{"entity":{"iso2":null,"iso3":null,"name":"Kiel","slug":"kiel"},"indicator":{"licence":"OECD Terms and Conditions (attribution required)","slug":"air-pollution-cities-and-fuas-population-exposure-to-nitrogen-dioxide","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 nitrogen dioxide","unit":"Microgrammes per cubic metre"},"observations":[{"date":"2021-01-01","value":50.6956},{"date":"2022-01-01","value":49.764},{"date":"2023-01-01","value":0.283705},{"date":"2024-01-01","value":42.7051},{"date":"2025-01-01","value":37.7466}],"summary":{"latest_period":"2025-01-01","latest_value":37.7466,"max":50.6956,"mean":36.239,"min":0.283705,"of":1324,"rank":526,"trend":"volatile"}}