Internet of Things (IoT) in GIS
The Internet of Things (IoT) connects billions of sensors from around the world, enabling the exchange of information between them.
Author: GISGeography
We help you learn Geographic Information Systems and remote sensing
AVHRR: Advanced Very High Resolution Radiometer
AVHRR (Advanced Very High Resolution Radiometer) spatial resolution is actually very coarse at 1.1 km. But its revisit times are “very high” at just one day.
Geodesign: Integrating Geography and Design
Geodesign is the field of study that combines geography with design. Design shapes our world by addressing the needs of people and promoting more resiliency.
50 Map Projections Types: A Visual Guide
If you’re in need of a visual reference guide to map projection types, this goldmine of the top 50 global map projections used by cartographers will help.
5 Free Historical Imagery Viewers to Leap Back in the Past
When you want historical imagery, the best web viewers are Google Earth, Esri’s Wayback Living Atlas, USGS LandLook, NASA Worldview and Planet’s Stories.
What Is GeoEnrichment?
Geoenrichment is a process that assigns demographic attributes such as education, income, or age to polygons based on geographic location.
Relate vs Join: What’s the Difference in ArcGIS?
Join appends attributes to a table commonly used for 1-1 table relationships. Relate creates a temporary table for all matching records.
GIS Day is on Wednesday, November 19, 2025
Are you excited about GIS Day? People from around the world celebrate GIS Day. In 2025, it’s scheduled for Wednesday, November 19, 2025.
Ocean Currents Map: Visualize Our Oceans Movement
Our ocean’s movements push large amounts of water every day. But where? See this list of ocean currents map and visualize our oceans movement and dynamics.
Buffer Tool in GIS
The buffer tool (planar/geodesic) generates a polygon around features at a set distance. Here are ring, geodesic & euclidean buffers.