Posts filed under: Blog

  • gpsvsdgps
GPS: GPS known as Global Positioning System is a collection of number of satellites in the space sending the precise location details in the space...
  • WGS84 vs NAD83
Hello GIS Grinder, today going to write on differences between WGS84 and NAD83. Both the coordinate system differ in some way, I have listed 10...
  • 3d image
  In GIS world 3D means that has X, Y and Z coordinates. Z coordinate is used to draw height. 3D map helps better understanding...
  • Free Satellite Data
  Landsat Data: One of the most popular free satellite data is Landsat data. By the effort from NASA and USGS, Landsat 1 was lunched...
  • Landsat Application
1. Africa Content Environmental Change: Landsat data was heavily used to create Africa Environmental change Atlas Map that includes map of  glacier melting, loss of...
  • List of Canadian GIS Certificate
  Geographic Information System has become popular tools to convey the message and more people are taking this courses. Due to the advancement in internet...