Coverage 1996-04-10 to 2020-11-25
Release Date, Version 2022-12-15, 1
Producers / Owners DLR
Description Grounding lines for Vanderford, Adams and Anzac Glaciers, Wilkes Land, East Antarctica derived from ERS-1/2 and Copernicus Sentinel-1 data acquired in 1996 - 2020



Ice Velocity of Icelandic Glaciers
Parameters iceVelocity
Temporal Coverage 2014-10-01 to 2020-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data acquired from 2014-10-01 to 2020-12-31. The surface velocity is derived applying feature tracking techniques. The ice velocity map is provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland annual ice velocity - 2020-2021
Parameters iceVelocity
Temporal Coverage 2020-10-01 to 2021-09-30
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Annual ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland annual ice velocity - 2019-2020
Parameters iceVelocity
Temporal Coverage 2019-10-01 to 2020-09-30
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Annual ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland annual ice velocity - 2018-2019
Parameters iceVelocity
Temporal Coverage 2018-10-01 to 2019-09-30
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Annual ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland annual ice velocity - 2017-2018
Parameters iceVelocity
Temporal Coverage 2017-10-01 to 2018-09-30
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Annual ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland annual ice velocity - 2016-2017
Parameters iceVelocity
Temporal Coverage 2016-10-01 to 2017-09-30
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Annual ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland annual ice velocity - 2015-2016
Parameters iceVelocity
Temporal Coverage 2015-10-01 to 2016-09-30
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Annual ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland annual ice velocity - 2014-2015
Parameters iceVelocity
Temporal Coverage 2014-10-01 to 2015-09-30
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Annual ice velocity map of Icelandic glaciers derived from Sentinel-1 SAR data. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland monthly ice velocity - 2021
Parameters iceVelocity
Temporal Coverage 2021-01-01 to 2021-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Monthly ice velocity maps of Icelandic glaciers derived from Sentinel-1 SAR data acquired in 2021. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland monthly ice velocity - 2020
Parameters iceVelocity
Temporal Coverage 2020-01-01 to 2020-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Monthly ice velocity maps of Icelandic glaciers derived from Sentinel-1 SAR data acquired in 2020. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland monthly ice velocity - 2019
Parameters iceVelocity
Temporal Coverage 2019-01-01 to 2019-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Monthly ice velocity maps of Icelandic glaciers derived from Sentinel-1 SAR data acquired in 2019. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland monthly ice velocity - 2018
Parameters iceVelocity
Temporal Coverage 2018-01-01 to 2018-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Monthly ice velocity maps of Icelandic glaciers derived from Sentinel-1 SAR data acquired in 2018. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland monthly ice velocity - 2017
Parameters iceVelocity
Temporal Coverage 2017-01-01 to 2017-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Monthly ice velocity maps of Icelandic glaciers derived from Sentinel-1 SAR data acquired in 2017. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland monthly ice velocity - 2016
Parameters iceVelocity
Temporal Coverage 2016-01-01 to 2016-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Monthly ice velocity maps of Icelandic glaciers derived from Sentinel-1 SAR data acquired in 2016. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Iceland monthly ice velocity - 2015
Parameters iceVelocity
Temporal Coverage 2015-01-01 to 2015-12-31
Release Date, Version 2022-11-07, 1.0
Producers / Owners ENVEO
Description Monthly ice velocity maps of Icelandic glaciers derived from Sentinel-1 SAR data acquired in 2015. The surface velocity is derived by applying feature tracking techniques. The ice velocity maps are provided at 100m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid, and the vertical displacement (vz), is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz and vv (magnitude of the horizontal components), along with maps of valid pixel count and uncertainty (stdx, stdy). The product was generated by ENVEO.



