A circular map of the world centered on the North Pole. The oceans are blue and the land masses are green and brown.

Types of Map Projections

Elizabeth Borneman

Map projections are used to transform the Earth's three-dimensional surface into a two-dimensional representation.

Laptop with QGIS, a desktop GIS software program

GIS 101: Learn About GIS

Caitlin Dempsey

This GIS 101 page is the launch page for accessing information about GIS and geospatial technologies on GIS Lounge.

A cropped view of a map with a north arrow in bold black with the letter "N" on top of it. A section of Texas and Louisiana can be seen at the top of the image.

Should You Put a North Arrow on a Map?

Caitlin Dempsey

Do all maps need a north arrow?


Cartographic Resources

Caitlin Dempsey

Discover effective spatial data display and map design. Access resources on color representation, map layout, and showcasing geospatial information.

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