climate of the Arctic
...that the first major effort to study the climate of the Arctic was undertaken during the First International Polar Year in 1882-83?
...that the first major effort to study the <b id="mwEno"><a href="./Climate_of_the_Arctic" id="mwEns" rel="mw:WikiLink" title="Climate of the Arctic">climate of the Arctic</a></b> was undertaken during the First <a href="./International_Polar_Year" id="mwEnw" rel="mw:WikiLink" title="International Polar Year">International Polar Year</a> in 1882-83?