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Introduction to GIS Presented By: J. Mark Young Roane State Community College Summer Semester 2006 Geographic Information Systems (GIS) at Roane State.

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Presentation on theme: "Introduction to GIS Presented By: J. Mark Young Roane State Community College Summer Semester 2006 Geographic Information Systems (GIS) at Roane State."— Presentation transcript:

1 Introduction to GIS Presented By: J. Mark Young Roane State Community College Summer Semester 2006 Geographic Information Systems (GIS) at Roane State Community College

2 What is GIS?  G - Geographic  I - Information  S - Systems

3 Why Use GIS?  Because much of our work is inherently spatial in nature  Because we deal with a wide variety of complex issues in many disciplines conducive to modeling  Because we frequently create information well- suited to storage in databases  Because we make frequent use of maps and mapping

4 Resources Component Database Component Conceptual Framework of a GIS Spatial Data Personnel Data Input Computer Hardware Storage Mapping Software Management & Analysis Presentation Modeling Resources Component Database Component

5 Basic Elements of a GIS  Points  Lines  Polygons

6 Spatial Information Coordinate systems, Projections, Datums

7 Computer Hardware CPU, hard drives, scanners, plotters, monitor, etc. 23 Dell Pentium 4 computers, 500 mb processors, 128 mb Ram, 6 GB hard drives HP Design jet 1055 CM plotter Color & B&W Printers Large Digitizer Hewlet Packard Scanner In-house Server for Arc IMS 6 Garmin Venture hand held GPS units 1 Trimble ProExcel GPS unit

8 Examples of GIS Programs  ArcGIS (ESRI)  ArcView (ESRI)  IDRISI  MapInfo  Imagine (ERDAS)  ENVI (RSI)  3-D TopoQuads (DeLorme)  X-Map (DeLorme)  MapTech

9 Free or Low-cost GIS Programs & Utilities  fGIS (MN Dept. Nat. Res.)  DNR Garmin (MN Dept. Nat. Res.)  GIS Tools (dlg2shp, tgr2shp,sf1table, etc.)  DRG Clip  Global Mapper  Manifold GIS  USA PhotoMaps  ArcView & ArcGIS Extensions

10 GIS Software ArcView 3.3 / ArcGIS Desktop

11 GIS Software IDRISI

12 IDRISI GIS

13 DeLorme GIS Software 3-D TopoQuads

14 DeLorme GIS Software X-Map

15 GIS Software MapTech

16 Data Input  Existing Data  Digitizing  Scanning  PDAs  GPS

17 Data Management  Data Storage  Data Organization  Data Entry  Data Integrity  Data importing & exporting  Data Updating

18 Data Management Customized Data Entry

19 Data Analyses Map Overlay Building Topography Land use Utility Soil Type Roads District Land Parcels Geographic Layers

20 Data Analyses Buffering

21 Data Analyses Market Analysis

22 Data Output  Hard Copy Maps & Printouts  Electronic Graphic Presentations  Digital Data

23 GIS in Action Forest Management

24 GIS in Action 3-D Forestry Data Modeling

25 GIS in Action Slope Analysis

26 GIS in Action Inventory Field Research

27 GIS in Action 3-D Landscape Analysis

28 GIS in Action 3-D Flightpaths

29 GIS in Action US Census Bureau

30 GIS in Action USFS Fire Management

31 Online GIS Applications

32 Regional GIS Information Sources

33 Regional Information Sources  TNGIC - http://toltec.lib.utk.edu/~tngic/  OIR GIS Services - http://gis.state.tn.us/index.htm  ESRI Regional Working Groups  MapInfo Regional Working Groups  Federal Geographic Data Committee - http://www.fgdc.gov/  Clarksville - Montgomery County - http://gisweb.apsu.edu/ WWW Links

