Environment in Daejeon 12 indicators covering environment for Daejeon. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -6.6 Percentage change 2025 down 725.0% 978th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.36 Tonnes of CO2-equivalent 2024 up 16.1% 126th Land surface temperature - Cities and FUAs — Daytime summer land 30.16 Degrees celsius 2024 down 5.6% 667th Land surface temperature - Cities and FUAs — Daytime winter land 5.86 Degrees celsius 2024 up 135.9% 805th Land surface temperature - Cities and FUAs — Daytime yearly land 18.81 Degrees celsius 2024 up 4.8% 1013th Land surface temperature - Cities and FUAs — Nighttime summer land 20.84 Degrees celsius 2024 up 3.5% 250th Land surface temperature - Cities and FUAs — Nighttime winter land -2 Degrees celsius 2024 up 66.5% 978th Land surface temperature - Cities and FUAs — Nighttime yearly land 8.59 Degrees celsius 2024 up 38.1% 620th Air pollution - Cities and FUAs — Population exposure to nitrogen 21.6 Microgrammes per cubic metre 2025 — 789th Air pollution - Cities and FUAs — Population exposure to ozone 61.1 Microgrammes per cubic metre 2025 — 983rd Air pollution - Cities and FUAs — Population exposure to PM10 25.28 Microgrammes per cubic metre 2025 — 1103rd Air pollution - Cities and FUAs — Population exposure to PM2.5 15.64 Microgrammes per cubic metre 2025 — 994th