Environment in Witten 12 indicators covering environment for Witten. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -7 Percentage change 2025 down 300.0% 1003rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.01 Tonnes of CO2-equivalent 2024 down 50.0% 872nd Land surface temperature - Cities and FUAs — Daytime summer land 26 Degrees celsius 2024 down 17.5% 1162nd Land surface temperature - Cities and FUAs — Daytime winter land 1.63 Degrees celsius 2024 down 17.9% 1251st Land surface temperature - Cities and FUAs — Daytime yearly land 18.06 Degrees celsius 2024 down 10.6% 1111th Land surface temperature - Cities and FUAs — Nighttime summer land 13.75 Degrees celsius 2024 down 7.9% 1056th Land surface temperature - Cities and FUAs — Nighttime winter land -1.38 Degrees celsius 2024 up 54.8% 898th Land surface temperature - Cities and FUAs — Nighttime yearly land 6.45 Degrees celsius 2024 down 12.5% 1051st Air pollution - Cities and FUAs — Population exposure to nitrogen 52.05 Microgrammes per cubic metre 2025 — 94th Air pollution - Cities and FUAs — Population exposure to ozone 74.31 Microgrammes per cubic metre 2025 — 795th Air pollution - Cities and FUAs — Population exposure to PM10 40.72 Microgrammes per cubic metre 2025 — 523rd Air pollution - Cities and FUAs — Population exposure to PM2.5 31.13 Microgrammes per cubic metre 2025 — 487th