Geographical location of China, Sanya and Australia.

Sanya is located at the southernmost tip of Hainan Island, from north latitude1809' 34 "to east longitude1837' 27" to east longitude10856' 30 ". Lingshui County in the east, Baoting County in the north, Biledong County in the west and Nanhai in the south.

zone

Sanya has mountains to the north and the sea to the south. The terrain gradually slopes from north to south, forming a long and narrow polygon. China's coastline is 258.65 kilometers long, with large and small harbors 19. The main ports are Sanya Port, Yulin Port, Nanshan Port, Tielu Port and Liudao Port. The main bays are Sanya Bay, Haitang Bay, Yalong Bay, Yazhou Bay, Dadong Bay and Moon Bay. There are 40 large and small islands and the main island 10.

Sanya has 2 million square kilometers of South China Sea, 209 kilometers of coastline and 5,000 kilometers of sea area under its jurisdiction? The land area is 19 19.6km?

Sanya is surrounded by mountains on three sides, with Baopoling in the north, Dahualing, Hubaoling and Gaoling (Gouling) at an altitude of 393 meters in the east, and Nanbianling in the south, forming a surrounding trend, with undulating mountains and distinct levels; At the same time, the extension of the mountains divides the urban area into several spaces surrounded by green mountains, providing different spatial landscape environments for different areas of the city. Sanya faces the South China Sea, and there are many bays, each with its own beautiful scenery. Dadonghai, Xiaodonghai and Sanya Bay, which are located in urban areas, have the closest relationship with citizens' lives.

Sanya city center is located in a beautiful natural environment, with mountains, seas and rivers. Urban construction pays attention to the harmonious relationship between the city and the natural landscape environment and ecological environment. The ingenious combination of "mountain, sea, river and city" constitutes the unique environmental characteristics of Sanya city center.

climate

Analysis of Climate Background in Sanya

Sanya is located in the low latitude and belongs to the tropical maritime monsoon climate zone, with an annual average temperature of 25.7℃, and the highest temperature in June, with an average temperature of 28.7℃. ; The monthly minimum temperature is 65438+ 10, with an average of 2 1.4℃, and the annual sunshine hours are 2534 hours. The annual average precipitation is 1347.5MM, which is known as "natural greenhouse".

hydrology

The average annual rainfall depth of surface water resources in Sanya is 604 mm, the radial discharge coefficient is 0.43, the annual total runoff11500,000 cubic meters, the radial depth is 604 mm, the radial discharge coefficient is 0.43, and the annual total runoff1/500,000 cubic meters is in a wet year (p =/kloc-0. Rainwater storage area 1905 km2, and average rainfall for many years 14 17mm.

The annual runoff of Baoting County into Tengqiao Town is 457.6 million cubic meters of normal water and 228.8 million cubic meters of dry water. The annual runoff of Ledong County and Baoting County flowing into Yacheng Town is 1.67 1 100 million cubic meters in normal years and 79.4 million cubic meters in dry years.

The precipitation in the west is less than that in the east, and the runoff distribution decreases from the mainland to the coast.

Commonwealth of Australia (English: The Commonwealth of Australia), referred to as Australia. Its territory covers an area of 7,686,850 square kilometers and is surrounded by the sea. It is the only country in the world whose territory covers the whole continent. Australia has many unique animals, plants and natural landscapes, and is a multicultural immigrant country.

The word Australia, originally meaning "the continent of the south", comes from Latin? Terraaustralis has changed. When Europeans discovered this continent in the17th century, they mistakenly thought it was a land that went straight to the South Pole, so they named it "Australia".

Australia is a highly developed capitalist country with Canberra as its capital. As the most economically developed country in the southern hemisphere, the world's largest economy 12, the fourth largest exporter of agricultural products, and also the largest exporter of various minerals in the world, it is called "the country by car". At the same time, Australia is also the country with the largest number of sheep and the largest export volume of wool in the world, also known as "the country riding on the back of sheep". Australia's population is highly urbanized, and nearly half of its citizens live in Sydney and Melbourne. Many cities in this country are rated as one of the most livable places in the world. It is also a sports power, hosting many global sports events all the year round. Australia actively participates in international affairs, is a founding member of APEC, and is also a member of the United Nations, the G20, the Commonwealth, the Pacific Security Treaty, the Organization for Economic Cooperation and Development and the Pacific Islands Forum.