Latitude is an angle measured north or south from the equator. The greatest possible latitude is 90 degrees ... 90°N at the north pole, 90°S at the south <span>pole, and you can't get any farther from the equator than the poles. So from </span> <span>the latitudes on this list, 90°N and 90°S are the ones where glaciers are most </span> <span>likely.</span>