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Start Over Subject GeoscientificInformation Collection ESRI Data & Maps Bounding Box -40.000931 39.999015 -39.999064 40.000987

1. United States Historic Earthquakes, 2008

Datasets Columbia University Restricted content
1568. National Atlas of the United States and the United States Geological Survey and ESRI. United States Historic Earthquakes is a point theme representing the locations of significant, historic earthquakes in United States and adjacent C... ESRI.

2. United States Volcanoes, 2008

Datasets Columbia University Restricted content
2005. Smithsonian Institution, Global Volcanism Program, National Atlas of the United States, and the United States Geological Survey and ESRI. United States Volcanoes is a polygon theme representing volcanoes thought to be active in the last 10,000 years (Holocene), in and near the United ... ESRI.