Cork is both recyclable and renewable, as it is the only tree that regenerates its bark, while harvesting that bark causes the tree no harm, cork is something of a dark horse when it comes to the environment. Unbeknown to many, Cork has been sneaking its way into our buildings for many years now; In the checkerboard flooring of the Library of Congress.
Even NASA has been wise to cork’s light-weight and insulation capacity, using it as an insulator for their space shuttles. Recently we have seen a growing curiosity over cork as an external cladding material for buildings. cork is extremely waterproof, resistant to abrasion, and acts as a fire retardant and an acoustic insulator. None of the harvested bark goes to waste in the process apart from the dust produced along the way.