Environment in Trier 14 indicators covering environment for Trier. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -1.8 Percentage change 2025 up 45.5% 549th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.01 Tonnes of CO2-equivalent 2024 unchanged 865th Total and environment-related patents - FUAs — Patent applications 33.9 Patents 2022 up 70.4% 268th Road, rail and navigable inland waterways networks by NUTS 2 region 0 Kilometre 2023 — 103rd Land surface temperature - Cities and FUAs — Daytime summer land 26.54 Degrees celsius 2024 down 12.9% 1086th Land surface temperature - Cities and FUAs — Daytime winter land 3.12 Degrees celsius 2024 up 0.9% 1110th Land surface temperature - Cities and FUAs — Daytime yearly land 19.17 Degrees celsius 2024 down 7.7% 955th Land surface temperature - Cities and FUAs — Nighttime summer land 14.4 Degrees celsius 2024 down 6.4% 945th Land surface temperature - Cities and FUAs — Nighttime winter land -1.26 Degrees celsius 2024 up 54.8% 878th Land surface temperature - Cities and FUAs — Nighttime yearly land 7.43 Degrees celsius 2024 down 9.6% 806th Air pollution - Cities and FUAs — Population exposure to nitrogen 38.26 Microgrammes per cubic metre 2025 — 504th Air pollution - Cities and FUAs — Population exposure to ozone 100.02 Microgrammes per cubic metre 2025 — 325th Air pollution - Cities and FUAs — Population exposure to PM10 35.71 Microgrammes per cubic metre 2025 — 773rd Air pollution - Cities and FUAs — Population exposure to PM2.5 26.15 Microgrammes per cubic metre 2025 — 715th