learn gis free
GIS Career

How to Learn GIS for Free

Today, we’re going to show you the art of how to self-learn GIS. Even if GIS doesn’t run through your veins, you can inject these strategies.

Voronoi Diagram Thiessen Polygons
Maps & Cartography

What is a Voronoi Diagram?

In a Voronoi Diagram, when you take a point in any given Thiessen polygon, it indicates that it’s closer to that generating point than to any other.

Map Legend
Maps & Cartography

What Is a Map Legend?

A map legend is used to define features in a map. Point, line and polygon symbols in a legend key is the driving-force to understand what is found in a map.