When it comes to maps—a technology that is 4,000 years old—two completely contradictory things are true: Nothing has changed. And everything has changed. What hasn’t changed is maps are a language.

Choosing the best GIS software can define how efficiently you handle mapping, spatial analysis, and geospatial data. In this guide, we summarize how each geographic information system software ...

For more than 25 years, Nancy Tosta has directed government and private-sector efforts to use geospatial technologies in environmental and natural-resource-related projects. She has served as ...