vector data

GIS Learning

Explorer for ArcGIS released by Esri for Mac OS.

What is GIS?

June 21, 2018By Caitlin DempseyGIS Learning

GIS is a technological field that incorporates geographical features with tabular data in order to map, analyze, and assess real-world problems. The key word to this technology is Geography – this means that some portion of the data is spatial.

Types of GIS Data Explored: Vector and Raster

May 1, 2017By Caitlin DempseyGIS Data

This article discussions different types of GIS data in both vector and raster formats.

Google Fusion Tables to Shut Down Next Year

Google has announced that Google Fusion Tables, the map and data visualization tool, will be shuttered by December 2019.

Using Satellite Imagery to Track Volcanic Ash Clouds

Researchers have developed an algorithm that can distinguish between volcanic and non-volcanic clouds using high-resolution satellite imagery.

Elements of a Map

Maps are the primary tools by which spatial relationships are visualized. Maps therefore become important documents. There are several key elements that should be included each time a map is created in order to aid the viewer in understanding the communications of that map and to document the source of […]

Learn GIS for Free

There are a few online options to learn GIS for free. Take advantage of resources that provide you access to free courses from some of the world’s best universities and institutions.