34 GIS Users in Our Area  TN State Base Mapping Project - http://gis.state.tn.us/projects/bmp/index.htm  National Park Service (GSMNP) - http://www.nps.gov/grsm/  US Forest Service - http://www.fs.fed.us  TDA Division of Forestry - http://www.state.tn.us/agriculture/forestry/index.html  TN Wildlife Resources Agency - http://www.state.tn.us/twra/index.html  Sewanee (LAL) - http://www.landusegis.org/  UT Forestry Experiment Station (UT-FES) – http://www.taes.utk.edu/stations/utforest/  Clarksville - Montgomery County - http://gisweb.apsu.edu/ WWW Links

35 Digital data Maps and Plans Paper files Photogrammetry Remote Sensing Field survey Interviews GIS Data Sources Data GIS

36 Producing Digital Data Scanning Keyboard entryDigitizing

37 Cost Quality Data Quality

38 Regional GIS Data Sources

39

40

41  TN Spatial Data Server - http://www.tngis.org/  GIS Data Depot - http://data.geocomm.com/catalog/US/61084/sublist.html  National Park Service (GSMNP) - http://www.nps.gov/gis/park_gisdata/tennessee/grsm.htm  TN Geograhic Alliance - http://web.utk.edu/~tga/  USGS Tennessee Site - http://mcmcweb.er.usgs.gov/status/mac/tn/index.html  Sewanee (LAL) - http://www.landusegis.org/  TN Electronic Atlas - http://tnatlas.geog.utk.edu/tea/  TVA - https://maps.tva.com  KY Direct OGIS - http://ogis.state.ky.us WWW Links

42 National GIS Data Sources

43 GIS Data Sources – U.S. Census Bureau

44 National GIS Data Sources

45  US Geological Survey (USGS) – DEM, DLG, DRG, DOQ, DOQQ - http://mapping.usgs.gov/  US Census Bureau – TIGER - http://www.census.gov/geo/www/index.html  Farm Services Agency (FSA) – aerial photos - http://www.apfo.usda.gov  Natural Resources Conservation Service (NRCS) – soils data - http://www.ftw.nrcs.usda.gov/ssur_data.html  National Biological Information Infrastructure (NBII) - http://www.nbii.gov/ WWW Links

46 Other GIS Data Sources

47

48  Microsoft’s TerraServer - http://terraserver.homeadvisor.msn.com/default.aspx  ESRI ArcData Online - http://www.esri.com/data/online/  GIS Data Depot - http://data.geocomm.com/catalog/US/sublist.html  TopoZone.com - http://www.topozone.com/  ChartTiff - http://www.charttiff.com/ WWW Links

49 Program Focus Learning GIS Geographic Information Systems (GIS) at Roane State Community College The intent and focus of the program is to give the students a firm foundation in the concepts and principles of GIS, such as understanding map projections, scale, topology, database concepts and spatial analysis techniques. Students learn to design, develop, complete and present GIS projects at a professional level. Students are also educated in problem solving techniques.

50 Geographic Information Systems (GIS) at Roane State Community College Technical Certificate Program Approved by the TN Board of Regents and Established in 1996 Learning GIS

51 Geographic Information Systems (GIS) at Roane State Community College Learning GIS Associates of Applied Science Degree Program Approved by TN Board of Regents and Established in 1999

52 Geographic Information Systems (GIS) at Roane State Community College Learning GIS Articulation Agreement Established With East TN State University in 2001

53 Learning GIS Books & Periodicals

54 Learning GIS Web Sites

55 Learning GIS  Roane State Community College - http://www.rscc.cc.tn.us/faculty/flexclass/GIS/newpage.htm http://www.rscc.cc.tn.us/faculty/flexclass/GIS/newpage.htm  RSCC GIS Class Web Sites – “Class Sites” http://www.roanestate.edu/index.asp  The Geographers Craft - http://www.colorado.edu/geography/gcraft/contents.html  Geo Community - http://www.geocomm.com/  Geography Basics – About.com – http://gis.about.com/cs/basics/index.htm  ESRI Virtual Campus – http://campus.esri.com/ WWW Links

56 Learning GIS  ESRI Press Books – http://gis.esri.com/esripress/index.cfm  A Beginners Guide to GIS – http://www-personal.si.umich.edu/~karleric/GIS/gis.html  GIS.com - http://www.gis.com/ More WWW Links


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