Antarctic Ice Sheet monthly ice velocity - 2021
Parameters iceVelocity
Temporal Coverage 2021-01-01 to 2021-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2021-01-01 and 2021-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



Antarctic Ice Sheet monthly ice velocity - 2020
Parameters iceVelocity
Temporal Coverage 2020-01-01 to 2020-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2020-01-01 and 2020-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



Antarctic Ice Sheet monthly ice velocity - 2019
Parameters iceVelocity
Temporal Coverage 2019-01-01 to 2019-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2019-01-01 and 2019-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



Antarctic Ice Sheet monthly ice velocity - 2018
Parameters iceVelocity
Temporal Coverage 2018-01-01 to 2018-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2018-01-01 and 2018-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



Antarctic Ice Sheet monthly ice velocity - 2017
Parameters iceVelocity
Temporal Coverage 2017-01-01 to 2017-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2017-01-01 and 2017-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



Antarctic Ice Sheet monthly ice velocity - 2016
Parameters iceVelocity
Temporal Coverage 2016-01-01 to 2016-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2016-01-01 and 2016-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



Antarctic Ice Sheet monthly ice velocity - 2015
Parameters iceVelocity
Temporal Coverage 2015-01-01 to 2015-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2015-01-01 and 2015-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



Antarctic Ice Sheet monthly ice velocity - 2014
Parameters iceVelocity
Temporal Coverage 2014-10-01 to 2014-12-31
Release Date, Version 2022-04-20, 1
Producers / Owners ENVEO
Description This dataset contains monthly gridded ice velocity maps of the Antarctic Ice Sheet derived from Sentinel-1 data acquired between 2014-10-01 and 2014-12-31. It was generated by ENVEO, as part of the ESA Antarctic Ice Sheet Climate Change Initiative project (Antarctic_Ice_Sheet_cci). The surface velocity is derived by applying feature tracking techniques using Sentinel-1 synthetic aperture radar (SAR) data acquired in the Interferometric Wide (IW) swath mode. Ice velocity is provided at 200m grid spacing in Polar Stereographic projection (EPSG: 3031). The horizontal velocity components are provided in true meters per day, towards easting and northing direction of the grid. The vertical displacement is derived from a digital elevation model. Provided is a NetCDF file with the velocity components: vx, vy, vz, along with maps showing the magnitude of the horizontal components, the valid pixel count and uncertainty. The product combines all ice velocity maps, based on 6- and 12-day repeats, acquired within a single month in a monthly averaged product.



TDM elevation bias 10 Dec 2016, Union Glacier
Parameters other
Temporal Coverage 2016-12-10 to 2016-12-10
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description Elevation bias by inversion of the volumetric correlation coefficient for the TDM scene 10 Dec 2016

TDM elevation bias 22 May 2013, Union Glacier
Parameters other
Temporal Coverage 2013-05-22 to 2013-05-22
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description Elevation bias by inversion of the volumetric correlation coefficient for the TDM scene 22 May 2013

TDM total normalized coherence 10 Dec 2016, Union Glacier
Parameters other
Temporal Coverage 2016-12-10 to 2016-12-10
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description Total normalized coherence from the TDM interferogram of 10 Dec 2016

TDM total normalized coherence 6 May 2013, Union Glacier
Parameters other
Temporal Coverage 2013-05-06 to 2013-05-06
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description Total normalized coherence from the TDM interferogram of 6 May 2013

TDM backscatter image 10 Dec 2016, Union Glacier
Parameters other
Temporal Coverage 2016-12-10 to 2016-12-10
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description TDM backscatter image, HH polarization, 10 Dec 2016

TDM backscatter image 6 May 2013, Union Glacier
Parameters other
Temporal Coverage 2013-05-06 to 2013-05-06
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description TDM backscatter image, HH polarization, 6 May 2013

Elevation difference TDM global DEM – REMA, Union Glacier
Parameters other
Temporal Coverage 2015-01-01 to 2015-01-01
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description Elevation difference (dh) TDM global DEM minus REMA, vertically coregistered on the BIA

Elevation difference TDM DEM – REMA 2016, Union Glacier
Parameters other
Temporal Coverage 2016-12-10 to 2016-12-10
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description Elevation difference (dh) TDM DEM – REMA for the TDM scene 10 December 2016

