Category Archives: Reports

GIS and Geopolitics

Changes in the dynamic of global forces produce shifts in the trend of arms transfers. It was therefore to be expected that a shift in the patterns of flows of arms would occur at the end of the Cold War and the collapse of the Soviet Union.

view the full report (pdf 24 pages): GIS and Geopolitics

The Global Positioning System

The Global Positioning System (GPS) is a satellite-based navigation system that was developed by the U.S. Department of Defence in the early 1970s as the next generation replacement to the Transit system*. It consists of a constellation of 24 operational satellites with subgroups of 4 satellites operating in each of six different orbit planes, and three segments, space, control and user. The U.S. Air Force develops, maintains, and operates the space and control segments.

View the full report (pdf 16 pages): The Global Positioning System