Although this is not directly related, I know that release of arctic floor hydrates has been discussed before on this list. This recent Nature report might assuage your anxiety. (At least in the short-term.)
https://www.nature.com/articles/ncomms15745 Summary: https://www.sciencedaily.com/releases/2017/08/170822100400.htm -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To unsubscribe from this group and stop receiving emails from it, send an email to geoengineering+unsubscr...@googlegroups.com. To post to this group, send email to geoengineering@googlegroups.com. Visit this group at https://groups.google.com/group/geoengineering. For more options, visit https://groups.google.com/d/optout.