{"entity":{"iso2":null,"iso3":null,"name":"Niagara Falls","slug":"niagara-falls"},"indicator":{"licence":"OECD Terms and Conditions (attribution required)","slug":"air-pollution-cities-and-fuas-population-exposure-to-ozone","source":"Organisation for Economic Co-operation and Development","source_url":"https://data-explorer.oecd.org/vis?df[ds]=dsDisseminateFinalDMZ&df[id]=DSD_FUA_ENV@DF_POLLUTION","title":"Air pollution - Cities and FUAs \u2014 Population exposure to ozone","unit":"Microgrammes per cubic metre"},"observations":[{"date":"2021-01-01","value":50.7855},{"date":"2022-01-01","value":49.4533},{"date":"2023-01-01","value":0.199526},{"date":"2024-01-01","value":51.759},{"date":"2025-01-01","value":53.7109}],"summary":{"latest_period":"2025-01-01","latest_value":53.7109,"max":53.7109,"mean":41.1816,"min":0.199526,"of":1324,"rank":1099,"trend":"rising"}}