In recent years, the global forest fire has been increasing due to
global warming and other reasons, becoming a natural disaster
with a wide occurrence area, great harm, strong timeliness and extremely
difficult of dealing with. According to incomplete statistics,
there are about 220,000 fires in the world each year, and the burnt
forest area is over 6.4 million hectares, accounting approximately 0.18%
of the total area of the earth's forests.
On May 6, 1987, a devastating Forest Fire happened in Great Khingan
in northeast China region. The fire area reached 1.2427 million hectares
and the burned area reached 1.0436 million hectares, burning 850000 steres
of timber in lumber yard. There were 213 deaths and 226 injuries.
On July 28, 2002, a huge fire broke out in the forest region
of the Great Khingan in Inner Mongolia.
On August 23 and 24, 2007, there were 170 fires in Greece, covering more than
half of Greece. The ruins of Olympia, the temple of Apollo and
other cultural relics are seriously threatened.