Sport in Australia governance models similar to that of other Australian sporting organisations with a federated model of governance. Changes were made the organisation ended up with an executive board with a president, two vice presidents, a secretary general and a 14-member executive board which had 10 elected members, 4 IOC members and 2 members of the Athlete's Commission. Australia has hosted the Olympics twice, in 1956 in Melbourne and in 2000 in Sydney. These were the first Games hosted in the southern hemisphere. Australia has been influential in the Olympic movement, with four Australian representatives who are members of the International Olympic
Southern Hemisphere plane, summer is from December to March and winter is from June to September. September 22 or 23 is the vernal equinox and March 20 or 21 is the autumnal equinox. The South Pole is in the center of the southern hemispherical region. Southern Hemisphere climates tend to be slightly milder than those at similar latitudes in the Northern Hemisphere, except in the Antarctic which is colder than the Arctic. This is because the Southern Hemisphere has significantly more ocean and much less land; water heats up and cools down more slowly than land. The differences are also attributed to