Percentage of all cork trees in the world that exist in Portugal. Besides the common usage to seal wine bottles, cork is used in building insulation, musical instruments, even spaceships.
Average life of a cork tree which can regrow its bark so it’s important for the cork harvesters to only remove the bark and not kill the tree. The art of harvesting cork has been passed down from generation to generation because it requires a special manner of cutting to make sure the actual tree is not harmed. But these workers are skilled in the craft and continue to use the same techniques of harvesting cork that have been used for centuries.
Harvesting cycle of a cork tree, to keep the tree healthy and growing.