Fig. 7.
Evolution of monthly ambient 24-h PM2.5 measured in Temuco and Padre Las Casas monitoring stations, from March 2013 to December 2018. Data obtained from http://sinca.mma.gob.cl.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.