Land subsidence monitoring with a network of continuously operating GPS stations in Yunlin County, Middle Taiwan

Jin King Liu, En Kai Lin, Wei Chen Hsu, Feng Chi Yu, Kuan Tsung Chang, Yuei An Liou

研究成果: 書貢獻/報告類型會議論文篇章同行評審

1 引文 斯高帕斯(Scopus)

摘要

Land subsidence in western Taiwan has been an issue since 1970's due to over extraction of ground water for aquaculture. This problem became serious in Yunlin County because high-speed rail way transects the center of land subsidence which may cause safety problem. Leveling survey is applied annually. A more efficient method with 6 continuous GPS stations is used in this study to observe the subsidence. The effectiveness and advantages are compared with leveling survey and underground monitoring wells in the period from 2007 to 2012. It is concluded that the trend of the subsidence can be fully observed by the GPS network and the observation frequency of GPS prevails the annual survey of traditional approach which is an important factor for early warning purposes.

原文???core.languages.en_GB???
主出版物標題International Geoscience and Remote Sensing Symposium (IGARSS)
發行者Institute of Electrical and Electronics Engineers Inc.
頁面4247-4249
頁數3
ISBN(電子)9781479957750
DOIs
出版狀態已出版 - 4 11月 2014
事件Joint 2014 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2014 and the 35th Canadian Symposium on Remote Sensing, CSRS 2014 - Quebec City, Canada
持續時間: 13 7月 201418 7月 2014

出版系列

名字International Geoscience and Remote Sensing Symposium (IGARSS)

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???event.eventtypes.event.conference???Joint 2014 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2014 and the 35th Canadian Symposium on Remote Sensing, CSRS 2014
國家/地區Canada
城市Quebec City
期間13/07/1418/07/14

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