that have digital geographic data primarily for use in Geographic Information Systems
(GIS), image processing systems, and other modelling software. These data collections
can be searched through a single interface based on their descriptions, or "metadata."
Click on the name of a Clearinghouse Gateway on the map below
that is closest
to you and you will be presented with a selection of query
forms. All entry points or
gateways shown have exactly the same lists of
servers.
