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Dark ice dynamics of the south-west Greenland Ice Sheet, 2000-2016

Metrics of dark ice extent and duration, and snowline retreat estimates, for the south-west ablation zone of the Greenland Ice Sheet, derived from MODIS satellite imagery. These metrics are provided on a ~613 m grid at annual resolution and cover the melt season, defined as June-July-August each year. All scripts used to generate the metrics are also provided, as well as the scripts which generate the plots found in the referenced publication.

Funding was provided by the NERC grant NE/M021025/1.

Simple

Date (Creation)
2018-11-05
Date (Revision)
2018-11-05
Date (Publication)
2018-11-05
Date (released)
2018-11-05
Edition
1.0
Unique resource identifier
https://doi.org/10.5285/c9079345-74a8-42af-8843-2151e6557e0f
Codespace
doi
Unique resource identifier
GB/NERC/BAS/PDC/01117
Codespace
https://data.bas.ac.uk/
Unique resource identifier
NE/M021025/1
Codespace
award
Other citation details
Please cite this item as: Tedstone, A. (2019). Dark ice dynamics of the south-west Greenland Ice Sheet, 2000-2016 (Version 1.0) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/c9079345-74a8-42af-8843-2151e6557e0f
Credit
No credit.
Status
completed Completed
Author
  University of Bristol - Tedstone, Andrew ( Researcher )
Point of contact
  NERC EDS UK Polar Data Centre
British Antarctic Survey, High Cross, Madingley Road , Cambridge , Cambridgeshire , CB3 0ET , United Kingdom
+44 (0)1223 221400
https://www.bas.ac.uk/team/business-teams/information-services/uk-polar-data-centre/
Maintenance and update frequency
asNeeded As needed
Maintenance note
completed Completed
Global Change Master Directory (GCMD) Science Keywords
  • EARTH SCIENCE > Cryosphere > Glaciers/Ice Sheets > Ice Sheets
  • EARTH SCIENCE > Cryosphere > Snow/Ice > Albedo
Theme
  • Albedo
  • Dark ice
  • Greenland
  • Light-absorbing impurities
Place
  • Greenland Arctic
GEMET - INSPIRE themes, version 1.0
  • Elevation
  • Meteorological geographical features
Access constraints
otherRestrictions Other restrictions
Other constraints
no limitations to public access
Access constraints
otherRestrictions Other restrictions
Other constraints
no limitations
Use constraints
license License
Other constraints
Open Government Licence v3.0
Use constraints
otherRestrictions Other restrictions
Other constraints
This data is governed by the NERC Data Policy: https://www.ukri.org/who-we-are/nerc/our-policies-and-standards/nerc-data-policy/
Use constraints
otherRestrictions Other restrictions
Other constraints
This data is governed by the NERC data policy and supplied under Open Government Licence v3.0
Use constraints
otherRestrictions Other restrictions
Other constraints
No restrictions apply.
Unique resource identifier
url
Codespace
url
Association Type
crossReference Cross reference
Unique resource identifier
url
Codespace
url
Association Type
dependency dependency
Unique resource identifier
url
Codespace
url
Association Type
dependency dependency
Unique resource identifier
url
Codespace
url
Association Type
dependency dependency
Unique resource identifier
url
Codespace
url
Association Type
largerWorkCitation Larger work citation
Spatial representation type
textTable Text, table
Metadata language
engEnglish
Character set
utf8 UTF8
Topic category
  • Climatology, meteorology, atmosphere
  • Environment
N
S
E
W
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Begin date
2000-06-01
End date
2016-08-31
Supplemental Information
It is recommended that careful attention be paid to the contents of any data, and that the author be contacted with any questions regarding appropriate use. If you find any errors or omissions, please report them to polardatacentre@bas.ac.uk.
Date (Publication)
2008-11-12
Publisher
  European Petroleum Survey Group
https://www.epsg-registry.org/
Unique resource identifier
urn:ogc:def:crs:EPSG::3031
Version
6.18.3

Distributor

Distributor
  NERC EDS UK Polar Data Centre
British Antarctic Survey, High Cross, Madingley Road , Cambridge , Cambridgeshire , CB3 0ET , United Kingdom
+44 (0)1223 221400
https://www.bas.ac.uk/team/business-teams/information-services/uk-polar-data-centre/
Name
image/tiff
Name
application/netcdf
Name
text/plain
Units of distribution
bytes
Transfer size
991952896
OnLine resource
Get Data ( WWW:LINK-1.0-http--link )

Download data

Units of distribution
bytes
Transfer size
991952896
OnLine resource
Get Data ( WWW:LINK-1.0-http--link )

Download data

Units of distribution
bytes
Transfer size
991952896
OnLine resource
Get Data ( WWW:LINK-1.0-http--link )

Download data

Hierarchy level
dataset Dataset
Statement

Methodology:

This study used MOD09GA C006 and MOD10A1 C006 data from MODIS sinusoidal grid locations h16v02 and h15v02. These data were downloaded using the tools in https://github.com/atedstone/get_modis.

Data were stitched and regridded using stitch_warp_modis_l2.py then modisgtiff2nc.py in https://github.com/atedstone/modis_tools. The template file that was used with these tools is provided in this data collection (reproject.template).

This processing chain generated daily mosaics of MODIS data that were saved to NetCDF files (not provided here) that were in turn used as inputs to the analysis scripts in https://github.com/atedstone/Tedstone2017_TheCryosphere_Scripts.

Data collection:

Instrumentation: GDAL, Python with associated libraries as detailed in script import calls.

Data quality:

See publication, scripts and metadata embedded in the datasets.

File identifier
c9079345-74a8-42af-8843-2151e6557e0f XML
Metadata language
engEnglish
Character set
utf8 UTF8
Hierarchy level
dataset Dataset
Hierarchy level name
dataset
Date stamp
2018-11-05
Metadata standard name
ISO 19115 Geographic Information - Metadata
Metadata standard version
ISO 19115:2003(E)
Point of contact
  NERC EDS UK Polar Data Centre
British Antarctic Survey, High Cross, Madingley Road , Cambridge , Cambridgeshire , CB3 0ET , United Kingdom
+44 (0)1223 221400
https://www.bas.ac.uk/team/business-teams/information-services/uk-polar-data-centre/
 
 

Overviews

Spatial extent

N
S
E
W
thumbnail


Keywords

Albedo Dark ice Greenland Light-absorbing impurities
GEMET - INSPIRE themes, version 1.0
Elevation Meteorological geographical features
Global Change Master Directory (GCMD) Science Keywords
EARTH SCIENCE > Cryosphere > Glaciers/Ice Sheets > Ice Sheets EARTH SCIENCE > Cryosphere > Snow/Ice > Albedo

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