Environment in St. Lucie 13 indicators covering environment for St. Lucie. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -0.4 Percentage change 2025 down 106.5% 420th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.37 Tonnes of CO2-equivalent 2024 down 2.6% 122nd Total and environment-related patents - FUAs — Patent applications 5.8 Patents 2022 down 19.4% 530th Land surface temperature - Cities and FUAs — Daytime summer land 32.63 Degrees celsius 2024 up 1.1% 449th Land surface temperature - Cities and FUAs — Daytime winter land 22.78 Degrees celsius 2024 down 7.0% 157th Land surface temperature - Cities and FUAs — Daytime yearly land 29.11 Degrees celsius 2024 down 1.2% 214th Land surface temperature - Cities and FUAs — Nighttime summer land 21.99 Degrees celsius 2024 up 1.4% 139th Land surface temperature - Cities and FUAs — Nighttime winter land 13.36 Degrees celsius 2024 down 9.9% 80th Land surface temperature - Cities and FUAs — Nighttime yearly land 17.68 Degrees celsius 2024 up 3.5% 87th Air pollution - Cities and FUAs — Population exposure to nitrogen 10.63 Microgrammes per cubic metre 2025 — 1029th Air pollution - Cities and FUAs — Population exposure to ozone 49.81 Microgrammes per cubic metre 2025 — 1213th Air pollution - Cities and FUAs — Population exposure to PM10 16.06 Microgrammes per cubic metre 2025 — 1295th Air pollution - Cities and FUAs — Population exposure to PM2.5 7.08 Microgrammes per cubic metre 2025 — 1286th