Coastal Problems
To begin to get you to know what coastal problems are in Australia, it is coastal erosion. What is Coastal Erosion? It is when the ocean takes away things, for example, the waves hit the shore and take away a certain amount of sand or a rock, making the beach smaller or emptier. It is usually driven by waves and currents; however, coastal erosion is often associated with bad weather. Many beaches in Australia are vulnerable to coastal erosion. There is an event called " La NiƱa". They call it this because it is the weather pattern that affects Australia. This typically happens in the spring and summer months. They had done a study of four decades with satellite imagery. Dr Javier Leon is a lecturer in physical geography at the University of the Sunshine Coast. HE has estimated that in the past 3 years, the shoreline has retreated by 20 meters and sand dunes receded between 7cm and 10cm. Australia is developing and understanding Coastal erosion. They developed methods ...