Environment in Gwangju 12 indicators covering environment for Gwangju. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -6.6 Percentage change 2025 down 257.1% 978th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.55 Tonnes of CO2-equivalent 2024 up 17.0% 77th Land surface temperature - Cities and FUAs — Daytime summer land 31.93 Degrees celsius 2024 down 5.8% 500th Land surface temperature - Cities and FUAs — Daytime winter land 8.44 Degrees celsius 2024 up 56.9% 668th Land surface temperature - Cities and FUAs — Daytime yearly land 20.54 Degrees celsius 2024 down 1.7% 775th Land surface temperature - Cities and FUAs — Nighttime summer land 21.21 Degrees celsius 2024 up 1.7% 212th Land surface temperature - Cities and FUAs — Nighttime winter land 0.1217 Degrees celsius 2024 up 103.9% 722nd Land surface temperature - Cities and FUAs — Nighttime yearly land 9.52 Degrees celsius 2024 up 2.6% 531st Air pollution - Cities and FUAs — Population exposure to nitrogen 19.37 Microgrammes per cubic metre 2025 — 816th Air pollution - Cities and FUAs — Population exposure to ozone 65.24 Microgrammes per cubic metre 2025 — 938th Air pollution - Cities and FUAs — Population exposure to PM10 23.24 Microgrammes per cubic metre 2025 — 1143rd Air pollution - Cities and FUAs — Population exposure to PM2.5 14.27 Microgrammes per cubic metre 2025 — 1006th