As a back-up in the event of doomsday scenarios such as war, seeds of crops and wild plants are being stored in bomb-proof, flood-proof, radiation-proof vaults. The goal is to store at least 75% of threatened plant species by 2020.Home ›Multimedia ›World in picture ›Test Tube Trees: An Insurance Policy Against Extinctionaaa Test Tube Trees: An Insurance Policy Against Extinction About Islam05 November, 2018