Global Positioning System Global Positioning System or GPS is better known as "a satellite based radionavigational system developed and operated by the U.S. Department of Defense (DOD). Global positioning system permits land, sea, and airborne users to determine their three-dimensional position, velocity, and time twenty-four hours a day, in all weather, anywhere in the world with a precise and accuracy far better than other radionavigation systems available today or in the foreseeable future." (Navcen) …showed first 75 words of 998 total…

…showed last 75 words of 998 total…boating, driving, or airborne. The Global Positioning System is funded by and controlled by the U.S. Department of Defense so new ideas and better satellites will come, and eventually GPS will be everywhere. Today, in some automobiles you can find a GPS system as an option installed into the dashboards. Furthermore, GPS is a geographer's tool that is only going to make it easier to get information, and to learn more about the earth.