Environment in Merida 13 indicators covering environment for Merida. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -10.2 Percentage change 2025 up 26.1% 1172nd Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.09 Tonnes of CO2-equivalent 2024 up 28.6% 349th Total and environment-related patents - FUAs — Patent applications 0.8 Patents 2022 down 68.0% 777th Land surface temperature - Cities and FUAs — Daytime summer land 34.44 Degrees celsius 2024 up 1.7% 329th Land surface temperature - Cities and FUAs — Daytime winter land 29.75 Degrees celsius 2024 down 4.3% 50th Land surface temperature - Cities and FUAs — Daytime yearly land 34.33 Degrees celsius 2024 up 1.4% 53rd Land surface temperature - Cities and FUAs — Nighttime summer land 22.48 Degrees celsius 2024 up 5.3% 99th Land surface temperature - Cities and FUAs — Nighttime winter land 18.45 Degrees celsius 2024 up 3.4% 40th Land surface temperature - Cities and FUAs — Nighttime yearly land 20.87 Degrees celsius 2024 up 4.8% 29th Air pollution - Cities and FUAs — Population exposure to nitrogen 4.06 Microgrammes per cubic metre 2025 — 1235th Air pollution - Cities and FUAs — Population exposure to ozone 67.74 Microgrammes per cubic metre 2025 — 886th Air pollution - Cities and FUAs — Population exposure to PM10 63.51 Microgrammes per cubic metre 2025 — 159th Air pollution - Cities and FUAs — Population exposure to PM2.5 46.9 Microgrammes per cubic metre 2025 — 193rd