Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSN

Abstract From inception in the late 1980s up to the present, the Global Seismographic Network has produced high quality seismic data that has advanced research into the structure of the Earth's deep interior particularly the large‐scale heterogeneous elastic/anelastic structure of the mantle an...

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Main Author: Peter Davis
Format: Article
Language:English
Published: Wiley 2024-12-01
Series:Perspectives of Earth and Space Scientists
Online Access:https://doi.org/10.1029/2023CN000225
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author Peter Davis
author_facet Peter Davis
author_sort Peter Davis
collection DOAJ
description Abstract From inception in the late 1980s up to the present, the Global Seismographic Network has produced high quality seismic data that has advanced research into the structure of the Earth's deep interior particularly the large‐scale heterogeneous elastic/anelastic structure of the mantle and core. The network's breadth of coverage enables images of great earthquakes impossible to obtain from regional networks or array data alone. Analysis of the data has provided new insights into non‐traditional seismic sources such as slow earthquakes, glaciers and landslides. Ancillary meteorological and infrasound sensors collocated at the sites support unique studies of volcanic events such as the recent eruption of the Hunga Tonga–Hunga Ha'apai volcano. Near real‐time transmission of the data to hazard warning centers has expanded the network's usefulness as a tool for rapid response to earthquakes, for warning communities effected by tsunamis, and for monitoring compliance with nuclear test ban treaties. The successful construction and operation of the network would not be possible without the outstanding international cooperation of many governmental, academic and private groups who have hosted components of the network.
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spelling doaj-art-797f49ac2ea94fb299af871ec361772d2025-08-20T01:51:53ZengWileyPerspectives of Earth and Space Scientists2637-69892024-12-0151n/an/a10.1029/2023CN000225Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSNPeter Davis0Institute of Geophysics and Planetary Physics University of California, San Diego La Jolla CA USAAbstract From inception in the late 1980s up to the present, the Global Seismographic Network has produced high quality seismic data that has advanced research into the structure of the Earth's deep interior particularly the large‐scale heterogeneous elastic/anelastic structure of the mantle and core. The network's breadth of coverage enables images of great earthquakes impossible to obtain from regional networks or array data alone. Analysis of the data has provided new insights into non‐traditional seismic sources such as slow earthquakes, glaciers and landslides. Ancillary meteorological and infrasound sensors collocated at the sites support unique studies of volcanic events such as the recent eruption of the Hunga Tonga–Hunga Ha'apai volcano. Near real‐time transmission of the data to hazard warning centers has expanded the network's usefulness as a tool for rapid response to earthquakes, for warning communities effected by tsunamis, and for monitoring compliance with nuclear test ban treaties. The successful construction and operation of the network would not be possible without the outstanding international cooperation of many governmental, academic and private groups who have hosted components of the network.https://doi.org/10.1029/2023CN000225
spellingShingle Peter Davis
Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSN
Perspectives of Earth and Space Scientists
title Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSN
title_full Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSN
title_fullStr Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSN
title_full_unstemmed Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSN
title_short Development and Operation of a Global‐Scale Seismographic Network: The IRIS/USGS GSN
title_sort development and operation of a global scale seismographic network the iris usgs gsn
url https://doi.org/10.1029/2023CN000225
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