A geographic information system (GIS) is a framework for gathering, managing, and analyzing data.

What is GIS?

At rhumb line maps, GIS is the way we manage and use geographic information to solve problems or describe the landscape. Cartography and mapmaking is the way we organize that information in a way that makes it easy to look at and understand, so you can see the entire analysis at once. GIS reveals deeper insights into data, such as patterns, relationships, and situations—helping users make smarter decisions.