• [2013-12-16] Arctic sea ice up from record low
  + http://neven1.typepad.com/blog/2013/12/cryosat-arctic-sea-ice-up-from-record-low.html + http://www.cbc.ca/news/technology/arctic-sea-ice-volume-up-50-1.2465952 + http://eyeonthearctic.rcinet.ca/arctic-sea-ice-volume-up-50/?lang=en + http://www.alaskadispatch.com/article/20131216/arctic-sea-ice-volume-50-percent-2012-record-low + https://www.alaskadispatch.com/article/20131216/after-record-lows-2012-arctic-sea-ice-volume-back-50-percent
  in Tietoukka Monitor > 2013 > 2013-51 with 2013 arctic_sea_ice ice_thickness ice_volume multiyear_ice october

multiyear_ice from all users