Environment in Toronto 13 indicators covering environment for Toronto. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -0.5 Percentage change 2025 up 66.7% 427th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 2.87 Tonnes of CO2-equivalent 2024 up 2.9% 11th Total and environment-related patents - FUAs — Patent applications 776.5 Patents 2022 up 18.0% 16th Land surface temperature - Cities and FUAs — Daytime summer land 30.14 Degrees celsius 2024 down 6.9% 664th Land surface temperature - Cities and FUAs — Daytime winter land 3.57 Degrees celsius 2024 up 3,993.3% 1055th Land surface temperature - Cities and FUAs — Daytime yearly land 20.6 Degrees celsius 2024 down 7.9% 758th Land surface temperature - Cities and FUAs — Nighttime summer land 15.8 Degrees celsius 2024 down 5.0% 720th Land surface temperature - Cities and FUAs — Nighttime winter land -6.12 Degrees celsius 2024 up 37.2% 1271st Land surface temperature - Cities and FUAs — Nighttime yearly land 5.38 Degrees celsius 2024 up 7.8% 1200th Air pollution - Cities and FUAs — Population exposure to nitrogen 21 Microgrammes per cubic metre 2025 — 786th Air pollution - Cities and FUAs — Population exposure to ozone 49.96 Microgrammes per cubic metre 2025 — 1199th Air pollution - Cities and FUAs — Population exposure to PM10 39.6 Microgrammes per cubic metre 2025 — 575th Air pollution - Cities and FUAs — Population exposure to PM2.5 10.86 Microgrammes per cubic metre 2025 — 1053rd