GIS file formats

What is a MXD File?

March 29, 2018By Caitlin DempseyGIS Software

Files with the extension .mxd are ArcMap document files. MXD files are created by Esri’s ArcMap, a component of the ArcGIS suite of GIS software.

Query result of GTS spatial data in mongoDB. From: Zhang, Song, & Liu, 2014.

GIS File Formats

December 1, 2017By Caitlin DempseyGIS Data

Listed here are some of the more common file formats along with associated file extension for GIS file types.

GIS Data

December 7, 2011By Caitlin DempseyGIS Data

This is the launch page for finding information about GIS data: what is geographic data and the different types (vector versus raster), what are errors in GIS data, metadata, and where to find GIS data on the Internet. Introduction to GIS Data Geodatabases Explored – Vector and Raster Data Vector […]

Land use map from CARETS Final Report, 1979.

GIS From the Past: CARETS

In the early 1970s, a joint pilot project between NASA and the USGS sought to test out the feasibility of integrating data from Landsat and high-altitude aircraft sensors into a regional land use database.

Geospatial Climate Models Show How Fire Seasons Are Changing

Changing technologies, including new satellite systems, and better climate and fire modeling, including the integration of these tools and data capture methods, will likely mean improved fire modeling in the future.

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 […]

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