Census Cartographic Boundary Files
I’ve worked with these files a number of times and just used them again recently, and thought I would share the process you need to go through to prepare them for use in ArcGIS, as they are not “ready...
View ArticleCommon Map Projection Definitions
Just finished teaching my second intro to GIS workshop using open source software (QGIS). Coordinate systems and map projections are always one of the toughest hurdles for novices. It’s hard enough...
View ArticleDefine Projection for a Batch of Shapefiles
I was working on a project where I had downloaded 51 shapefiles (state-based census tract files) from the Census Generalized Cartographic Boundary Files. Each file lacked a projection .prj file, so I...
View ArticleAdding a Scale Bar in the QGIS Map Composer
I recently finished revisions for the next edition of the manual for my GIS workshop, and incorporated a new section on adding a scale bar in the QGIS map composer. I thought I’d share that piece here....
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