For over a decade, the Millenium Seed Bank Partnership has been working in collaboration with scientists from around the world to establish an insurance policy against the extinction of Earth's plant species. By 2020, the project hopes to have safely stored 25% of the world's plant diversity in massive, nuclear-bomb-proof underground seed vaults.

This beautiful short film takes you behind the scenes of the Millenium Seed Bank Partnership and the Kew Gardens (home to the world's largest living plant collection), along with many of the scientists working to preserve the global seed supply. [Spotted on Brain Pickings]