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.
Monthly values refer to the same database used for the analysis: the winter fires from 1991 to 2012 (light grey), the summer anthropogenic fires from 1991 to 2012 (grey) and the summer natural fires from 1981 to 2012 (dark grey).
