Environment in Reykjavík 13 indicators covering environment for Reykjavík. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly 7.7 Percentage change 2025 up 313.9% 36th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.09 Tonnes of CO2-equivalent 2024 down 25.0% 352nd Total and environment-related patents - FUAs — Patent applications 32.6 Patents 2022 up 10.9% 280th Land surface temperature - Cities and FUAs — Daytime summer land 17.77 Degrees celsius 2024 up 1.1% 1380th Land surface temperature - Cities and FUAs — Daytime winter land -7.24 Degrees celsius 2024 up 2.5% 1366th Land surface temperature - Cities and FUAs — Daytime yearly land 2.59 Degrees celsius 2024 down 16.5% 1385th Land surface temperature - Cities and FUAs — Nighttime summer land 2.86 Degrees celsius 2024 up 37.1% 1383rd Land surface temperature - Cities and FUAs — Nighttime winter land -8.16 Degrees celsius 2024 up 2.8% 1334th Land surface temperature - Cities and FUAs — Nighttime yearly land -3.53 Degrees celsius 2024 down 15.8% 1386th Air pollution - Cities and FUAs — Population exposure to nitrogen 25.41 Microgrammes per cubic metre 2025 — 755th Air pollution - Cities and FUAs — Population exposure to ozone 186.6 Microgrammes per cubic metre 2025 — 16th Air pollution - Cities and FUAs — Population exposure to PM10 22.99 Microgrammes per cubic metre 2025 — 1152nd Air pollution - Cities and FUAs — Population exposure to PM2.5 14.7 Microgrammes per cubic metre 2025 — 1002nd