Australia is an island continent which is geographically isolated from the rest of the world. This has resulted in the evolution of many unique plants and animals and the development of a very fragile ecosystem. This ecosystem has been influenced by human immigration for many thousands of years. The original immigrants were the Aborigines who are thought to have migrated to Australia from Asia between 50 and 100 thousand years ago. These primitive people learned to live …showed first 75 words of 1164 total…

…showed last 75 words of 1164 total…would have on the environment. Even if they had, conquering the land was necessary for their survival. In many areas the environmental degradation may have past the point where it can be restored and is now beyond repair. However, with greater understanding and knowledge of the Australian ecosystem it is hoped that further degradation can be stopped or even reversed. What is needed now is the commitment of people and resources to make it happen.