Environment in Calama 12 indicators covering environment for Calama. IndicatorLatest Year10-yr change Rank Drought - Cities and FUAs — Land soil moisture anomaly -13.7 Percentage change 2025 down 212.3% 1252nd Greenhouse gas emissions - Cities and FUAs — GHG emissions from waste 0.17 Tonnes of CO2-equivalent 2024 up 13.3% 222nd Land surface temperature - Cities and FUAs — Daytime summer land 42.92 Degrees celsius 2024 down 0.3% 45th Land surface temperature - Cities and FUAs — Daytime winter land 24.61 Degrees celsius 2024 down 8.4% 129th Land surface temperature - Cities and FUAs — Daytime yearly land 34.02 Degrees celsius 2024 down 8.6% 61st Land surface temperature - Cities and FUAs — Nighttime summer land 3.46 Degrees celsius 2024 up 50.4% 1371st Land surface temperature - Cities and FUAs — Nighttime winter land -2.76 Degrees celsius 2024 up 28.6% 1041st Land surface temperature - Cities and FUAs — Nighttime yearly land 1.5 Degrees celsius 2024 up 406.5% 1347th Air pollution - Cities and FUAs — Population exposure to nitrogen 1.92 Microgrammes per cubic metre 2025 — 1278th Air pollution - Cities and FUAs — Population exposure to ozone 74.35 Microgrammes per cubic metre 2025 — 788th Air pollution - Cities and FUAs — Population exposure to PM10 261.57 Microgrammes per cubic metre 2025 — 3rd Air pollution - Cities and FUAs — Population exposure to PM2.5 58.5 Microgrammes per cubic metre 2025 — 121st