Central and East Geography
Central Kalimantan is one of the four provinces in Kalimantan known also as Indonesian Borneo. The capital of the province is Palangkaraya Central Kalimantan is the 3rd largest Indonesian province by area with a size of 153,800 km2, about 1.5 times the size of the island of Java. It is bordered by West and East Kalimantan provinces to the north, by the Java Sea to the south, by South and East Kalimantan provinces to the east, and by West Kalimantan province to west.The Schwaner Mountains stretch from the north-east of the province to the south-west, 80% of which is covered in dense forest, peatland swamps, mangroves, rivers, and traditional agriculture land. Highland areas in the north-east are remote and not easily accessible. Non-volcanic mounts are scattered in this area including Kengkabang, Samiajang, Liang Pahang and Ulu Gedang.The centre of the province is covered with tropical forest, which produces rattan, resin and valuable timber such as Ulin and Meranti. The southern lowlands are dominated by peatland swamps that intersect with many rivers. Sebangau is a protected peatland area internationally acknowledged as sanctuary for the endangered Orangutan.
East Kalimantan is the second largest Indonesian province covering an area of about 245,237.80 km2. The resource-rich province has two major cities, Samarinda (the capital and a center for timber product) and Balikpapan (a petroleum center with oil refinery). Ever since Indonesia opened its mineral and natural resources for foreign investment in 1970s, East Kalimantan province has experienced major boost of timber, petroleum and other exotic forest products. The state-owned petroleum company Pertamina has been operating in the area since it took control oil refinery from the Royal Dutch Shell.