Environment in Washington (MD) 13 indicators covering environment for Washington (MD). IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly 2.8 Percentage change 2025 up 2,900.0% 188th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.13 Tonnes of CO2-equivalent 2024 down 7.1% 275th Total and environment-related patents - FUAs — Patent applications 0.9 Patents 2022 down 92.0% 779th Land surface temperature - Cities and FUAs — Daytime summer land 29.81 Degrees celsius 2024 up 3.6% 715th Land surface temperature - Cities and FUAs — Daytime winter land 7.69 Degrees celsius 2024 up 72.8% 698th Land surface temperature - Cities and FUAs — Daytime yearly land 21.03 Degrees celsius 2024 up 6.5% 722nd Land surface temperature - Cities and FUAs — Nighttime summer land 17.16 Degrees celsius 2024 down 0.6% 586th Land surface temperature - Cities and FUAs — Nighttime winter land -2.75 Degrees celsius 2024 up 59.6% 1048th Land surface temperature - Cities and FUAs — Nighttime yearly land 6.76 Degrees celsius 2024 up 42.7% 974th Air pollution - Cities and FUAs — Population exposure to nitrogen 10.53 Microgrammes per cubic metre 2025 — 1032nd Air pollution - Cities and FUAs — Population exposure to ozone 51.79 Microgrammes per cubic metre 2025 — 1161st Air pollution - Cities and FUAs — Population exposure to PM10 16.93 Microgrammes per cubic metre 2025 — 1283rd Air pollution - Cities and FUAs — Population exposure to PM2.5 7.49 Microgrammes per cubic metre 2025 — 1266th