Seoul International Eco Film Festival (SIEFF) is the first and biggest film festival in Korea focusing on environmental issues. Established in 2004 by Korea Green Foundation, SIEFF is a festival that seeks to share the hope for a better world where all the lives can live in harmony with environment and nature. Through cinema, the festival hopes to promote ideas of environmental protection and life respect to encourage public awareness and action for positive changes. SIEFF is an annual event with one international and one domestic competition among other non-competitive sections, and its 22nd edition will be held from 5~15 June 2025. SIEFF welcomes all to join the festival where the concerns and visions about the future of our environment can be found and shared.

Festival Dates: June 5–15, 2025

Location: Seoul Art Center, South Korea

Special Highlights: Outdoor screenings, eco-workshops, and youth filmmaker competitions.