andrew turner

GIS Learning

Not your father’s approach to geodata creation and sharing

May 10, 2010By Caitlin DempseyGIS Learning

What do the pundits say about crowd-sourcing GIS data and its future? Peter Batty assembled a group of some of the loudest voices in that debate for a panel at GITA’s recent conference. The video’s an hour and 45 minutes long but worth the watch if you’re interesting in the […]

Neogeography

January 7, 2007By Caitlin DempseyGIS Learning

Neogeography means “new geography” and consists of a set of techniques and tools that fall outside the realm of traditional GIS, Geographic Information Systems.

Seeing the World with Data: 3D LiDAR with MapD and Uber’s deck.gl

Dipti Kothari, an intern with MapD, has developed an open source project that uses LiDAR to create a 3D visualization of tree coverage around buildings and the impact of rising sea levels on buildings on Jekyll Island, GA.

PaleoDEMs: Map the Earth’s Changing Topography Over the last 540 Million Years

Users can download paleogeographic datasets reconstructing paleotopography and paleobathymetry dating back to 540 millions years ago

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.