Listed here are significant events in GIS and other geospatial technologies that happened on May 1.
Selective Availability
GPS
What is GPS?
A decade ago not many civilians had heard of a GPS, let alone seen or used one. Prior to the year 2000, Global Positioning Systems (GPS) and their receivers were expensive and largely limited in use to the military, government agencies, and specialized professions. Now, GPS receivers are commonplace […]
GPS
GPS Resources
Global Positioning System (GPS) is a technology that uses the position of satellites to determine locations on earth. GPS is an essential tool for GIS because it allows for the gathering of data that locationwise is highly accurate. What is GPS? Rachel Quist explores Global Positioning Systems, its origins, how […]