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Siak River
The Siak (Sungai Siak) is a river of Riau province, in the east of Sumatra, Indonesia, about 1000 km northwest of the capital Jakarta. Approximately 370 kilometres in length, the Siak is a blackwater river which owes its brown color to dissolved organic matter (DOM) leached from surrounding, heavily disturbed peat soils; it is heavily polluted, notably by the petroleum industry. It flows through the town of Pekanbaru before emptying into the Strait of Malacca. Geography The river flows in the central area of Sumatra with predominantly tropical rainforest climate (designated as ''Af'' in the Köppen-Geiger climate classification). The annual average temperature in the area is 23 °C. The warmest month is October, when the average temperature is around 25 °C, and the coldest is January, at 22 °C. The average annual rainfall is 2673 mm. The wettest month is November, with an average of 418 mm rainfall, and the driest is January, with 106 mm rai ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Siak Sri Indrapura
Siak Sri Indrapura ( Jawi: سياق سري ايندراڤورا ) is a town in Riau province of Indonesia and it is the capital (seat) of Siak Regency. It was the capital of the Sultanate of Siak Sri Indrapura. Climate Siak Sri Indrapura has a tropical rainforest climate A tropical rainforest climate or equatorial climate is a tropical climate sub-type usually found within 10 to 15 degrees latitude of the equator. There are some other areas at higher latitudes, such as the coast of southeast Florida, United States ... (Af) with heavy rainfall year-round. References Populated places in Riau Regency seats of Riau {{Riau-geo-stub Siak basin ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Malacca Strait
The Strait of Malacca is a narrow stretch of water, long and from wide, between the Malay Peninsula to the northeast and the Indonesian island of Sumatra to the southwest, connecting the Andaman Sea (Indian Ocean) and the South China Sea (Pacific Ocean). As the main shipping channel between the Indian and Pacific oceans, it is one of the most important shipping lanes in the world. Etymology The name "Malacca" is traditionally associated with the Malacca tree ('' Phyllanthus emblica''), also known as the Indian gooseberry tree, and is believed to derive from the local Malay word "Melaka". According to historical traditions, Parameswara, a Sumatran prince and the founder of the Malacca Sultanate, selected the site for his new kingdom where the city of Malacca now stands. It is said that he named the location "Melaka" after the Malacca tree under which he had rested. Over time, the name "Malacca" came to refer not only to the city but also to the strategically significant ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Indonesia
Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania, between the Indian Ocean, Indian and Pacific Ocean, Pacific oceans. Comprising over List of islands of Indonesia, 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guinea, Indonesia is the world's largest archipelagic state and the List of countries and dependencies by area, 14th-largest country by area, at . With over 280 million people, Indonesia is the world's List of countries and dependencies by population, fourth-most-populous country and the most populous Islam by country, Muslim-majority country. Java, the world's List of islands by population, most populous island, is home to more than half of the country's population. Indonesia operates as a Presidential system, presidential republic with an elected People's Consultative Assembly, legislature and consists of Provinces of Indonesia, 38 provinces, nine of which have Autonomous administrative divisi ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Riau
Riau (Jawi script, Jawi: ) is a Provinces of Indonesia, province of Indonesia. It is located on the central eastern coast of the island of Sumatra, and extends from the eastern slopes of the Barisan Mountains to the Malacca Strait, including several large islands situated within the Strait. The province shares land borders with North Sumatra to the northwest, West Sumatra to the west, and Jambi to the south, and a maritime border with the Riau Islands and the country of Malaysia to the east. It is the second-largest province in the island of Sumatra after South Sumatra, and is slightly larger than the nation of Jordan. The total land area is 93,356.32 km² (about the same area as Hungary or the State of Maine), and the population was 5,538,367 at the 2010 Census and 6,394,087 at the 2020 Indonesian census, 2020 census;Badan Pusat Statistik, Jakarta, 2021. the official estimate of population as of mid-2024 was 7,007,353.Badan Pusat Statistik, Jakarta, 28 February 2025, ''Pro ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Sumatra
