Rabu, 11 Mei 2011

Summary1_Siska Hardiana Safitri

Exploring South Pole

South Pole is the highest and windiest continent on Earth. It is also the coldest. Even in summer needing to wear a parka and thick gloves. In the early 1900s, several explorers tried to reach the South Pole. British explorer Ernest Shackleton turned back in 1909 after running out of food. Norwegian explorer Roald Amundson won the race to the South Pole in 1911. He beat British explorer Robert Scott by five weeks.

Antarctica is a large ice-covered continent that surrounds the South Pole. The Southern (Antarctic) Ocean surrounds this frozen land. Antarctica lies at the bottom of the southern half of the globe. Summer begins there in December and winter in June. In midsummer, the sun shines day and night. It never sets. In midwinter, the sun never rises above the horizon. It is dark day and night.

Antarctica is the coldest place on Earth. It is warmest along the coast, but you would still find it plenty cold. Summer temperatures along the coast reach the freezing point—32° Fahrenheit (0° Celsius). You don’t need ice for your lemonade. If you set it outside, it will freeze. In winter, temperatures inland fall as low as -110° Fahrenheit (-80° Celsius) in the winter.

A huge sheet of ice covers nearly all of Antarctica. At its deepest, the ice is nearly 3 miles (4.7 kilometers) thick. If Antarctica’s ice melted, the world’s oceans would rise by 200 feet (60 meters). Coastal cities around the world would be covered with water as high as a 20-story building.

Its ice cover makes Antarctica the highest of all the continents. Antarctica’s average elevation, or height, is more than 6,500 feet (2,000 meters) higher than any other continent on Earth.

Antarctica’s climate is too cold and windy for almost all life. The few plants and animals live near the coast. Penguins and seals spend most of their time in the ocean. The ocean around Antarctica is full of animals. Whales, fish, squids, and jellyfish swim in cold Antarctic waters. The larger animals feed on the smaller animals.

Exploring this continent exactly Antarctica is extremely dangerous. The human body is not built for such cold. At very low temperatures, frostbite can injure skin and other tissues. Even your breath freezes. Explorers must bring all their supplies. They won’t find any food in Antarctica. They must carry and build shelters from the cold. Without proper shelter, they will die.

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