Chitin and Chitosan: Discoveries and Applications for Sustainability provides the most comprehensive knowledge on these organic biopolymers which come from the cellular makeup of crustaceans, mollusks and arthropods. This book synthesizes historical information, fundamental properties, industrial applications, and recent discoveries and uses. Written by an international expert on chitin and chitosan sources and uses, the book discusses landmark discoveries and early uses in the research and applications of chitin and chitosan. It then explores the international use of chitin and chitosan as organic solutions across various disciplines such as aquaculture, agriculture, food and beverage industries, cosmetics and medicine. Finally, the book assesses their environmental applications for sustainable solutions, such as wastewater treatments and future chitin and chitosan usage as an organic solution for a more sustainable, green, healthy planet.