Thursday, October 18, 2012

The Driftless Zone

Here's a map showing The Location of the Driftless Zone in the American Midwest. Here is a closer shot, showing the high-resolution data available for elevation modeling in this area.

Now that our professor has stopped assigning us specific maps to compile and design, I have begun taking requests for map subjects. This map is for a friend interested in doing research on the overlap of the Driftless Zone in the Midwestern United States and agricultural lands. Starting with some GIS layers (counties and elevation) from http://www.driftlessareainitiative.org/maps.cfm, I created this basic map showing the location of the Driftless Zone, including all of the counties it's in as well as an elevation/hillshade backdrop. Primarily made using ArcGIS 10. I've started working with data from the Soil Data Mart (http://soildatamart.nrcs.usda.gov/Default.aspx), but the county files are large enough that I haven't finished editing them yet. I haven't yet figured out how to upload rasters using the online map-hosting services, so I was forced to upload my map in picture format.

Meant to fulfill the requirements for Map 11: Choose Your Own Adventure.

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