History of Antarctica - Wikipedia
The history of Antarctica emerges from early Western theories of a vast continent, known as Terra Australis, believed to exist in the far south of the globe. The term Antarctic, referring to the opposite of the Arctic Circle, was coined by Marinus of Tyre in the 2nd century AD.
Antarctica | History, Map, Climate, & Facts | Britannica
3 天之前 · The familiar map boundaries of the continent known as Antarctica, defined as the South Polar landmass and all its nonfloating grounded ice, are subject to change with current and future climate change. The continent was ice-free during most of its lengthy geologic history, and there is no reason to believe it will not become so again.
Antarctica - Exploration, Wildlife, Ice | Britannica
2025年1月16日 · During the first two decades of the 20th century, commonly called the “heroic era” of Antarctic exploration, great advances were made in not only geographic but also scientific knowledge of the continent. At the turn of the century, expeditions scrambled to …
Antarctica - Wikipedia
Antarctica (/ æ n ˈ t ɑːr k t ɪ k ə / ... Throughout its history, Antarctica has seen a wide variety of plant life. In the Cretaceous, it was dominated by a fern-conifer ecosystem, which changed into a temperate rainforest by the end of that period. During the colder Neogene ...
Geography and history of the exploration of Antarctica | Britannica
Antarctica, Fifth largest continent on Earth. Antarctica lies concentrically around the South Pole, its landmass almost wholly covered by a vast ice sheet averaging 6,500 ft (2,000 m) thick.
200 years of exploring Antarctica – the world’s coldest, most ...
2020年1月24日 · Two centuries after it was first sighted by Russian explorers, Antarctica is a key site for studying the future of Earth’s climate – and for global scientific cooperation.
The history of Antarctic exploration includes national and international politics, social change, scientific and technological advances, economics and even the exploration of the Arctic - factors that can be traced through the images of each era.
History of Antarctic explorers | Royal Museums Greenwich
Follow the timeline of discovering Antarctica and the 'race' to the South Pole, from first sighting through to Scott, Amundsen, Shackleton and more. To find out more about the past, present and future of polar exploration, visit the Polar Worlds and Poles Apart galleries for free at the National Maritime Museum.
A concise history of Antarctic exploration - Australian Geographic
2020年7月23日 · With the presence of Antarctica firmly established, the stage was set for the Heroic Age of Antarctic exploration from the late 19th century to 1917. During this time, some 17 major expeditions were launched.
Secrets of the Ice - Australian Antarctic Program
Drilling has begun in Australia’s quest for the oldest, continuous ice core record of Earth’s climate, dating back more than one million years. Australian Antarctic Program scientists are on location at ‘Dome C North’ – a mound of ice in East Antarctica that ice-flow modelling and radar data shows may contain ice up to two million years old.