background
biomass
birch
chop
chopped
countryside
deforestation
detail
drying
ecology
energy
environment
fire
fire wood
fireplace
firewood
freshly
fuel
hardwood
harvested
heap
heat
log
logging
material
natural
nature
pattern
pelister
piece
pile
piled
renewable
resource
rural
section
split
splited
stack
stacked
stock
timber
tree
trunk
wall
wood
wooden
woodpile