Jonathan Nackstrand | Afp | Getty ImagesFinland is on the cusp of burying spent nuclear fuel in the world's first geological tomb, where it will be stored for 100,000 years. The pioneering project has been hailed as both a watershed moment for the long-term sustainability of nuclear energy and "a model for the entire world." Nuclear energy currently provides about 9% of the world's electricity, according to the World Nuclear Association. Finland is poised to bury spent nuclear fuel in the world's first geological tomb. KBS-3 is based on a multi-barrier principle, where several engineered barriers seek to ensure the long-term safety of the spent nuclear fuel.

---

Persons: Jonathan Nackstrand, Posiva, Gareth Law, University of Helsinki Tuohimaa, Tuohimaa, Kai Mykkänen Organizations: Afp, Getty, CNBC, videoconference, University of Helsinki, World Nuclear Association, Nordic, KBS, Swedish Nuclear, Waste Management Company, U.S Locations: ONKALO, Eurajoki, Finland, Finnish, Olkiluoto, Helsinki, Europe, Asia, Sweden