LICENSE

GlobalVs30 is a system for generating a global topographic-slope based
Vs30 map and embedding custom regional maps within it.

Copyright (c) 2014 and 2015 by the United States Geological Survey.
Authors: C. Bruce Worden

The following applies to all of the programs, libraries, modules,
functions, source files and other content in this distribution (unless
the file in question explicitly states otherwise):

    This software is in the public domain because it contains materials 
    that originally came from the United States Geological Survey, an 
    agency of the United States Department of Interior. For more 
    information, see the official USGS copyright policy at 
    http://www.usgs.gov/visual-id/credit_usgs.html#copyright

    Additionally, we waive copyright and related rights in the work 
    worldwide through the CC0 1.0 Universal public domain dedication 
    (which can be found at http://creativecommons.org/publicdomain/zero/1.0/).

    The getpar package (src/getpar.c, src/libget.h, src/getpar.3)
    is included with the express permission of the author, Robert
    W. Clayton.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.