Environment in Haarlem 12 indicators covering environment for Haarlem. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -10.8 Percentage change 2025 down 427.3% 1203rd 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 25.34 Degrees celsius 2024 down 15.8% 1211th Land surface temperature - Cities and FUAs — Daytime winter land 4.07 Degrees celsius 2024 up 9.4% 1001st Land surface temperature - Cities and FUAs — Daytime yearly land 17.92 Degrees celsius 2024 down 5.2% 1129th Land surface temperature - Cities and FUAs — Nighttime summer land 14.16 Degrees celsius 2024 down 1.5% 994th Land surface temperature - Cities and FUAs — Nighttime winter land 0.5845 Degrees celsius 2024 up 143.9% 673rd Land surface temperature - Cities and FUAs — Nighttime yearly land 7.24 Degrees celsius 2024 up 2.7% 858th Air pollution - Cities and FUAs — Population exposure to nitrogen 41.1 Microgrammes per cubic metre 2025 — 407th Air pollution - Cities and FUAs — Population exposure to ozone 83.61 Microgrammes per cubic metre 2025 — 653rd Air pollution - Cities and FUAs — Population exposure to PM10 31.04 Microgrammes per cubic metre 2025 — 949th Air pollution - Cities and FUAs — Population exposure to PM2.5 24.51 Microgrammes per cubic metre 2025 — 798th