燃やす
autumn
blaze
brush
burning
burnt
change
climate
co2
damage
danger
dead
destruction
disaster
dry
ecology
ecosystem
emergency
emissions
environment
experiment
fire
flame
fog
forest
green
ground
hazard
heat
hot
landscape
natural
nature
night
outdoor
outdoors
pine
plant
prescribed
problem
smoke
tree
trunk
wild
wilderness
wildfire
wood