Geographic Information System (GIS): A system that allows automatic location of information suitable for mapping. Usually involves a software system that takes geographic position data and other data (e.g., type of bottom sediment) in order to create a map. Data on processes (e.g., current speed) can be incorporated to make a geographic model of flow.

 

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Geographic Information System (GIS): A system that allows automatic location of information suitable for mapping. Usually involves a software system that takes geographic position data and other data (e.g., type of bottom sedim . . . View Full Definition

National Wildlife Refuge System (NWRS): Consists of all of the National Wildlife Refuges, the Waterfowl Production Areas, and certain other small tracts managed by states under cooperative agreements with the Fish and Wildlife Ser . . . View Full Definition

National Television System Committee (NTSC): Refers to the standards used for video broadcast and playback signal parameters in the U.S. Japan and other countries. Alternative systems used in Europe and some Asian countries are PAL and SECAM.

Neighborhood Information Request: A questionnaire used by brokers to obtain information about the neighborhood where a listed property is located. The questionnaire is completed by the homeowner and can provide valuable info . . . View Full Definition