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강태섭 ( Tae Seob Kang ),이준기 ( Jun Kee Rhie ),최남수 ( Nam Soo Choi ) 한국지구물리·물리탐사학회 2015 지구물리와 물리탐사 Vol.18 No.1
Induced seismicity has been observed in the relation with lots of anthropogenic influence and at variety of geological conditions over the last several decades. This paper reviews those induced earthquakes and compares with each other as well as with natural tectonic earthquakes. Hydraulic fracturing is commonly used to enhance the permeability through new cracks in the rock formation. The process triggers the induced seismicity, which can give crucial information on the fracture network and oil/gas migration. In the similar way, unintentionally induced events during the production procedure of the field, dam reservoir, minig activity, or wastewater injection can be used to give insight into various hydrodynamic processes and changes of reservoir properties at a various scales. The general conclusion summarizes the uncertainty or limitations of knowledge up to date and presents some issues to be dealt with in the future research.