What is the population area of Australasia?

It should be Australia, with a total land area of 7,692,300 square kilometers, which is similar to that of the United States. According to the census data of 20 19, the national population is about 25.22 million, ranking 54th in the world.

I. Geography

Australia is located between the southern hemisphere and the eastern hemisphere, between the South Pacific and the Indian Ocean, and has islands such as the Australian mainland and Tasmania. Australia is surrounded by the sea, bordering New Zealand with tasman sea in the southeast, and facing East Timor, Indonesia and Papua New Guinea with Timor Sea and Torres Strait in the north.

Australia occupies most of the land in Oceania, with a total area of 7.692 million square kilometers. The area of desert and semi-desert is 3.4 million square kilometers, accounting for about 44% of the total area. Australia is surrounded by the sea, and its coastline is relatively straight, reaching 36,735 kilometers.

The average altitude in Australia is 300 meters. /kloc-less than 1% in mountainous areas above 0/000 meters, and 87% below 500 meters. It is the continent with the most gentle surface fluctuation. The west is a low plateau with an altitude of 200-500 meters, mostly desert and semi-desert; There are also some Hengduan mountains with an altitude of 1 0,000-1200m.

The central part is a plain, which is below 200 meters above sea level and is covered with vegetation, of which El Lake is the lowest point, and the elevation of the lake is 12 meters, and the great plain centered on it is great artesian basin.

The eastern part is a highland formed by ancient mountains-Great Watershed, most of which is 000m- 1 1,000 m above sea level. Mount Kosciuszko in the southeast is 2230 meters above sea level, which is the highest peak in Australia. The Great Barrier Reef on the northeast coast is the largest coral reef in the world.

Great basin is the largest artesian basin in the world, extending southward from the Gulf of Carpentaria to the upper reaches of the tributary of the Darling River.

The main rivers in Australia are inland rivers (2520km) and their tributaries, with strong seasonal water quantity and easy to be cut off in dry season.

Australia established the world's largest marine protected area in 20 12, 165438 10, protecting the marine environment of 6 waters and 2.3 million square kilometers in Australia.

Second, population.

At the end of March, 2002/kloc-0, there were 25,772100 people (in June, 2006, there were 9,799,252 men and 0,056,036 women; The ratio of male to female is 49.4% and 50.6% respectively.

Of the total population, Australia's indigenous population is 45503 1, accounting for 2.3% of the total population. In that year, more than 65,438+04.07 million people indicated on the census form that they were born in Australia, 856,939 in Britain and 389,463 in New Zealand. There are 244553 people who use Cantonese at home and 22060 1 people who use Mandarin. (Excluding the population of China who are used to using English, there are 465,000 people).

language

According to a survey conducted by the Australian government in 20 16, the most common languages used by people living in Australia at home are English (72.7%), Chinese (2.5%), and? Arabic (1.4%), Cantonese (1.2%), Vietnamese (1.2%) and Italian (1.2%).

English has been the most common language in Australia since the arrival of the first generation of British immigrants. The aborigines partially retain people who use their mother tongue. Many first-generation and second-generation immigrants usually speak two languages.

When European colonists first arrived in Australia, there were about 250 indigenous languages in Australia. Up to now, there are still 20 aboriginal languages of all ages, of which 1 10 is used by the elderly.

According to the survey in 2006, 52,000 Australian aborigines use indigenous languages at home, accounting for about 65,438+02% of the total indigenous population. There is English in Australia: Australian Sign Language, Romanized Aasland, which is the main language of 5,500 people with hearing impairment.