Caitlin Dempsey
More from the 2011 Esri UC
The videos from the 2011 Esri UC Plenary session have now been posted online. The three part videos cover an overview ...
ArcGIS on the Cheap
If you’ve been wanting to get into using ArcGIS but can’t afford the commercial price tag, Esri is offering a ...
Ice Thickness and Ocean Maps
Two new datasets have been announced. The ESA unveiled its new ice thickness map at the Paris Air and Space Show. ...
Satellite Data on Ocean Waves
The GlobWave project from the European Space Agency consolidates data on ocean waves from 11 different satellite instruments that have been ...
Six Famous Geographers
A look at six of the world's most famous geographers: Eratosthenes, Al Idrisi, Alexander von Humboldt, Immanuel Kant, Carl Ritter, and Arnaldo Faustini.
Maptivism
Maptivism can be defined as the use of maps to promote a cause. All maps tell a story and the ...
Finding Lost Pyramids with Satellite Imagery
An Egyptologist analyzed satellite imagery to identify over 17 pyramids, 1,000 tombs, and 3,000 ancient settlements previously unknown.
Tracking Ash Plumes
Data pulled from several satellites has been put to use in understanding the behavior of ash plumes from the recent ...
Making Color Blind Friendly Maps
It’s estimated that about 7% of males are color blind in some form (as compared with 0.4% of females). ...
The National Map: Using the National Geospatial Program
The National Map Viewer is a browser-based utility that allows map makers to create and download their own maps based on data layers that they apply to a base map of the United States.
Crime Mapping and the Los Angeles Police
The Los Angeles Police Department’s attempts at providing public mapping has not been without its issues and embarrassments. Chronicled here ...
Using GIS to Pinpoint Osama bin Laden
A UCLA report revealed the results of a GIS study on emphasizing the likely location of Osama bin Laden.
Of Interest: NoGIS, The Map Room Turns 8, Data.gov Shutting Down
The upcoming NoGIS event triggered some Twitter chatter and a few blog posts (here and here and here). Jonathan Crowe ...
Using Near-Infrared Aerial Imagery to Map Oak Trees
The GIS group for the City of Santa Clarita used 4-inch near-infrared aerial imagery to map specific oak tree species across the city.
2010 Mean Center of Population for the United States
The official mean population center for the United States as of April 1, 2010 is a location near the town of Plato in Missouri.
GPS Jamming
GPS jamming disrupts GPS signals and can have severe impacts on transportation, military, and emergency services.
Satellite imagery
Digital imagery can greatly enhance a GIS. Part of the raster data types, imagery is a powerful visual aid and ...
Enhancing Shorelines with Vector-Based Coastal Vignettes
Creating coastal vignettes using GIS or mapping software is a cartographic technique that adds depth to open water on a map.
Geocoding Shortcut: Google Maps to ArcMap
Geocoding a dataset to produce a georeferenced layer requires access to a basemap to which the location data is tied. ...
Geographic Profiling
The geographic profiling concept proposes that criminals tend to commit acts of crimes within a comfort zone located near but not too close to their residence.
Geocaching – High Tech Treasure Hunting
Geocaching is an outdoor recreational activity in which participants use GPS devices or smartphone apps to hide and seek containers, called "geocaches" or "caches", at specific locations marked by coordinates all over the world.
How to Install ArcView 3.x on Windows 7
This article contains two different solutions for getting ArcView 3.3 to run on Windows 7.
Spatial Database Engines
Spatial Database Engines help manage spatial data to provide a quicker retrieval of that data from database engines such as ...
Mapping Through the Ages: The History of Cartography
The fascination and interest for the world that we inhabit, has been inherent to human nature since prehistoric times. Some ...
Map of Global Temperatures Since 1880
NASA takes a look at global temperatures and has a short piece and animated map showing the global change in ...