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.
Caitlin Dempsey
GIS Data
Microsoft Releases Canada Building Footprint Database to OpenStreetMap
Microsoft recently announced that it had released 12 million building footprints in Canada to the OpenStreetMap community.
Maps and Cartography
Introduction to PostGIS
This three-part introduction to PostGIS from Kayla Patel provides an overview of this open source GIS software.
GIS Data
Fire Danger Reanalysis Dataset
Researchers have made 38-years worth of global fire danger reanalysis available as an open dataset.
GIS Data
Topography of Australia’s Intertidal Zone Available as Open Data
The National Intertidal Digital Elevation Model (NIDEM) is the first 3D model of Australia’s intertidal zone. It is available for downloading as an open source dataset from Australia’s National Map portal.
GIS Learning
Tutorial: Introduction to Geospatial Analysis in R
Watch this tutorial “Introduction to Geospatial Analysis in R” to learn how to import files into R, overlay layers, reduce spatial extent, select and reclassify values, and make a map.
GIS Industry
GIS and Map Contests Roundup
Current map and GIS related competitions listed in order of the competition deadline.
GIS Career and Jobs
Children’s Book: “Lindsey the GIS Specialist”
The next time a child asks you to explain what GIS is, you might want to read them this online book about Lindsey the GIS Specialist.
GIS Software
Printing Web Maps
An oft-ignored but sometimes important function of web mapping is the ability to convert the view on the screen to a printed map.
Spatial Analysis
How Archaeologists are Using GIS to Explore Sounds of the Past
Two archaeologists are using GIS tools to model the ancient soundscape of New Mexico’s Chaco Canyon.