title: Dayax gacmeedyada NASA ayaa shaaca ka qaaday in barafkii ugu cuslaa caalamka uu dhalaalayo 80 sano ka hor waqtigii loo qorsheeyay sababtoo ah heerkulka oo aad u sarreeya
abstract: Sawirro laga soo qaaday NASA Earth Observatory ayaa muujinaya barafka Taku ee Alaska oo dhalaalaya markii ugu horeysay muddo 70 sano ah. Khubarada ayaa ku eedeynaya heerkulka sare ee rikoodhka ah ee Alaska ay soo martay.