Environment in Lyon 13 indicators covering environment for Lyon. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -3.4 Percentage change 2025 up 62.6% 711th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.23 Tonnes of CO2-equivalent 2024 down 8.0% 177th Total and environment-related patents - FUAs — Patent applications 321.4 Patents 2022 down 32.5% 46th Land surface temperature - Cities and FUAs — Daytime summer land 33.2 Degrees celsius 2024 down 5.2% 408th Land surface temperature - Cities and FUAs — Daytime winter land 8.74 Degrees celsius 2024 up 23.3% 654th Land surface temperature - Cities and FUAs — Daytime yearly land 23.38 Degrees celsius 2024 down 12.2% 524th Land surface temperature - Cities and FUAs — Nighttime summer land 18.38 Degrees celsius 2024 down 5.5% 477th Land surface temperature - Cities and FUAs — Nighttime winter land 1.07 Degrees celsius 2024 up 344.3% 625th Land surface temperature - Cities and FUAs — Nighttime yearly land 9.85 Degrees celsius 2024 down 9.8% 491st Air pollution - Cities and FUAs — Population exposure to nitrogen 46.79 Microgrammes per cubic metre 2025 — 199th Air pollution - Cities and FUAs — Population exposure to ozone 73.63 Microgrammes per cubic metre 2025 — 806th Air pollution - Cities and FUAs — Population exposure to PM10 36.23 Microgrammes per cubic metre 2025 — 752nd Air pollution - Cities and FUAs — Population exposure to PM2.5 27.98 Microgrammes per cubic metre 2025 — 634th