BEDMAP gridded data-sets


Sponsored by:
European Ice Sheet Modelling Initiative
Scientific Committee on Antarctic Research

The suite of gridded data sets are available for general use:

Documentation and description of data sets

Note: all files are zipped using unix gzip.

Bed-elevation (entire area south of 60°S) - Arc/Info export format.
Bed-elevation (entire area south of 60°S) - Ascii format.

Ice-thickness (entire ice-sheet including ice-shelves) - Arc/Info export format.
Ice-thickness (entire ice-sheet including ice-shelves) - Ascii format.

Surface-elevation (Antarctic continent - Liu et al (1999)) - Arc/Info export format.
Surface-elevation (entire area south of 60°S) - Ascii format.

Water-column thickness (Ice-shelves) - Arc/Info export format.
Water-column thickness (Ice-shelves) - Ascii format.

Grounded ice-sheet bed elevation - Arc/Info export format.
Grounded ice-sheet bed elevation - Ascii format.

Bathymetry (south of 60°S)- Arc/Info export format.
Bathymetry (south of 60°S) - Ascii format.


Note: The ASCII file consists of header information containing a set of keywords, followed by cell values in row-major order. The file format is
[NCOLS xxx]
[NROWS xxx]
[XLLCENTER xxx | XLLCORNER xxx]
[YLLCENTER xxx | YLLCORNER xxx]
[CELLSIZE xxx]
[NODATA_VALUE xxx]
row 1
row 2
.
.
.
row n

where xxx is a number, and the keyword NODATA_VALUE is optional and defaults to -9999.

Pages last updated 06-01-00.