Asia and Oceania: relief, hydrography, climate
Asia Important Information
EXTENSION 44’541.138 K2
POPULATION 4,601,371,266
POPULATION DENSITY 98,03 per km2
NUMBER OF COUNTRIES 47
LANGUAGES 25
HIGHEST PEAK / MOUNTAIN Everest (8.850 above sea level , in the Himalayas)
LONGEST RIVER Yangtze (6.300 km flows in western China sea)
MORE EXTENSIVE LAKE Caspian Sea( 371.000km2 saltwater) and Baykal Lake
(31.500 km2 freshwater)
By size and population, Asia is the largest continent in the world. With 44.5 million
km2, including its adjacent islands, covers 8.7% of the land area of the
land and almost 30% of the emerged lands. Six out of ten inhabitants of the earth
they live in Asia. The largest country in Asia and the world is Russia, with
17 million km2. The smallest country is the Maldives islands.
Relief the Asia
Asia can be divided into five main physical regions: mountain systems, plateaus, plains, steppes and deserts; fresh water is also important ecosystems and saltwater ecosystems.
The three main mountain systems are: Himalayas, Tien Shan and Urals.
Oceania Important Information
Oceania is the smallest continent on earth and is mainly made up of thousands
of islands in the central and southern areas of the eastern Pacific. The biggest island
It is Australia (7'700,000 km2), followed by other main islands, as well as New
Guinea, New Zealand and the coral and volcanic archipelagos of Malanesia, Micronesia and Polynesia. The smallest island / country is Nauru with 21 km2
Oceania: Three Island Groups
Continental Islands
The continental islands were once attached to
continents before changes in sea level and tectonics
the activity isolated them. Tectonic activity separated them.
High Islands
Also called volcanic islands, they were
created like the Galapagos Islands due to eruptions
that formed layers of earth over millions of years.
Low Islands
Low islands are also called coral islands. They are made of the skeletons and living bodies of small marine animals
called corals.
