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The Malay Archipelago, also known as the South Sea Islands, is the largest group of islands in the world. It is located in the eastern hemisphere, near the equator, in the vast sea area between the Pacific Ocean and the Indian Ocean in southeastern Asia. The Malay Archipelago is located at the confluence of the Pacific Plate, the Indian Ocean Plate, and the Eurasian Plate.
The southwest is the South China-Southeast Asia Plate, which is part of the Eurasian Plate, the southwest is the Indian Ocean Plate, the southeast is the Australian Plate, the east is the Pacific Plate, the northeast is the Philippine Ocean Plate, the Philippine Ocean Plate moves westward, and the Philippine Ocean crust dies along the Ryukyu Trench and the Philippine Trench. The Malay Archipelago is a place where crustal movement is active and is the region with the most volcanic eruptions in the world. The terrain of the Malay Archipelago is mainly mountainous, and most of them are located in the middle of the islands.
The plains are relatively narrow and mainly located along the coast, and the climate of the Malay Archipelago is divided into two types. The Indonesian archipelago has a predominantly equatorial rainforest climate, with high temperatures and rainfall throughout the year, making it a typical tropical rainforest climate. The Philippine archipelago belongs to a typical oceanic tropical monsoon climate, hot and humid throughout the year, divided into two seasons a year, with the change of monsoon direction, the seasonal distribution and spatial distribution of rainfall change, in addition, the frequent occurrence of strong typhoons is one of the important characteristics of the climate of the Philippine Islands.
The other islands have a tropical rainforest climate and a tropical monsoon climate. Due to the constraints of topography and climate, the water system of the Malay Archipelago is short and turbulent, and the ground erosion rate of rivers is very high. The natural vegetation of the Malay Archipelago is divided into tropical rainforest and tropical monsoon forest; Soil is a tropical soil type adapted to its tropical rainforest and tropical monsoon forest; The fauna of the Malay Archipelago has become the boundary between the fauna of Asia and Australia.
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It is the collision junction of the Eurasian plate and the Indian Ocean plate.
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The Malay Archipelago is located at the junction of the Eurasian plate, the Indian Ocean plate and the Pacific plate.
The Malay Archipelago (English: Malay Archipelago), also known as the South Ocean Islands, is the largest archipelago in the world, in the eastern hemisphere, near the equator, located in the vast sea area between the Pacific Ocean and the Indian Ocean in southeast Asia, belonging to the tropical rainforest climate and tropical monsoon climate, it is located in the southeast of Asia between the Pacific Ocean and the Indian Ocean.
The Malay Archipelago is the main part of Southeast Asia, consisting of more than 20,000 islands such as Sumatra, Kalimantan, Java and the Philippine Islands, with an island area of more than 2.5 million square kilometers, accounting for about 20% of the world's island area, extending 6,100 kilometers along the equator, and the maximum width of the south circle to the north is 3,500 kilometers.
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The terrain of the Malay Archipelago is mainly mountainous, and most of them are located in the middle of the islands. The plains are relatively narrow and mainly distributed along the coast, with only the northern part of Java and the eastern part of Sumatra being larger. The Malay Archipelago is located in a place where the earth's crust is active, and it is often triggered by the fact that the three major plates (the Pacific plate, the Indian Ocean plate, and the Eurasian plate) are squeezing each other**.
While the earth's crust is uplifted to form mountains, hot underground magma also rises through cracks in the ground, erupting on the ground to form volcanoes. Indonesia and the Philippines are the countries with the highest number of volcanoes in Southeast Asia, and these volcanoes are mainly found on the Indonesian islands of Sumatra, Java, Nusa Tenggara and some islands in the Philippines. The islands are in an arc that stretches from east to west, so they are figuratively called the "corridor of lights", and they are the most volcanic and volcanic eruptions in the world, and the "most unstable" region in Southeast Asia.