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Caitlin Dempsey

Caitlin Dempsey has been the editor of GIS Lounge (https://gislounge.com) since 2001. More about Caitlin Dempsey and GIS Lounge on the contact page. Caitlin Dempsey is also the editor of Geography Realm (geographyrealm.com).
Screenshot showing how to import an Esri layer package into QGIS from Finder.

How to Import an Esri Layer Package in QGIS

March 18, 2022March 18, 2022 by Caitlin Dempsey

While QGIS cannot directly read an Esri layer package, there is a simple technique to unpack the file and import it into this GIS software.

Categories GIS Software Tags GIS tutorial, QGIS, QGIS tutorial
Laptop with QGIS, a desktop GIS software program

GIS and Map Contests Roundup

March 18, 2022March 3, 2022 by Caitlin Dempsey

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

Categories GIS Industry Tags geospatial, GIS competition, GIS contest, map competition, map contest, remote sensing
Earth cake

GIS Day and PostGIS Day Are Coming Up

November 10, 2021November 8, 2021 by Caitlin Dempsey

November 18, 2020 marks the 21st anniversary of GIS Day. The following day is PostGIS Day.

Categories GIS Learning Tags geography awareness week, gis day, map galleries, PostGIS day
List of 30 day map challenge topics by Topi Tjukanov @tjukanov.

November 2021 Map Challenge

October 24, 2021October 20, 2021 by Caitlin Dempsey

Topi Tjukanov has announced a 30-day map challenge starting November 1.

Categories Maps and Cartography Tags map challenge
A Joy Plot of the San Francisco Bay Area. Created using Peak Map.

Making Joy Plots with GIS

September 13, 2021 by Caitlin Dempsey

Joy plots is a cartographically creative way to show topography on a map. Learn how to create joy plots using GIS.

Categories GIS Software Tags joy plots, Ridgeline plots
This image provided by the USGS compares impervious surfaces in Boise, Idaho in 2001, 2008, and 2019.

USGS Releases Two Decades of Land Cover Change for the Contiguous United States

July 30, 2021July 20, 2021 by Caitlin Dempsey

The USGS has updated land cover maps for the conterminous United States, which show how the country’s landscapes have changed over the last 18 years.

Categories GIS Data Tags land use, National Land Cover Database, USGS
QGIS is a very popular popular open source GIS software.

Tutorials in GIS

July 7, 2021July 2, 2021 by Caitlin Dempsey

Online lessons in a wide range of subject matters for learning GIS.

Categories GIS Learning Tags arcgis, ArcGIS tutorial, ArcView, ESRI, gis, GIS tutorial
Screenshot showing the Esri 2020 Land Cover.

2020 Global Land Use Data

July 22, 2021June 24, 2021 by Caitlin Dempsey

A GIS dataset of land cover for the entire world was recently released.

Categories GIS Data Tags global land cover, land cover maps
Screenshot showing the interactive ecoregions map.

Terrestrial Ecoregions GIS Data

April 1, 2022May 12, 2021 by Caitlin Dempsey

The terrestrial ecoregions dataset is available both in shapefile format and as a Google Engine dataset.

Categories GIS Data Tags biodiversity, ecological map

Types of GIS Data Explored: Vector and Raster

March 4, 2022May 1, 2021 by Caitlin Dempsey

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

Categories GIS Data Tags geodatabase, gis data, gis terminology, line, NDVI classification, point, polygon, raster data, vector data

What is GIS?

September 29, 2021March 16, 2021 by Caitlin Dempsey

GIS is a technological field that incorporates geographical features with tabular data in order to map, analyze, and assess real-world problems.

Categories GIS Learning Tags geographic information systems definition, geospatial, gis, introduction to gis, raster data, vector data, what is gis

GIS Data for California Public Schools

March 6, 2021March 5, 2021 by Caitlin Dempsey

California School Campus Database (CSCD) offers a GIS dataset that contains all of the public school locations from K-12 grades for California.  

Categories GIS Data Tags california schools, school GIS, school mapping
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