kakadu yeh
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Kakadu is located at the top of the Northern Territory. In Australia it is the largest national park out of the two Territories. The World Heritage List first written in 1981, then later was re- written in 1987 and once more in 1992.
Between 9,000 to 7,000 years ago river valleys were flooded causing the sea level to rise. Over time these river valleys became muddy and huge mangrove swamps were formed covering much of the northern Kakadu. The sea level became stable and reached its current place about 6,000 years ago.
About 4,000 and 1,500 years ago the conditions of estuarine (salt water and fresh water combined) were beginning to become fresh water conditions. The waters kept becoming muddy and a levee was built to stop salt water coming in, and the fresh water began to take over areas of the mangrove swamps. This process formed the wetlands of Kakadu and still provides the aboriginals with turtles, file snakes, edible reeds and water lilies and a large number of water birds.
Aboriginal people have probably occupied the Kakadu area for at least 50,000 years...