What is mobile GIS?

Mobile GIS is taking Geographic Information Systems (GIS) out of the office and into the field. A mobile GIS allows folks out in the field to capture, store, update, manipulate, analyze, and display geospatial data and information. Mobile GIS integrates one or more of the following technologies: * mobile devices (such as a PDA, tablet, or laptop computer, and in some countries mobile phones) * Geographic Information System (GIS) software * the Global Positioning System (GPS) * wireless communications for …

Downloading GPS Data Using DNRGPS

John McGee, Virginia Tech


Note: several YouTube videos are also available to learn how to use DNRGPS



DNR Garmin was developed as an easy-to-use “point and click” software application that allows you to manage, manipulate, and save data from a Garmin GPS receiver for use in GIS programs such as ArcMap, MapWindow and AccuGlobe. DNR Garmin is shareware created and maintained by staff at the Minnesota Department of Natural Resources.  DNRGarmin works with ArcGIS 9.x, and was developed primarily …

How to Geotag and Display Pictures in Google Earth

example of a georeference image in Google Earth

Geotag Your Pictures in Google Earth

Have you ever wished you could show people where on a map your photographs were taken? Wouldn’t it be great if you could use a computer-based mapping program to do this? Well, you can. With Google Earth, a digital camera and an inexpensive GPS receiver, you can create and display picture locations, and with a little typing you can add pictures and descriptive text that will display when you click on the picture’s location. …

Using the Find, Go To X,Y and Measure Tools in ArcView 9 – ArcMap

Using the Find, Go To X,Y and Measure Tools in ArcView 9x

1. Select the Measure tool.

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2. Choose the “Measure an Area” feature to determine the area of an irregular area. Use the left mouse to locate a start area and then continue to click at points around an area.

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Double-click to close the area. Set the area units to “Acres.”

3. Select the “Go To X,Y” tool

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4. Enter a desired longitude and latitude in the “Go To …

Introduction to GIS Using ArcView 9 – ArcMap

Introduction to GIS Using ArcView 9 – ArcMap

1.Start ArcMap. The “Start using ArcMap” window will display. Click “OK.”

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2.The Data View window will be displayed without layers.

3.Provide descriptive information to this GIS map as follows:

a) From the File pull-down menu choose “Map properties”.
b) Add a title, subject, author, and keywords.

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4. Set the Data Source Options to “Store relative path names to data sources.”(This choice facilitates transferring ArcVeiw projects …