Digital Map Products and the GIS Revolution

A typical map storage facility. This one is from the US Library of Congress (photo Beatriz M Haspo, 2011) There will always be a place for paper maps because sometimes computer displays are impractical or unavailable. Besides, many people prefer paper maps over digital maps. A big issue with paper maps has always been that…

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GIS in IT

The role of GIS in IT is as varied as the organizations that use GIS. Because there are such high upfront and ongoing costs to implementing a GIS (hardware, infrastructure, data and staff) its mostly government and large corporates that hire IT professionals. The type of work you’ll end up doing will depend mostly on…

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Using GIS Technology for Improved Government Operations

Geographic information system (GIS) technology can be used to gather, maintain, store, and analyze geographic information. It can be used to keep track of everything from property locations and utility lines to traffic patterns, construction sites, and more. This versatile technology is particularly useful for government because it can help them to make better informed…

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GIS Metadata – The 5Ws

Have you ever wondered how GIS Analysts work their way through thousands of files of data? How do they manage to extract information about certain locations and their characteristics in a matter of seconds?

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Select The Right GIS Course And Avoid These 4 Mistakes…

How to select the right GIS course for you So here you are, interested in enrolling into a GIS course. Maybe you are a student, or an industry professional, or maybe you are a business or scientist. Yet, you’ve run into some problems and now you’d like a bit of help. As you read this…

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GIS Application Development

An example of an Emergency GIS application created with Arc GIS GIS technology is rapidly becoming one of the most widely used information platforms in the world. Geographic information systems (GIS), can be used to gather, store, manipulate, and analyze geographic data for a wide variety of purposes. Because GIS is so versatile, it is…

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GIS Attribute Data

Points, Lines, Polygons, and Polylines in a GIS are dumb graphics. We make them intelligent by attaching attributes to them. That way we can tell that a point is a rubbish bin or a sampling location, a line is a road, a polyline is a river, or a polygon is a sports field or a…

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Utility Mapping – Pipeline GIS

Utility mapping for the water industry. The location of buried water pipes is important Geographic Information Systems are one of the most rapidly growing technologies in the world. GIS has a wide variety of applications for government, businesses, retail industries and more. One useful way that GIS technology is currently being used is for utility mapping. In this…

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The Importance of Data Currency and Data Consistency

For Attribute data, Data Currency and Data Consistency are very important concepts. When you’ve finished reading this post you’ll understand that you can’t just pick up an old dataset and blindly believe that it will meet your needs. Data Currency Out-of-date data might be pivotal to your project if you’re interested in analysing something from…

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Air Photo Interpretation

There’s a lot you can tell just by looking at an air photograph. However, you shouldn’t just be a “tourist” when you look at air photos. Below, we’ve listed the top professions that benefit from air photo interpretation.

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