1. The Antarctic Continent
... Thirty million years age, Antarctica represented the central part of the new-dismembered supercortinent called Gondwanaland, whose constituent blocks slowly moved apart to form the southern continents. East Antarctica moved into its polar position about 80 million years ago, when it was still attached to Australia ... ; the two contents moved apart some 55 million years age. The validity of Gondwanaland theory is inferred by joining the edges of the countries like South America, ... the same time, on January 26,1820, a Russian sailor Bellingshausen who was commissioned by Tsar Alexande...
- Word Count: 7145
- Approx Pages: 29
- Has Bibliography
- Grade Level: High School