agriculture
background
bark
blue
brown
chop
circle
closeup
concentric
construction
cut
deforestation
ecology
felling
firewood
forest
forestry
fuelwood
heat
house
industry
log
logging
logs
lumber
many
material
natural
nature
oak
pattern
pellet
pile
pine
resource
ring
section
sliced
stack
stacked
stock
stump
summer
sun
texture
timber
tree
trunk
wood
wooden