From the course: Real-World GIS (2014)

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Exploring GIS trends

Exploring GIS trends - ArcGIS Tutorial

From the course: Real-World GIS (2014)

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Exploring GIS trends

When we consider the current trends in GIS data, it can be overwhelming. Data proliferation has become a reality, and questions about big data are now at the forefront of the conversation. The number one question I get from students is, where can I get GIS data? I try to indicate that perhaps there is an even more important question to ask instead. It is true that as a practitioner, you need to know where to get your GIS data, and in a moment we will step through some of the strategies to increase your ability to gather the data from data portals. However, the more important question is quality. Where can you get quality GIS data? Since the advent of broadband, we have seen a large number of new data portals that have tried to address not only the access question, but also the quality question. Data portals which give download access, have morphed into providing math interfaces, to extract data from any location you want in a map. In the United States, we've seen several national…

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