Elevation difference TDM DEM – REMA 2013, Union Glacier
Parameters other
Temporal Coverage 2013-05-22 to 2013-05-22
Release Date, Version 2021-08-19, 1
Producers / Owners ENVEO
Description Elevation difference (dh) TDM DEM – REMA for the TDM scene 22 May 2013

GLL, key glaciers, Antarctica, 1994-2021
Parameters groundingLine
Temporal Coverage 1994-01-28 to 2021-01-19
Release Date, Version 2021-03-10, 2.0
Producers / Owners DLR
Description Grounding line for key glaciers, Antarctica, derived from ERS-1/2, TerraSAR-X and Copernicus Sentinel-1 data acquired in 1994-2021



Ice velocity time series for Pine Island Glacier, Antarctica, 2014-2019
Parameters iceVelocity
Temporal Coverage 2014-10-10 to 2019-08-21
Release Date, Version 2020-03-10, 1.1
Producers / Owners ENVEO
Description Ice velocity time series for Pine Island Glacier, Antarctica, derived from Copernicus Sentinel-1 acquired from 2014 to 2019.



Calving Fronts Filchner-Ronne Ice Shelf, Antarctica
Parameters calvingFront
Temporal Coverage 2011-03-01 to 2018-02-28
Release Date, Version 2019-11-28, 1.0
Producers / Owners ENVEO
Description Calving Fronts of Filchner-Ronne Ice Shelf in Antarctica, derived by Canny edge detection using CryoSat-2 swath data acquired from 2011-2018. The digitized calving fronts are stored in ESRI vector shape-file format. Swath elevations are produced by applying a swath processing algorithm to L1b CryoSat SARIn mode products. The swath elevation products are available from the UK Polar Data Centre. See: Wuite et al. 2019


Surface Elevation Change Rate Southern Patagonian Icefield, 2012-2016
Parameters surfaceElevationChange
Temporal Coverage 2011-12-07 to 2015-12-31
Release Date, Version 2019-10-01, 1.0
Producers / Owners DLR
Description Surface Elevation Change (SEC) is a 1-layer geocoded GeoTIFF (GTiff) image of surface elevation change rate in meter per year [m/a] derived from the difference of two mosaics (new - old) of several TanDEM-X Raw DEMs as detailed in Abdel Jaber et al. (2019).


Surface Elevation Change Rate Southern Patagonian Icefield, 2000-2012
Parameters surfaceElevationChange
Temporal Coverage 2000-02-12 to 2012-03-26
Release Date, Version 2019-10-01, 1.0
Producers / Owners DLR
Description Surface Elevation Change (SEC) is a 1-layer geocoded GeoTIFF (GTiff) image of surface elevation change rate in meter per year [m/a] derived from the difference of two mosaics (new - old) of the SRTM DEM (2000) and several TanDEM-X Raw DEMs (2012) as detailed in Abdel Jaber et al. (2019).


Surface Elevation Change Rate Northern Patagonian Icefield, 2012-2016
Parameters surfaceElevationChange
Temporal Coverage 2012-02-05 to 2015-12-19
Release Date, Version 2019-10-01, 1.0
Producers / Owners DLR
Description Surface Elevation Change (SEC) is a 1-layer geocoded GeoTIFF (GTiff) image of surface elevation change rate in meter per year [m/a] derived from the difference of two mosaics (new - old) of several TanDEM-X Raw DEMs as detailed in Abdel Jaber et al. (2019).


Surface Elevation Change Rate Northern Patagonian Icefield, 2000-2012
Parameters surfaceElevationChange
Temporal Coverage 2000-02-12 to 2012-02-16
Release Date, Version 2019-10-01, 1.0
Producers / Owners DLR
Description Surface Elevation Change (SEC) is a 1-layer geocoded GeoTIFF (GTiff) image of surface elevation change rate in meter per year [m/a] derived from the difference of two mosaics (new - old) of the SRTM DEM (2000) and several TanDEM-X Raw DEMs (2012) as detailed in Abdel Jaber et al. (2019).


