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Antarctica

Antarctica

Quick Antarctic Statistics

Area:
1.4 times bigger than the USA, 58 times bigger than the UK
13,829,430 km2
5,339,543 miles2
Ice-free area
(0.32% of total)
44,890 km2
17,330 miles2
Largest Ice Shelves Ross ice shelf:
(about the size of France)
510,680
km2
197,974 miles2
  Ronne-Filchner ice shelf:
(about the size of Spain)
439,920 km2
169,850 miles2
Mountains Transantarctic Mountain chain:
3,300 km
2,050 miles
  Highest 3 mountains:
Mt. Vinson - 4,892 m / 16,050 ft

(sometimes called "Vinson Massif")
Mt. Tyree - 4,852 m / 15,918 ft
Mt. Shinn - 4,661 m / 15,292 ft
Ice

Antarctica has 70% of all the world's freshwater frozen as ice - and 90% of all the world's ice.

 

 

 

 

Thickness
Mean
1,829 m / 6,000 ft
Mean thickness East Antarctica:
2,226 m / 7,300 ft
Mean thickness West Antarctica:
1,306 m / 4,285 ft

Maximum ice thickness:
4,776 m / 15,670ft

Lowest point - Bentley subglacial trench,depth below sea-level
2,496 m / 8,188 ft

M km3 - Million cubic kilometres Volume
Total:
25.4 M km3 / 6.09 M miles3
Grounded ice sheets
24.7 M km3 / 5.93 M miles3
Ice shelves:
0.7 M km3 / 0.17 M miles3
Peninsula ice:
0.1 M km3 / 0.024 M miles3
Population About 4,000 on scientific bases in the short summer 1,000 total in winter, around 30,000summer tourists - and this place is 1.4 x bigger than the USA! There are NO permanent residents and NEVER has been a native population.
Discovery and Exploration Antarctica was imagined by the ancient Greeks, but not even seen until 1820.

The first time anyone set foot on Antarctica was in 1821.

The first year-round occupation -overwintering - was in 1898.

 

Climate

The temperature falls as you leave the coast as the continent slopes upwards and temperature falls as you go higher.

Temperature:
Lowest recoded on earth - Vostok station -89.2°C / -128.6
°F
Average summer temperature at South Pole -27.5°C / -17.5°F
Average winter temperature at South Pole -60°C / -76°F

Wind:
Mawson station in Antarctica is the windiest place on earth.
Average wind speed:
37 kmh / 23 mph
Maximum recorded gust:
248.4 kmh / 154 mph

Landforms Antarctica has many landforms - it's a continent! But for the benefit of your geography teacher, here's a few main ones:
glacier

desert
mountain
plain
plateau
valley

 

 

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