agriculture
background
bark
blue
chop
circles
conservation
country
cut
damage
dead
deforestation
destroy
destruction
detail
devastation
down
ecology
energy
environment
fell
firewood
forest
green
harvest
industry
landscape
log
long
lumber
material
natural
nature
outdoor
paper
perspective
poplar
preservation
protect
resources
rings
save
scenery
sky
stump
timber
tree
trunk
vegetation
wood