Sumatra Trench Sumatra Trench The Sumatra Trench belongs to the Sunda Trench or Java Trench. The Sunda subduction zone (called also: the Sumatra-Andaman subduction zone) is located in the east part of Indian Ocean, and is about 300 km from the southwest coast of Sumatra and Java islands. It extends over 5000 km long, starting from Burma in the northwest and ending at Sumba Island in the southeast. The Java trench was generated by the oblique subduction of the Indo-Australian Plate into the Sunda plate at a rate of 61mm/y (in the south) and 51mm/y (in the north). The oceanic crust being
Chapada Diamantina Chapada Diamantina Chapada Diamantina (Portuguese for the "Diamond Plateau") is a region of Bahia state, in the Northeast of Brazil. This same chain receives other names, like Serra do Espinhaço, in Minas Gerais, and Borborema, in Pernambuco and Paraíba. The Chapada Diamantina is at the center of Bahia state, in the Northeast of Brazil. It is the northern zone of the Espinhaço Range, has approximately and encompasses 58 municipalities. Technically it is considered part of the caatinga biome, and is the highest area in this biome, almost all of it over of altitude. The vegetation, always conditioned by the physiographic