What is Geographic Information Systems (GIS)? According to an ESRI website, a GIS software manufacturer ."..GIS combines layers of information about a place to give you a better understanding of that place." (http://www.gis.com Accessed: 4 June 2004). Put simply GIS is a way to combine and interpret spatial information using technology such as computers. A website (http://www.geoinnovations.com.au Accessed: 4 June 2004) suggests, most data that is used today has a spatial component …showed first 75 words of 1148 total…

…showed last 75 words of 1148 total…meant by the terms used. Just recapping spatial data is basically data with a location. Geographic Information Systems or GIS software are programs that help us to interpret that data. This software helps us symbolise geographical features using points, lines and polygons. So as you can see the concepts of GIS are very simple, as you get more involved and want more things from the programs you skills and knowledge of this field will grow.