Caitlin Dempsey

Smoke from the California Fires Over the Pacific Ocean
NASA’s Terra satellite captured this image of smoke from the August Complex fire and other fires burning in California as it blows out over the Pacific Ocean.

A Look at Where the GISPs Are
A recently published study took at look at the geographic, gender, and career characteristics of those that are certified Geographic Information Systems (GIS) Professional (GISP).

What are Barrancas?
One place to find barrancas is at the lower elevations of La Malinche volcano in central Mexico.

Hurricane Laura Made This River Flow Backwards Temporarily
When Hurricane Laura came onshore near Texas and Louisiana, its winds were so strong that it pushed the waters of the River Neches backwards for about 12 hours.

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 data.

Mapping Tropical Forest Quality from Satellite Data
Researchers have created high resolution maps of tropical forest quality using remotely sensed data from NASA satellites.

Guess the City Based on Street Video
City Guesser is an online geography game that uses audio and visual street video to provide hints about where in the world the city is located.

The Geography Lesson (Portrait of Monsieur G. and His Daughter)
The Geography Lesson is a fine art painting by French painter Louis-Léopold Boilly from 1812.

Track Real-Time Air Pollution With this Crowdsourced Map
One way to track air quality at the local level is by visiting PurpleAir, an interactive map that pulls in crowdsourced data.

Find Open Sources of Elevation Data With OpenTopography
OpenTopography is a portal that provides access to open sources of topographical datasets and processing tools.

How Many Oceans are There in the World?
The world is made up of: one global ocean, three major oceans, four historic oceans, and five world oceans.

First Published Map of Wales
Humphrey Llwyd developed the first map focused on Wales which was published in 1573.

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

Google Adds Near Real-time Wildfire Boundaries to Search and Maps
Google pulls data from NOAA's GOES satellites to map out wildfire boundaries.

Mapping California’s Heatwave from Space
NASA's Ecosystem Spaceborne Thermal Radiometer Experiment (ECOSTRESS) has been mapping temperatures across parts of California from space.

Mapping the Causes of Mangrove Loss
A joint NASA-USGS initiative has created the first worldwide map of the causes of change in mangrove habitats between 2000 and 2016.

South Atlantic Anomaly: A Growing Dent in the Earth’s Magnetic Field
NASA is tracking a dent in the Earth's magnetic field.

Satellite Captures Derecho Moving Across the Midwest
The GOES-East satellite captured a derecho over the U.S. Midwest on August 10, 2020.

Free Digital Geography Books
Springer has over 60 open access digital geography books.

The World’s Highest-Dwelling Mammal Found Atop of the World’s Second-Largest Active Volcano
Scientists were able to document that the yellow-rumped leaf-eared mouse (Phyllotis xanthopygus rupestris) is the world's highest-dwelling mammal.

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 launching this year.

Interesting Geography Trivia About Japan
Here are some interesting geography facts about Japan.

Rivers as Borders: GIS Dataset Available
The Global Subnational River Borders GIS dataset is freely available.

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 virtual conference.

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 maps.

Time-lapse Photo of the International Space Station Passing in Front of the Sun
NASA photographer Joel Kowsky was able to capture this time-lapse photograph of the International Space Station (ISS) as it passed between the Earth and the Sun.