nepho ph&i training day using gis to visualise data part2

Download NEPHO PH&I Training Day  Using GIS to Visualise Data Part2

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NEPHO PH&I Training Day Using GIS to Visualise Data Part2. 8th December, 2009 Alison Copeland. What is a GIS?. The various types of data referenced spatially in a GIS system are often referred to as "layers". Similar to an Overhead Projector, with a series of transparencies laid upon it. - PowerPoint PPT Presentation