Environment in Greater Melbourne 13 indicators covering environment for Greater Melbourne. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -8.1 Percentage change 2025 up 20.6% 1058th Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 4.32 Tonnes of CO2-equivalent 2024 up 4.6% 6th Total and environment-related patents - FUAs — Patent applications 292.9 Patents 2022 down 31.9% 58th Land surface temperature - Cities and FUAs — Daytime summer land 32.62 Degrees celsius 2024 down 8.9% 451st Land surface temperature - Cities and FUAs — Daytime winter land 13.15 Degrees celsius 2024 down 3.2% 394th Land surface temperature - Cities and FUAs — Daytime yearly land 24.55 Degrees celsius 2024 down 6.0% 433rd Land surface temperature - Cities and FUAs — Nighttime summer land 14.1 Degrees celsius 2024 up 0.2% 1004th Land surface temperature - Cities and FUAs — Nighttime winter land 4.81 Degrees celsius 2024 up 12.4% 341st Land surface temperature - Cities and FUAs — Nighttime yearly land 9.66 Degrees celsius 2024 up 9.9% 511th Air pollution - Cities and FUAs — Population exposure to nitrogen 10.7 Microgrammes per cubic metre 2025 — 1022nd Air pollution - Cities and FUAs — Population exposure to ozone 45.41 Microgrammes per cubic metre 2025 — 1272nd Air pollution - Cities and FUAs — Population exposure to PM10 47.9 Microgrammes per cubic metre 2025 — 313th Air pollution - Cities and FUAs — Population exposure to PM2.5 42.41 Microgrammes per cubic metre 2025 — 236th