Planners and decision makers involve with a variety of activities undertaken at different spatial scales by national, regional or local organizations. They have to he aware of new techniques surrounding them. Geography Information System (GIS) is a set of computer sciences which can help planners in different areas such as housing, industry, environmental management, urban planning and so on. In this study the following titles, the object of GIS, types of data storage, hardware and software in a GIS environment, type of information systems, and application and user of GIS will be discussed.
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