"This work was supported by the United States Geological Survey, National Earthquake Hazard Reduction Program (NEHRP), through external research grant no. 1434-HQ-96-GR-02725, and by Geological Survey of Canada and US Geolocials Survey A-base funding."
"This project has been a collaborative effort between staff of the Geological Survey of Canada (GSC) and the United States Geological Survey (USGS)"--Introduction screen.
Relief shown by shading.
System requirements: Microsoft Windows 95/98/NT; On Macintosh web browseable pages can be viewed by opening the home.htm page in the atlas\htmldocs folder; CD-ROM drive.