Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Gungwa reArctic ndiro duku uye risina kudzika kupfuura mamwe makungwa makuru mashanu ari pasi pano. Sangano reInternational Hydrographic Organization (IHO) rinoziva kuti igungwa, kunyange zvazvo vamwe vanodzidza nezvemakungwa vachidana kuti Arctic Sea. Inorondedzerwa somuganhu wegungwa reAtlantic, uye inorangarirwawo sorutivi rwokuchamhembe zvikurusa rweGungwa reNyika rinofukidza zvose.  Mubvunzo: Ndiani anoziva gungwa reArctic segungwa?
Sangano reInternational Hydrographic Organization (IHO)