This is news from late May, 2017 (current as I write) regarding permafrost melt at the Svalbard Global Seed Vault. According to the BBC, the seeds were not affected, but water intruded into the access tunnel. Drainage ditches and other modifications are being implemented.
The link returns a page of search results to news reports:
https://www.google.com/search?num=100&newwindow=1&safe=off&biw=1024&bih=500&tbm=nws&q=svalbard+seed+vault+flooding+news&oq=svalbard+seed+vault+flooding+news&gs_l=serp.3...8885.11088.0.14180.9.7.0.0.0.0.900.2037.2-1j6-2.3.0....0...1.1.64.serp..7.0.0.n1RKEDTDVec