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Basal slipperiness and englacial rate factor of the Antarctic Ice Sheet

The data set contains values of basal slipperiness (C) and the rate factor (A) for the whole of the Antarctic Ice Sheet.

The slipperiness was estimated through model inversion from measurements of surface velocities (1) and ice thickness (2) using the ice-flow model Ua (3).

The ice was assumed to deform according to Glen's flow law with a stress exponent n=3.

Basal sliding was assumed to follow Weertman sliding law with m=3, with u_b = C tau^m, where u_b is the basal sliding velocity and tau the (tangential) basal traction.

Simple

Date (Creation)
2016-08-04
Date (Revision)
2016-08-04
Date (Publication)
2016-08-04
Date (released)
2016-08-04
Edition
None
Unique resource identifier
https://doi.org/10.5285/5987dbff-5028-4cd5-aab9-2a490d81dec1
Codespace
doi
Unique resource identifier
GB/NERC/BAS/PDC/00906
Codespace
https://data.bas.ac.uk/
Other citation details
Please cite this item as: Gudmundsson, G. (2016). Basal slipperiness and englacial rate factor of the Antarctic Ice Sheet (Version None) [Data set]. Polar Data Centre; British Antarctic Survey, Natural Environment Research Council; Cambridge, CB3 0ET, UK.. https://doi.org/10.5285/5987dbff-5028-4cd5-aab9-2a490d81dec1
Credit
No credit.
Status
completed Completed
Author
  British Antarctic Survey - Gudmundsson, G ( 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 > Glacier Motion/Ice Sheet Motion
GEMET - INSPIRE themes, version 1.0
  • Elevation
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
This dataset is supplied under the Open Government Licence v3.0: https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/
Use constraints
otherRestrictions Other restrictions
Other constraints

Data released under Open Government Licence 3.

http://www.nationalarchives.gov.uk/doc/open-government-licence/version/3

Unique resource identifier
url
Codespace
url
Association Type
crossReference Cross reference
Spatial representation type
textTable Text, table
Metadata language
engEnglish
Character set
utf8 UTF8
Topic category
  • Geoscientific information
N
S
E
W
thumbnail


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/
Units of distribution
bytes
Transfer size
1
OnLine resource
Get Data ( WWW:LINK-1.0-http--link )

Download data

Hierarchy level
dataset Dataset
File identifier
5987dbff-5028-4cd5-aab9-2a490d81dec1 XML
Metadata language
engEnglish
Character set
utf8 UTF8
Hierarchy level
dataset Dataset
Hierarchy level name
dataset
Date stamp
2016-08-04
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

GEMET - INSPIRE themes, version 1.0
Elevation
Global Change Master Directory (GCMD) Science Keywords
EARTH SCIENCE > Cryosphere > Glaciers/Ice Sheets > Glacier Motion/Ice Sheet Motion

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