[Adapted from the online documentation]
The Numeric Data Package (NDP-043C) consists of a digital data base
that may be used to identify coastlines along the U.S. West Coast that
are at risk to sea-level ...
This digital database contains information on synoptic storms and other
climatological factors that affect coastlines and may be used by a vector-based
ARC/INFO geographic information system (GIS), ...
This Numeric Data Package (NDP) is a digital database containing
estimates of land-use changes and the carbon content of vegetation
for South and Southeast Asia for the years 1880, 1920, 1950, 1970, ...