History of Western Australia — The human history of Western Australia spans between the first inhabitants arriving on the northwest coast about 55,000 years ago to events in the twentieth century.Aboriginal settlement: For early human settlement in Australia see Prehistory of… … Wikipedia
Cyclone — This article is about the meteorological phenomenon. For other uses, see Cyclone (disambiguation). Polar low over the Barents Sea on February 27, 1987 In meteorology, a cyclone is an area of closed, circular fluid motion rotating in the same… … Wikipedia
SS Koombana — The SS Koombana was a coastal passenger and cargo steamship which sank at an unknown location north of Port Hedland, Western Australia during a cyclone on 20 March 1912 with the loss of approximately 138 lives, including 20 crew. Other than some… … Wikipedia
Low-pressure area — This depiction of the Hadley cell shows the process which sustains low pressure areas. Diverging winds aloft allow for lower pressure and convergence at the Earth s surface, which leads to upward motion. A low pressure area, or low , is a region… … Wikipedia