Indicadores Medioambientales Climate impact meters Annual mean levels of fine particulate matter PM10 in cities (population weighted) Unidades: Microgramos/metro cúbico ,2022,2021,2020,2019,2018,2017,2016,2015,2014,2013,2012,2011,2010,2009,2008,2007,2006,2005,2004,23,2,20,38,20,29,20,92,20,79,23,24,21,35,23,86,21,7,20,79,25,26,25,63,25,08,28,31,30,28,36,15,37,2,36,92,36,68, Notas: Fuente: