Environment in Saint-Brieuc 13 indicators covering environment for Saint-Brieuc. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -6.3 Percentage change 2025 down 320.0% 948th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.01 Tonnes of CO2-equivalent 2024 unchanged 865th Total and environment-related patents - FUAs — Patent applications 4.7 Patents 2022 up 6.8% 552nd Land surface temperature - Cities and FUAs — Daytime summer land 27.88 Degrees celsius 2024 down 6.2% 951st Land surface temperature - Cities and FUAs — Daytime winter land 7.15 Degrees celsius 2024 up 9.7% 717th Land surface temperature - Cities and FUAs — Daytime yearly land 18.19 Degrees celsius 2024 down 8.7% 1080th Land surface temperature - Cities and FUAs — Nighttime summer land 12.09 Degrees celsius 2024 down 7.4% 1209th Land surface temperature - Cities and FUAs — Nighttime winter land 2.54 Degrees celsius 2024 up 84.4% 465th Land surface temperature - Cities and FUAs — Nighttime yearly land 7.85 Degrees celsius 2024 up 7.6% 713th Air pollution - Cities and FUAs — Population exposure to nitrogen 29.62 Microgrammes per cubic metre 2025 — 700th Air pollution - Cities and FUAs — Population exposure to ozone 118.66 Microgrammes per cubic metre 2025 — 141st Air pollution - Cities and FUAs — Population exposure to PM10 35.6 Microgrammes per cubic metre 2025 — 781st Air pollution - Cities and FUAs — Population exposure to PM2.5 23.21 Microgrammes per cubic metre 2025 — 851st