blue marble global mapper software

Global Mapper by Blue Marble

Global Mapper by Blue Marble is a 64-bit user-friendly GIS application. It has powerful, intuitive interface especially with LiDAR and terrain mapping.

gis day
GIS Career

GIS Day is on November 15, 2017

Are you excited about GIS day? Every year, people from around the world celebrate GIS Day. In 2017, it’s scheduled for November 15, 2017

polar orbits
Remote Sensing

Polar Orbit vs Sun Synchronous Orbit

A polar orbit satellite travels pole-to-pole. For a sun-synchronous orbit, it passes over any given point on Earth’s surface at the same local solar time.

Helpful Resources


Data Sources

Remote Sensing

Maps & Cartography

GIS Career