pile of cut tree logs wood texture background. tree trunks. firewood stack for the background

abstract alder background balk bark beam beech biomass brown chopped construction crude deforestation detail energy environment fir fire firewood forest forestry fuel hardwood harvesting industry log logging logs lumber lumbering material natural nature pattern pile pine product production raw renewable round spruce stack stacked stacking storage stump texture timber tree trunk trunks winter wood wooden woodpile