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Analysis of Optimal Index for Heat Morbidity

  • Journal of Environmental Impact Assessment
  • Abbr : J EIA
  • 2024, 33(1), pp.9-17
  • Publisher : Korean Society Of Environmental Impact Assessment
  • Research Area : Engineering > Environmental Engineering
  • Received : November 25, 2023
  • Accepted : January 15, 2024
  • Published : February 29, 2024

Sanghyuck Kim 1 Minju Song 2 Seokhwan Yun 3 Lee, Dong Kun 4

1서울대학교 협동과정 조경학
2고려대학교 환경생태공학부
3일본 국립환경연구소
4서울대학교

Accredited

ABSTRACT

The purpose of this study is to select and predict optimal heatwave indices for describing and predicting heat-related illnesses. Regression analysis was conducted using Heat-related illness surveillance system data for a number of heat-related illnesses and meteorological data from the Korea Meteorological Administration’s Automatic Weather Station (AWS) for the period from 2021 to 2023. Daily average temperature, daily maximum temperature, daily average Wet Bulb Globe Temperature(WBGT), and daily maximum WBGT values were calculated and analyzed. The results indicated that among the four indicators, the daily maximum WBGT showed the highest suitability with an R2 value of 0.81 and RMSE of 0.98, with a threshold of 29.94 Celsius. During the entire analysis period, there were a total of 91 days exceeding this threshold, resulting in 339 cases of heat-related illnesses. Predictions of heat-related illness cases from 2021 to 2023 using the regression equation for daily maximum WBGT showed an accuracy with less than 10 cases of error annually, demonstrating a high level of precision. Through continuous research and refinement of data and analysis methods, it is anticipated that this approach could contribute to predicting and mitigating the impact of heatwaves.

Citation status

* References for papers published after 2023 are currently being built.