According to WHO (World Health Organization) Buenos Aires is among the capitals of South America with the best quality of air. Out of the results the WHO did, BA seems to be the number three South American capital in the list. Only Montevideo (Uruguay) and San Jose (Costa Rica) have cleaner air.Buenos Aires is listed before México City (Mexico), Santiago (Chile) , Lima (Peru) , Bogota (Colombia) , Quito (Ecuador) and Sao Paulo (Brazil).
The WHO has a database with all information about the air quality in 1,600 cities worldwide. (more…)