• Title/Summary/Keyword: Variable Nonlinearization

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A Study on the Establishment of Quantitative Standards of Landslides Vulnerability by Climate Change (기후변화에 따른 산사태 취약성의 정량적 평가기준 설정 연구)

  • Lee, Dong-Kun;Kim, Hogul;Seo, Changwan;Song, Changkeun;Yu, Jeong Ah;Park, Chan
    • Journal of Climate Change Research
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    • v.4 no.2
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    • pp.95-104
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    • 2013
  • Average cumulative precipitation in summer have increased by 350 mm compared with 1980s. As precipitation is expected to increase, the risk of landslides by heavy rainfall also is expected to rise. Therefore, establishment of adaptation plan for landslides is urgently needed. In 2011, Korea Ministry of Environment(KME) conducted vulnerability assessment to support establishment of adaptation plan for local governments. However, the result of vulnerability assessment had three limitations. First, KME didn't use standard scenario of Korea Meteorological Administration(KMA). Second, They conducted same standardization method for all variables. Third, They derived relative vulnerability which is not quantitative. The purpose of this study is to improve the limitations of existing vulnerability assessment and identify quantitative criteria to ensure scientific reliability. To achieve this purpose, we carried out three ways of advancement. First, application of new climate scenario, which is RCP 8.5 from KMA. Second, improvement of variables of vulnerability assessment. Third, derivation of quantitative criteria of vulnerability. The findings can support establishment of adaptation plan for local governments more effectively.