Caitlin Dempsey

Caitlin Dempsey has been the editor of GIS Lounge ( since 2001. More about Caitlin Dempsey and GIS Lounge on the contact page. Caitlin Dempsey is also the editor of Geography Realm (

Using Open Source Geospatial Tools to Find Missing Building Footprints

Researchers have developed a methodology that uses remote sensing measurements to predict completeness in coverage of building footprints in OpenStreetMap…

August 28, 2020

Mapping Tropical Forest Quality from Satellite Data

Researchers have created high resolution maps of tropical forest quality using remotely sensed data from NASA satellites.

August 26, 2020

Find Maps and GIS Data from Esri’s Hurricane Hub

Esri has set up a Disaster Response Program Hurricane Hub site to consolidate federal sources of GIS data and maps.

August 26, 2020

Find Open Sources of Elevation Data With OpenTopography

OpenTopography is a portal that provides access to open sources of topographical datasets and processing tools.

August 25, 2020

Self-Guided QGIS Courses

These six QGIS courses are available for free self-guided learning.

August 21, 2020

GIS and Map Contests Roundup

Current map and GIS related competitions listed in order of the competition deadline.

September 4, 2020

Esri Debuts New GIS Tools and Apps at the 2020 Annual User Conference

The first two plenary sessions contained a lot of demonstrations by Esri staff featuring the new GIS tools and applications…

July 22, 2020

Curated Tour of the Esri UC Map Gallery

Esri cartographers have created a curated tour of the 2020 virtual Esri UC map gallery with some handpicked selections.

July 13, 2020

Rivers as Borders: GIS Dataset Available For Downloading

The Global Subnational River Borders GIS dataset is freely available for download.

July 11, 2020

What to Expect With the Esri Virtual Conference

This year the Esri UC 2020 will be held from Monday, July 13 to Thursday, July 16, 2020 as a…

July 10, 2020

Easily Create Interactive Flow Maps

Ilya Boyandin has developed an easy-to-use online tool that takes location data stored in Google Sheets to visualize interactive flow…

July 16, 2020

Esri Launches GIS for Racial Justice Site

Esri has unveiled a new GIS hub to provide organizations with resources to help them improve racial equity.

June 30, 2020