Ice velocity Southern Patagonian Icefield, 2014-2017
Parameters iceVelocity
Temporal Coverage 2014-11-01 to 2017-02-24
Release Date, Version 2019-09-12, v20190912
Producers / Owners ENVEO
Description Ice velocity mosaic of the Southern Patagonian Icefield, from TSX data acquired in 2016 and Copernicus Sentinel-1 data, averaged over the period Nov 2014 to Feb 2017, gridded at 200m. The dataformat is 3-layer GeoTiff, representing the horizontal easting and northing and vertical displacement (from DEM) component in output map coordinates and converted to meters per day [m/d] respectively. The projection is UTM zone 18S (EPSG: 32718). The velocity data is clipped to glacier outlines of 2017-02-04 (ENVEO, Patagonia Glacier Extent, 2017, v1.0, Glaciers CCI). A GeoTiff with the horizontal velocity magnitude and a quicklook is also provided.


Greenland Ice Sheet velocity map from Sentinel-1, 2016/2017
Parameters iceVelocity
Temporal Coverage 2016-10-01 to 2017-09-30
Release Date, Version 2019-07-04, 1.1
Producers / Owners ENVEO
Description Ice velocity map of Greenland derived from Copernicus Sentinel-1 SAR data acquired from 2016-10-01 to 2017-09-30. The ice velocity is provided at 250 m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid. The vertical displacement (vz), derived from a digital elevation model (GIMP), is also provided. The product contains a 3-layer GeoTiff file with the velocity components (vx, vy, vz), along with maps showing the magnitude of the horizontal components, valid pixel count and uncertainty.



Greenland Ice Sheet velocity map from Sentinel-1, 2015/2016
Parameters iceVelocity
Temporal Coverage 2015-10-01 to 2016-09-30
Release Date, Version 2019-07-04, 1.1
Producers / Owners ENVEO
Description Ice velocity map of Greenland derived from Copernicus Sentinel-1 SAR data acquired from 2015-10-01 to 2016-09-30. The ice velocity is provided at 250 m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid. The vertical displacement (vz), derived from a digital elevation model (GIMP), is also provided. The product contains a 3-layer GeoTiff file with the velocity components (vx, vy, vz), along with maps showing the magnitude of the horizontal components, valid pixel count and uncertainty.



Greenland Ice Sheet velocity map from Sentinel-1, 2014/2015
Parameters iceVelocity
Temporal Coverage 2014-10-01 to 2015-09-30
Release Date, Version 2019-07-04, 1.1
Producers / Owners ENVEO
Description Ice velocity map of Greenland derived from Copernicus Sentinel-1 SAR data acquired from 2014-10-01 to 2015-09-30. The ice velocity is provided at 250 m grid spacing in North Polar Stereographic projection (EPSG: 3413). The horizontal velocity is provided in true meters per day, towards EASTING(vx) and NORTHING(vy) direction of the grid. The vertical displacement (vz), derived from a digital elevation model (GIMP), is also provided. The product contains a 3-layer GeoTiff file with the velocity components (vx, vy, vz), along with maps showing the magnitude of the horizontal components, valid pixel count and uncertainty.



Coastlines Larsen A-B ERS LANDSAT 1995-2012
Parameters coastline
Temporal Coverage 1995-10-10 to 2012-01-12
Release Date, Version 2018-04-18, 1.0
Producers / Owners ENVEO
Description Coastlines for Larsen A-B derived from ERS & LANDSAT images, 1995-2012 (manual digitisation).



