Australia's Unique Nature and Environmental Challenges

I chose the topic Australia’s nature because of the high biodiversity and the beautiful nature. A lot of animals that lives in Australia is only native to Australia. I also chose the topic because of my love for science and the biology part of the ecosystems we see in Australia. It’s also important to look at the problems that threaten Australia’s environment. What is Australia’s nature? Climatic and geologic events helped australia to form its unique fauna. Australia was a part of Gondwana (The huge super-continent of the southern hemisphere) And about 50 million years ago australia became an island.