Environment in Pittsburgh 13 indicators covering environment for Pittsburgh. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly 0.2 Percentage change 2025 up 115.4% 367th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.45 Tonnes of CO2-equivalent 2024 down 2.2% 95th Total and environment-related patents - FUAs — Patent applications 423.9 Patents 2022 up 59.3% 36th Land surface temperature - Cities and FUAs — Daytime summer land 30.12 Degrees celsius 2024 up 1.9% 669th Land surface temperature - Cities and FUAs — Daytime winter land 7.35 Degrees celsius 2024 up 20.1% 711th Land surface temperature - Cities and FUAs — Daytime yearly land 21.49 Degrees celsius 2024 down 0.1% 667th Land surface temperature - Cities and FUAs — Nighttime summer land 17.01 Degrees celsius 2024 up 0.3% 603rd Land surface temperature - Cities and FUAs — Nighttime winter land -4.15 Degrees celsius 2024 up 48.3% 1150th Land surface temperature - Cities and FUAs — Nighttime yearly land 7.97 Degrees celsius 2024 up 38.4% 694th Air pollution - Cities and FUAs — Population exposure to nitrogen 17.17 Microgrammes per cubic metre 2025 — 838th Air pollution - Cities and FUAs — Population exposure to ozone 49.84 Microgrammes per cubic metre 2025 — 1204th Air pollution - Cities and FUAs — Population exposure to PM10 27.31 Microgrammes per cubic metre 2025 — 1029th Air pollution - Cities and FUAs — Population exposure to PM2.5 9.53 Microgrammes per cubic metre 2025 — 1113th