This chapter examines ecological sustainability in outdoor recreation enterprises, focusing on environmental management practices, eco-labeling, and sustainability frameworks. Outdoor recreation, while promoting physical and mental well-being, poses environmental challenges such as biodiversity loss, resource depletion, and pollution. Key sustainability principles, including carrying capacity, ecosystem management, adaptive management, and environmental justice, are discussed to highlight their role in minimizing negative impacts. The chapter explores eco-labels and certification programs, such as the EU Eco-Management and Audit Scheme (EMAS), which provide guidelines for sustainable operations in recreation enterprises. It also analyzes the roles of stakeholders, including government bodies, local communities, businesses, and environmental organizations, emphasizing their collaboration in planning and implementing sustainability policies. Best practices from international examples demonstrate successful ecological management in campsites and recreation areas, showcasing initiatives like energy efficiency, water conservation, waste management, and sustainable transportation alternatives. The study finds that while the USA and Europe have well-established frameworks, Turkey lacks comprehensive policies and structured implementations in ecological environmental management for outdoor recreation. It suggests that adopting internationally recognized sustainability models could help Turkey develop a more balanced approach, ensuring long-term environmental, economic, and social benefits. By integrating sustainability principles, outdoor recreation enterprises can achieve a harmonious balance between ecological conservation and tourism growth, fostering a more responsible and resilient sector.