GIS Learning

Resources covering the basics of GIS. Tutorials for learning GIS, geospatial community, and geographic concepts.


Explorer for ArcGIS released by Esri for Mac OS.

What is GIS?

GIS is a technological field that incorporates geographical features with tabular data in order to map, analyze, and assess real-world problems. The key word to this technology is Geography – this means that some portion of the data is spatial. In other words, data that is in some way referenced to locations on the earth