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USGS - science for a changing world

Volcanoes

Summary

This map layer includes Holocene volcanoes, which are those thought to be active in the last 10,000 years, that are within an extended area of the northern hemisphere centered on the United States. The data are a subset of data available from the Global Volcanism Program, Smithsonian Institution at . This file is a replacement for the November 2001 map layer.

Contacts

Additional Information

Identifiers

Type Scheme Key
URL Web http://www.nationalatlas.gov/metadata/volcanx020.xml

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