I'm not certain, but they're probably stored in that facility in northern Norway, Svalbard: https://en.wikipedia.org/wiki/Svalbard_Global_Seed_Vault https://en.

I'm not certain, but they're probably stored in that facility in northern Norway, Svalbard: https://en.wikipedia.org/wiki/Svalbard_Global_Seed_Vault https://en.wikipedia.org/wiki/Svalbard_Global_Seed_Vault