A Shapefile is a GIS file in which vectors like points, lines, and polygons are used to represent geo locations like rivers, lakes, country boundaries, well, and more. Each of its elements or items ...

This article provides an overview of Linux-based tools for Geographic Information Systems (GIS), including a quick take on the ESRI's ArcReader. Future articles will explore this and other individual ...

If you've ever zoomed around the globe with Google Earth, you know how much fun it can be to work with geospatial data. When I need a diversion, I often fire up Google Earth and float above the ...

See how easy it is to use the sf package for GIS calculations to find the ZIP code for an address in R Where do you vote? Who are you legislators? What is your ZIP code? These questions have something ...