Queensland is often nicknamed the Sunshine State, since it enjoys warm weather and a sizable portion of the state is in the tropics. The capital and largest city is Brisbane. It is the second largest state by area and the third largest state by population. On Friday, December 9, 2005 the population of Queensland officially reached 4 million. Queensland is the fastest growing state in Australia, with nine hundred people moving to the state a week. Predictions have been made that by 2051 Queensland will become Australia's 2nd most populous state of 7.5 million behind New South Wales.