Surface elevation change Larsen A 2013-2016
Parameters surfaceElevationChange
Temporal Coverage 2013-06-20 to 2016-07-27
Release Date, Version 2018-04-03, 1
Producers / Owners ENVEO , DLR
Description Surface elevation change (SEC m/a) June/July 2013 to July/August 2016 on glaciers of Larsen A embayment


Ice velocity 50m Larsen A-B TSX-S1 2016
Parameters iceVelocity
Temporal Coverage 2015-10-31 to 2016-12-11
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO
Description Ice velocity of Larsen A and B Glaciers, Antarctic Peninsula, from TSX-1 and TDX-1 data acquired in 2016. Gaps were filled with Sentinel-1 data. The dataformat is 3-layer GeoTiff: the first two layers represent the horizontal displacement component easting and northing respectively in output map coordinates and converted to meters per day [m/d]. The third layer represents the vertical velocity and is derived from the height difference along the displacement vector taken from a DEM. The 1-layer GeoTiff *_mag.tif contains the magnitude of ice velocity in m/d.


Ice velocity 50m Larsen A-B TSX-PALSAR 2011
Parameters iceVelocity
Temporal Coverage 2010-07-02 to 2012-03-09
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO
Description Ice velocity of Larsen A and B Glaciers, Antarctic Peninsula, from TSX-1 and TDX-1 data acquired in 2011. Gaps were filled with PALSAR data. The dataformat is 3-layer GeoTiff: the first two layers represent the horizontal displacement component easting and northing respectively in output map coordinates and converted to meters per day [m/d]. The third layer represents the vertical velocity and is derived from the height difference along the displacement vector taken from a DEM. The 1-layer GeoTiff *_mag.tif contains the magnitude of ice velocity in m/d.


Ice velocity 50m Larsen A-B TSX 2013
Parameters iceVelocity
Temporal Coverage 2013-07-22 to 2013-12-23
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO
Description Ice velocity of Larsen A and B Glaciers, Antarctic Peninsula, from TSX-1 and TDX-1 data acquired in 2013. The dataformat is 3-layer GeoTiff: the first two layers represent the horizontal displacement component easting and northing respectively in output map coordinates and converted to meters per day [m/d]. The third layer represents the vertical velocity and is derived from the height difference along the displacement vector taken from a DEM. The 1-layer GeoTiff *_mag.tif contains the magnitude of ice velocity in m/d.


Surface elevation change Larsen B 2013-2016
Parameters surfaceElevationChange
Temporal Coverage 2013-07-01 to 2016-07-27
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO , DLR
Description Surface elevation change (SEC m/a) June/July 2013 to July/August 2016 on glaciers of Larsen B embayment


Surface elevation change Larsen B 2011-2013
Parameters surfaceElevationChange
Temporal Coverage 2011-05-06 to 2016-06-20
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO , DLR
Description Surface elevation change (SEC m/a) May/June 2011 to June/July 2013 on glaciers of Larsen B embayment


Coastlines Larsen A-B TDX 2016
Parameters coastline
Temporal Coverage 2016-07-22 to 2016-10-29
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO
Description Coastlines derived from TanDEM-X and Landsat 8 images mid-2016


Coastlines Larsen A-B TDX 2013
Parameters coastline
Temporal Coverage 2013-05-18 to 2013-11-06
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO
Description Coastlines derived from TanDEM-X and Landsat 8 images mid-2013


Coastlines Larsen A-B TDX 2011
Parameters coastline
Temporal Coverage 2011-06-25 to 2011-06-25
Release Date, Version 2018-03-22, 1
Producers / Owners ENVEO
Description Coastlines derived from TanDEM-X and Landsat 8 images mid-2011


Ice velocity Karakoram 2011-2014
Parameters iceVelocity
Temporal Coverage 2011-11-12 to 2014-10-15
Release Date, Version 2017-12-01, 3.0
Producers / Owners ENVEO
Description Ice velocity of Karakoram Glaciers from TSX-1 data acquired from 2011-2014. The IV maps are gridded at 50m and provided in UTM zone 43N (ESPG: 32643) projection. The dataformat is 3-layer GeoTiff: the first two layers represent the horizontal displacement component easting and northing respectively in output map coordinates and converted to meters per day [m/d]. The third layer represents the vertical velocity and is derived from the height difference along the displacement vector taken from a DEM. A GeoTiff with horizontal velocity magnitude is also provided.