ICY SCIENCE MAGAZINE WINTER 2014 Vol 2 | Page 69

69 to its elevation, higher latitude and distance from the sea. Temperatures in the interior never really get above -20 °C. Winter: Coastal regions can range between -10 and -30 ° C, the sea around the continent freezes adding and increased land mass. The interior can fall below -60 °C, with the coldest temperature recorded at the Russian station Vostok in 1983 at -89.2 °C. Antarctica has just two seasons. Because the Earth in space is tilted which never changes, during the summer the Antarctic is bathed in sunlight, however in winter the reverse happens and it is in constant darkness. Did you know Antarctica is a desert? Aurora australis lights up the winter sky at the South Pole Station, Antarctica. Image Source: http://icestories.exploratorium.edu/dispatches/ Below: http://antarcticsun.usap.gov/features/contenthandler.cfm?id=2504 Despite its bright white appearance there is very little snowfall in Antarctica. What snow has fallen becomes layered and forms ice sheets. Snow mainly falls in the coastal regions with limited snow in the interior However in recent years snow fall has increased and this can be down to global warming of the planet. ICY SCIENCE | QTR 1 2014