Usually, at this time of year, the temperature ranges from -58F to -76F.
The southern polar vortex consists of solid winds and low-pressure systems circulating 10 to 30 miles above the surface.
Essentially, it exists to keep cold air trapped over Antarctica.
Photo: Rodrigoanfor viaWikimedia Commons(CC BY-SA 3.0)
The surges occurred frequently, one after the other, resulting in nearly continuous warming.
This phenomenon is so rare that it only occurs once every 20 years.
However, in comparison, the current heatwave has lasted longer and spread further.
Photo: GRID-Arendal viaFlickr(CC BY-NC-SA 2.0)
Researchers continuously raise concern over the rapidglacier meltingin Antarctica and Greenland.
Scientists worry that the continent could experience more frequent heat waves as summer approaches in Antarctica.
Climate Report Reveals That Were Destined for a Hotter Planet
Photo: Pedro Szekely viaFlickr(CC BY-SA 2.0)
Photo: NASA viaRawpixel(Public Domain)
