Green Key International is an eco-certificate for tourism facilities awarded to over 6000 establishments in 70+ countries. It aims to promote sustainable methods of operation and technology, raise awareness, and create behavioral changes in the hospitality and tourism industry. The program is managed by the Foundation for Environmental Education (FEE) and has national operators in 50+ countries. It is endorsed by the World Tourism Organization and recognized by GSTC. Green Key offers rigorous standards, is non-profit driven, and provides dialogue-based support with over 30 years of experience.