燃やす
agricultural
big
carbon
climate change
co2
damage
danger
dead
destruction
disaster
ecology
emergency
emission
environment
fire
flame
forest
ground fire
hazard
heat
high
infrared
land
man
measurement
nature
occupation
outdoors
pine
plant
pollution
prescribed burning
problem
protection
pyrometer
real people
smoke
stand
temperature
tree
trunk
uniform
wildfire