Country Profile: Antarctica

Antarctica is the coldest, windiest, and driest continent on Earth, largely covered by an extensive ice sheet. It has no permanent inhabitants; instead, a fluctuating population of researchers, which can reach around 5,000 in the summer, occupies its research stations. The economy is primarily driven by scientific research, while governance is maintained through the Antarctic Treaty, which prohibits military activities and mandates peaceful use of the continent. Environmental challenges include ice loss and the size of the ozone hole, underscoring the need for continued international cooperation.

Geography

Antarctica is located mostly south of the Antarctic Circle, with an area of about 14.2 million square kilometers, making it the fifth-largest continent. The continent features extreme climatic conditions, characterized by severe cold, persistent winds, and a landscape dominated by ice. The region's terrain includes an ice sheet covering roughly 99% of its land area, with the highest point being Vinson Massif at 4,892 meters.

14.2 million sq km total area
17,968 km of coastline
285,000 sq km ice-free land
Average elevation: 2,300 m
Colder interior with temperatures significantly lower than coastal areas

People and Society

Antarctica has no permanent residents, but its population serves the scientific research conducted at various stations. The number of researchers can fluctuate dramatically, peaking at approximately 5,000 during the summer months and dropping to around 1,100 in winter. As of 2024, there are numerous research stations operated by 30 countries, with the U.S. hosting the largest number of personnel.

4,713 maximum summer capacity (2024)
1,056 maximum winter capacity (2024)
56 countries signed the Antarctic Treaty

Environment

Antarctica faces significant environmental challenges, including substantial ice loss and an extensive ozone hole. Its unique climate and geography contribute to its status as the coldest, windiest, and driest continent on Earth. Environmental protections are in place through agreements that regulate human activities, helping to preserve its fragile ecosystem.

15,000 metric tonnes of CO2 emissions (2023)
0% agricultural land usage (2018 est.)
Significant ice loss attributed to climate change impacts

Government

The governance of Antarctica is dictated by the Antarctic Treaty established in 1959, which ensures that the continent is utilized for peaceful and scientific endeavors only. Decisions regarding governance are made through consensus among the member nations, and there are currently 58 member nations. The Treaty prohibits military activities and allows for the inspection of research stations.

58 member nations as of December 2024
Annual meetings to make governance decisions
The Antarctic Conservation Act protects wildlife and restricts non-native species

Military and Security

The Antarctic Treaty prohibits any military measures on the continent, disallowing the establishment of military bases or testing of weapons. However, military personnel may be used for peaceful scientific research, reinforcing the commitment to collaboration and non-militarization.

Energy

Antarctica's energy consumption is minimal given the absence of a permanent civilian population. The primary energy sources include refined petroleum, with a consumption rate of about 79 barrels per day in 2023.

79 bbl/day refined petroleum consumption (2023)
2,000 metric tons of coal imported (2023)

Transportation

Transportation in Antarctica is primarily dependent on air and sea access, with 31 airports and 8 ports established for research and logistical support. The unique geographical challenges necessitate specific operational protocols for all vehicles and personnel, ensuring compliance with international agreements.

31 airports (2025)
8 ports total (including 1 small and 7 very small) (2024)

Communications

Antarctica maintains a high level of connectivity, as evidenced by the fact that 100% of its population had internet access in 2021. The internet country code for Antarctica is .aq, reflecting its unique status.

100% internet access (2021 est.)
Internet country code: .aq

Key Metrics

Metric	Value	Note
Population	5,000 (summer)	Fluctuates seasonally
Area	14.2 million sq km	Fifth-largest continent
Elevation (highest point)	4,892 m	Vinson Massif
CO2 Emissions	15,000 metric tonnes	Total emissions (2023 est.)
Refined Petroleum Consumption	79 bbl/day	Consumption (2023 est.)
Coal Imports	2,000 metric tons	Imported (2023 est.)
Research Stations	30 operating countries	Research presence
Member Nations	58	Total member nations as of 2024
Ports	8	Total ports (2024)
Agricultural Land	0%	Land usage (2018 est.)