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Time-Series Analysis of Inland Wetland Reduction and Selection of Restoration Sites Based on Public Data in South Korea

  • Journal of Environmental Impact Assessment
  • Abbr : J EIA
  • 2025, 34(3), pp.184~195
  • Publisher : Korean Society Of Environmental Impact Assessment
  • Research Area : Engineering > Environmental Engineering
  • Received : May 16, 2025
  • Accepted : June 12, 2025
  • Published : June 30, 2025

Seungwon Lee 1 HyunJin Seo 2 Kwangjin Cho 2 EungSam Kim 3

1국립생태원/전남대학교 생물과학·생명기술학과
2국립생태원
3전남대학교 생물과학·생명기술학과

Accredited

ABSTRACT

This study aimed to analyze trends and key drivers of wetland area change in inlandwetland loss regions using a temporal land cover analysis, and to propose a method for identifyingpotential restoration sites based on land cover maps and the InVEST model. Public datasets, includingthe 4th National Inland Wetland Survey (2016-2021) and the Ministry of Environment’s Land CoverMaps (1980-2022), were utilized. The temporal analysis revealed that conversion to agricultural landwas the primary driver of wetland loss between 1980 and 2000, while grassland expansion was the main factor between 2000 and 2022. Restoration candidates were selected based on areas where bothwetland area and carbon storage had declined, and among them, regions with more than 50% publicownership were extracted for field verification. As a result, wetland loss was confirmed in 8 out of the10 selected sites. The findings of this study provide practical insights for inland wetland conservationand the establishment of a national wetland monitoring framework. Furthermore, they can serve as afoundational dataset to support the national target of restoring 30% of degraded ecosystems.

Citation status

* References for papers published after 2024 are currently being built.

This paper was written with support from the National Research Foundation of Korea.