qualR - An R package to download São Paulo and Rio de Janeiro air pollution data

A package to download information from CETESB QUALAR <https://cetesb.sp.gov.br/ar/qualar/> and MonitorAr <http://jeap.rio.rj.gov.br/je-metinfosmac/institucional/index.html> systems. It contains function to download different parameters, a set of criteria pollutants and the most frequent meteorological parameters used in air quality data analysis and air quality model evaluation.