Another lie of Bill Gates fondation:
After 20 years most of the seeds lost their fecondity.
This vault is NOT destinated to keep the vegetal reign potential.
This vault is a data-bank for GMO makers, because they dont need the seeds to be alive to extract/play with the DNA, they just need a lot of different samples.
here is the real studies on seed viability
https://www.youtube.com/watch?v=yr5yzzaXnKw
http://data.kew.org/sid/viability/SeedViabilityEquationsFHDec04.pdf