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Thwaites MELT: Temperature, salinity and velocity time series from the grounding zone region of Thwaites Glacier Eastern ice shelf (2020)

Variability in temperature, salinity and velocity was observed approximately 1.5 m beneath the base of Thwaites Glacier in the grounding zone region of the Eastern Ice Shelf as part of the International Thwaites Glacier Collaboration MELT project. Using a borehole deployable turbulence instrument cluster, the average temperature, salinity and velocity was observed over a 15-minute period every 2 hours.





Funding was provided by NSFPLR-NERC: Melting at Thwaites grounding zone and its control on sea level (THWAITES-MELT) NE/S006761/1.

Simple

Date (Creation)
2021-02-22
Date (Revision)
2021-02-22
Date (Publication)
2021-02-22
Date (released)
2021-02-22
Edition

1.0

Unique resource identifier
https://doi.org/10.5285/4ffad557-1c3c-4ea7-a73d-6d782331b08a
Codespace

doi

Unique resource identifier
GB/NERC/BAS/PDC/01468
Codespace

https://data.bas.ac.uk/

Unique resource identifier
NE/S006761/1
Codespace

award

Other citation details

Please cite this item as: Davis, P., Nicholls, K., & Holland, D. (2021). Thwaites MELT: Temperature, salinity and velocity time series from the grounding zone region of Thwaites Glacier Eastern ice shelf (2020) (Version 1.0) [Data set]. UK Polar Data Centre, Natural Environment Research Council, UK Research & Innovation. https://doi.org/10.5285/4ffad557-1c3c-4ea7-a73d-6d782331b08a

Credit

No credit.

Status
Completed
Point of contact
Organisation name Individual name Electronic mail address Role
British Antarctic Survey Davis, Peter Author
British Antarctic Survey Nicholls, Keith Author

New York University

Holland, David Author
NERC EDS UK Polar Data Centre

PDCServiceDesk@bas.ac.uk

Point of contact
Maintenance and update frequency
As needed
Maintenance note
Completed
Global Change Master Directory (GCMD) Science Keywords
  • EARTH SCIENCE > Cryosphere > Glaciers/Ice Sheets > Glaciers
  • EARTH SCIENCE > Oceans > Ocean Acoustics > Acoustic Velocity
  • EARTH SCIENCE > Oceans > Ocean Temperature > Water Temperature
  • EARTH SCIENCE > Oceans > Salinity/Density
Theme
  • Antarctica

  • ITGC

  • Salinity

  • Temperature

  • Thwaites Glacier

  • Velocity

Place
  • Thwaites Glacier Antarctica

GEMET - INSPIRE themes, version 1.0

  • Elevation
  • Oceanographic geographical features
Access constraints
Other restrictions
Other constraints
no limitations to public access
Access constraints
Other restrictions
Other constraints
no limitations
Use constraints
License
Other constraints
Open Government Licence v3.0
Use constraints
Other restrictions
Other constraints

Data supplied under Open Government Licence v3.0

Use constraints
Other restrictions
Other constraints

No restrictions apply.

Unique resource identifier
doi
Codespace

doi

Association Type
Cross reference
Unique resource identifier
url
Codespace

url

Association Type
Cross reference
Unique resource identifier
url
Codespace

url

Association Type
Larger work citation
Unique resource identifier
url
Codespace

url

Association Type
Larger work citation
Unique resource identifier
doi
Codespace

doi

Association Type
Cross reference
Spatial representation type
Text, table
Language
English
Character set
UTF8
Topic category
  • Geoscientific information
  • Oceans
N
S
E
W
thumbnail




Begin date
2020-01-23
End date
2021-02-01
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.

Title

European Petroleum Survey Group (EPSG) Geodetic Parameter Registry

Date (Publication)
2008-11-12
Cited responsible party
Organisation name Individual name Electronic mail address Role

European Petroleum Survey Group

EPSGadministrator@iogp.org

Publisher
Unique resource identifier
urn:ogc:def:crs:EPSG::3031
Version

6.18.3

Distributor

Distributor contact
Organisation name Individual name Electronic mail address Role
NERC EDS UK Polar Data Centre

PDCServiceDesk@bas.ac.uk

Distributor
Distributor format
Name Version
text/plain
Units of distribution

bytes

Transfer size
366592
OnLine resource
Protocol Linkage Name

WWW:LINK-1.0-http--link

https://ramadda.data.bas.ac.uk/repository/entry/show?entryid=4ffad557-1c3c-4ea7-a73d-6d782331b08a

Get Data

Hierarchy level
Dataset
Statement

Methodology:

The temperature and salinity data was collected using an RBRconcerto CT. The velocity data was collected using a Nobska MAVS (Modular Acoustic Velocity Sensor) differential acoustic travel-time 3-D velocity sensor. The instruments were attached to a battery, solar panel, and British Antarctic Survey datalogger at the ice surface. The 15-minute average values were calculated and stored on the datalogger every 2 hours.

Data collection:

RBRconcerto CT



Nobska MAVS (Modular Acoustic Velocity Sensor) differential acoustic travel-time 3-D velocity sensor

Data quality:

The temperature data have an accuracy of ±0.002°C. The conductivity data have an accuracy of ±0.0003 S/m. The velocity data have an accuracy of ±0.1 cm/s. The RBRconcerto CT and Nobska MAVS were factory calibrated prior to deployment. Missing values are represented with -9999.

Metadata

File identifier
4ffad557-1c3c-4ea7-a73d-6d782331b08a XML
Metadata language
English
Character set
UTF8
Hierarchy level
Dataset
Hierarchy level name

dataset

Date stamp
2021-02-22
Metadata standard name

ISO 19115 Geographic Information - Metadata

Metadata standard version

ISO 19115:2003(E)

Metadata author
Organisation name Individual name Electronic mail address Role
NERC EDS UK Polar Data Centre

polardatacentre@bas.ac.uk

Point of contact
 
 

Overviews

Spatial extent

thumbnail

Keywords

Antarctica ITGC Salinity Temperature Thwaites Glacier Velocity
GEMET - INSPIRE themes, version 1.0

Elevation Oceanographic geographical features
Global Change Master Directory (GCMD) Science Keywords

EARTH SCIENCE > Cryosphere > Glaciers/Ice Sheets > Glaciers EARTH SCIENCE > Oceans > Ocean Acoustics > Acoustic Velocity EARTH SCIENCE > Oceans > Ocean Temperature > Water Temperature EARTH SCIENCE > Oceans > Salinity/Density


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