英文關鍵字
adult
banner
bark
biomass
bionomics
birch
branch
broken
clearing
conservation
construction
cut
cutting
damage
deforestation
destruction
disaster
ecology
exploitation
felled
flora
forest
forestry
habitat
hardwood
harvest
industry
landscape
log
logging
logs
lumber
material
nature
park
pile
pine
plant
reserve
resource
stack
stacks
sticks
stumps
texture
timber
trees
wood
wooden
woodpile