GIS3043_Lecture_02 - GIS3043C Fall2010...

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GIS3043C GIS for Environmental Studies Fall 2010 Michael J. Gilbrook, GISP, AICP Frank Salmon, GISP Lecture 02 Introduction to GIS
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Fall 2010 Lecture #02 Slide Number 2 Definition of GIS GIS Hardware Software People Data Metadata Processes
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Fall 2010 Lecture #02 Slide Number 3 Functions of GIS Spatial Data Publish (Web) Capture Publish Tables) Store Analyze Publish (Maps)
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Fall 2010 Lecture #02 Slide Number 4 Uses For GIS Environmental Impact Facility Siting Land Use Planning Resource Management Asset Management Demographic Analysis Market Analysis W a t e r s h e d   P l a n n i n g GIS is a tool  for answering  questions   about the world around us. It isn’t just software for making maps!
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Fall 2010 Lecture #02 Slide Number 5 GIS Interest is Rising Improved ease of use Price reductions Proliferation of data Better technology/perfomance Greater awareness Applications via Internet Proven cost:benefit cases
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Fall 2010 Lecture #02 Slide Number 6 GIS In The News…
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Fall 2010 Lecture #02 Slide Number 7 GIS Mapping Examples Esri Map Book Gallery Esri Mapping Center
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Fall 2010 Lecture #02 Slide Number 8 GIS Software Platforms Windows ~ 71% Unix ~24%
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Fall 2010 Lecture #02 Slide Number 9 ArcGIS ® Desktop Products ArcView ArcEditor ArcInfo ArcGIS 9.3.1 ArcMap ArcCatalog
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Fall 2010 Lecture #02 Slide Number 10 Basic Types of Spatial Data Points Lines Polygons Vector Raster Imagery Digital Elevation Model Weather Radar
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Fall 2010 Lecture #02 Slide Number 11 Two Basic GIS Data Types Vector “Real world” features  represented as points, lines  or polygons Point – A single x,y location Line – Two or more  interconnected points  (nodes) Polygon – An enclosed  shape bounded by lines Raster “Real world” represented   
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GIS3043_Lecture_02 - GIS3043C Fall2010...

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