The Svalbard Global Seed Vault has been upgraded to protect against future climate change Svalbard Global Seed Vault

As Norwegian prime minister Erna Solberg looked on, conservationists from across the globe lugged precious cargo into the entrance of the Svalbard Global Seed Vault, which has now been upgraded to withstand more severe worst-case scenarios that may come with climate change.

Last week’s mass deposit of seeds from 36 banks around the world was the first since the tunnel behind the facade flooded in October 2016 due to heavy rainfall and melting permafrost. The seed vault was untouched, but the …