Prepping for the Big One
What happens when a huge earthquake hits California? Joseph Toland of the USGS breaks down his GIS-based response model to prepare for disaster.
What happens when a huge earthquake hits California? Joseph Toland of the USGS breaks down his GIS-based response model to prepare for disaster.
GIS-ready versions of new, authoritative Protected Areas Database of the United States s available through ArcGIS Living Atlas of the World.
Learn how to refresh dynamic layers in your ArcGIS web map using a new capability called the refresh interval property.
Tools in the new USGS Historical Topographic Map Explorer let you compare maps from different time periods and see changes.
Explore the United States from California to the New York island using the USGS Historical Topographic Map Explorer app.
Explore the Ecological Land Units of the World Familiarize yourself with the World Ecological Land Units Map and its data using...
Explore a new global ecosystems map made up of 4,000 ecological land units, including landforms, bioclimate, rock types, and land cover.