1. Analyst, Bill Cost Estimates Division 1, National Assembly Budget Office, 1 Uisadang-daero, Yeongdeungpo-gu, Seoul 07233, Republic of Korea.
2. Professor, Graduate School of Environmental Studies and Environmental Planning Institute, Director of Asian Institute for Energy, Environment and Sustainability, Seoul National Univ., Gwanak-ro 1, Gwanak-gu, Seoul 08826, Republic of Korea (corresponding author). ORCID: .
3. Professor, School of Earth and Environmental Sciences, Seoul National Univ., Gwanak-ro 1, Gwanak-gu, Seoul 08826, Republic of Korea.