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![Welcome to the USGS - U.S. Geological Survey]()
www.usgs.govUSGS mission is to provide reliable, impartial information to describe and understand the Earth: to minimize loss of life and property from natural disasters; manage water, biological, energy, and mineral resources ...瀏覽：717 -
![Earthquake Hazards Program]()
earthquake.usgs.govLocal earthquake information and activity.瀏覽：584
usgs美國的相關文章
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日期：2024-07-17
URL: http://www.usgs.gov/index.html Page Contact Information: Ask USGS Page Last Modified: 10-Jul-2013@13:05 ......
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日期：2024-07-17
Home page of The National Map Viewer ... Bare earth digital elevation model (DEM) data is accessed with the following procedures: Zoom to your area of interest. Turn on the Elevation Availability layer to see coverage of best available NED resolution....
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日期：2024-07-14
USGS Digital Raster Graphics ... USGS Topomaps Home DRG Status Graphic DRG Program Overview DRG Points of Contact Updates and Product Maintenance Standards and Other Technical Information...
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日期：2024-07-17
U.S. Geological Survey Circular 1050 The United States Geological Survey: 1879-1989 By Mary C. Rabbitt A history of the relation of geology during the first 110 years of the U.S. Geological Survey to the development of public-land, Federal-science, and ma...
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日期：2024-07-14
USGS Earthquake Hazards Program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards ... U.S. Department of the Interior | U.S. Geological Survey Page URL: http://earthquake.usgs.gov/learn/glossary/?term=blind ......
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日期：2024-07-15
21 Aug 2014 ... Gateway to US Geological Survey web resources on earthquakes, including
information on recent quakes, earthquake preparedness, building ......
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日期：2024-07-18
What We Do As the Nation's largest water, earth, and biological science and civilian mapping agency, the U.S. Geological Survey (USGS) collects, monitors, analyzes, and provides scientific understanding about natural resource ......
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日期：2024-07-16
Periodic Publications Mineral Commodity Summaries (Annual) Published on an annual basis, this report is the earliest Government publication to furnish estimates covering nonfuel mineral industry data. Data sheets contain information on the domestic indust...
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