1. A region of the Earth characterized by extremely cold temperatures, extensive ice coverage, and polar or subpolar climate conditions, typically found near the North and South Poles
The Arctic and Antarctic are the two main glacial zones on Earth.
O Ártico e a Antártida são as duas principais zonas glaciais da Terra.
2. A geographical area on high mountains where permanent ice and snow exist due to altitude and cold temperatures
Mount Everest has a large glacial zone near its summit.
O Monte Evereste tem uma grande zona glacial perto de seu cume.