Thirty five-years of daily sea ice data at both poles. ftp://osisaf.met.no/prod_test/ice/index/v2p1/sh/osisaf_sh_sie_daily.txt ftp://osisaf.met.no/prod_test/ice/index/v2p1/nh/osisaf_nh_sie_daily.txt According to Nobel Laureate Al Gore, the Arctic has been ice-free for almost ten years. Gore: Polar ice cap may disappear by summer 2014