Vector vs Raster in GIS: What’s the Difference?
The main spatial data types are vectors and rasters. Rasters have grid cells while vectors are points , lines and polygons consisting of vertices & paths.
Author: GISGeography
We help you learn Geographic Information Systems and remote sensing
What is the Difference Between Geomatics and GIS?
In the world of geography, two disciplines are often mistaken as the same one. But Geomatics and Geographic Information Systems are different.
Pleiades Satellite Constellation: Spot the Detail
The agile Pleiades satellite constellation is comprised of Pleiades 1A and 1B. They offer dynamic image acquisition at 50cm panchromatic & 2m multispectral.
Satellite Pour l’Observation de la Terre (SPOT)
SPOT-1 (Satellite Pour l’Observation de la Terre) was a French commercial satellite launched in 1986 initiated by the French Space Agency (CNES).
Global Forest Maps to See the Forest for the Trees
Satellite and mapping technologies tell a story of our trees and forests. These 4 global forest maps will help you start seeing the forest for the trees.
A Complete Guide to LiDAR: Light Detection and Ranging
How would you like to wave your magic wand and find out how far everything is away from you? No magic wands necessary. This is how LiDAR works.
27 Differences Between ArcGIS and QGIS
It’s a head-to-head GIS software showdown with the star-studded lineup in the GIS industry- ArcGIS vs QGIS. Discover the differences between ArcGIS and QGIS
Survey Benchmark Monument Locations
If you’re serious about geocaching, than you’ve probably heard of benchmark hunting. A survey benchmark is a disk in the ground with a latitude & longitude.
A Complete Guide to TIGER GIS Data
TIGER GIS data has transformed the GIS environment because it was the first nationwide digital map. It stimulated projects like MapQuest, Yahoo & Google.
QGIS 2 Review (Quantum GIS)
In this QGIS 2 review, we see how this open source GIS software stacks up against others in mapping, editing, analysis, and data management.