Figure 1. . . . Australia with latitude lines, divided into north, central, and south regions according to latitude and ultraviolet (UV) exposure. Although Western Australia extends to the tropics, >90% of the state’s population lives below latitude 30°S (7). ACT, Australian Capital Territory; NSW, New South Wales; NT, Northern Territory; QLD, Queensland; SA, South Australia; TAS, Tasmania; VIC, Victoria; WA, Western Australia. Black, south region; dark gray, central region; light gray, north region.