Natural cork materials have many interesting applications. The present book places emphasis on such topics as cork quality, crashworthiness of agglomerated cork, architectural applications, cork stoppers, production of hollow cork pieces, 3D print technology filaments based on cork waste, effects of extremely low and high temperatures, and the adaptation of cork oak forests to climate change. Keywords: Cork Oak, Agglomerated Cork, Architectural Applications of Cork, Natural Cork Stoppers, Hollow Pieces of Cork, Rotational Moulding of Cork, 3D Print Technology based on Cork Waste, 3D Print Technology based on Natural Biological Sources, Crashworthiness of Agglomerated Cork, Low and High Temperature Effects on Cork