Sumatra () is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the list of islands by area, sixth-largest island in the world at 482,286.55 km2 (182,812 mi.2), including adjacent islands such as the Simeulue Island, Simeulue, Nias Island, Nias, Mentawai Islands, Mentawai, Enggano Island, Enggano, Riau Islands, Bangka Belitung and Krakatoa archipelago. Sumatra is an elongated landmass spanning a diagonal northwest–southeast axis. The Indian Ocean borders the northwest, west, and southwest coasts of Sumatra, with the island chain of Simeulue, Nias, Mentawai Islands, Mentawai, and Enggano off the western coast. In the northeast, the narrow Strait of Malacca separates the island from the Malay Peninsula, which is an extension of the Eurasian continent. In the southeast, the narrow Sunda Strait, containing the Krakatoa archipelago, separates Sumatra from Java. The northern tip of Sumatra is near ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Jakarta
Jakarta (; , Betawi language, Betawi: ''Jakartè''), officially the Special Capital Region of Jakarta (; ''DKI Jakarta'') and formerly known as Batavia, Dutch East Indies, Batavia until 1949, is the capital and largest city of Indonesia and an autonomous region at the provincial level. Lying on the northwest coast of Java, the world's List of islands by population, most populous island, Jakarta is the List of cities in ASEAN by population, largest metropole in Southeast Asia and serves as the diplomatic capital of ASEAN. The Special Region has a status equivalent to that of a Provinces of Indonesia, province and is bordered by two other provinces: West Java to the south and east; and Banten to the west. Its coastline faces the Java Sea to the north, and it shares a maritime border with Lampung to the west. Jakarta metropolitan area, Jakarta's metropolitan area is List of ASEAN country subdivisions by GDP, ASEAN's second largest economy after Singapore. In 2023, the city's Gros ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Blackwater River
A blackwater river is a type of River#Classification, river with a slow-moving channel flowing through forested swamps or wetlands. Most major blackwater rivers are in the Amazon Basin and the Southern United States. The term is used in fluvial studies, geology, geography, ecology, and biology. Not all dark rivers are blackwater in that technical sense. Some rivers in temperate regions, which drain or flow through areas of dark black loam, are simply black due to the color of the soil; these rivers are ''black mud rivers''. There are also black mud Estuary, estuaries. Blackwater rivers are lower in nutrients than Whitewater river (river type), whitewater rivers and have Ionic strength, ionic concentrations higher than rainwater. The unique conditions lead to flora and fauna that differ from both whitewater and Clearwater river (river type), clearwater rivers. The classification of Amazonian rivers into black, clear, and whitewater was first proposed by Alfred Russel Wallace in ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Pekanbaru
Pekanbaru is the capital city of the Indonesian province of Riau, and a major economic center on the eastern side of Sumatra, Sumatra Island with its name derived from the Malay language, Malay (Indonesian language, Indonesian) word for 'new market' ('pekan' is market and 'baru' is new). It has an area of , with a population of 897,767 at the 2010 Census, and 983,356 at the 2020 Census;Badan Pusat Statistik, Jakarta, 2021. the official estimate as at mid 2024 was 1,167,599 (comprising 586,917 males and 580,682 females).Badan Pusat Statistik, Jakarta, 28 February 2025, ''Kota Pekanbaru Dalam Angka 2025'' (Katalog-BPS 1102001.1471) It is located on the banks of the Siak River, which flows into the Strait of Malacca, Pekanbaru has direct access to the busy strait and has long been known as a trading port. A settlement has existed on the site since the 17th century. In the late 19th century, the city was developed to serve the coffee and coal industries, and the Netherlands, Dutch bu ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Strait Of Malacca
The Strait of Malacca is a narrow stretch of water, long and from wide, between the Malay Peninsula to the northeast and the Indonesian island of Sumatra to the southwest, connecting the Andaman Sea (Indian Ocean) and the South China Sea (Pacific Ocean). As the main shipping channel between the Indian and Pacific oceans, it is one of the most important shipping lanes in the world. Etymology The name "Malacca" is traditionally associated with the Malacca tree ('' Phyllanthus emblica''), also known as the Indian gooseberry tree, and is believed to derive from the local Malay word "Melaka". According to historical traditions, Parameswara, a Sumatran prince and the founder of the Malacca Sultanate, selected the site for his new kingdom where the city of Malacca now stands. It is said that he named the location "Melaka" after the Malacca tree under which he had rested. Over time, the name "Malacca" came to refer not only to the city but also to the strategically significant ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Tropical Rainforest Climate
A tropical rainforest climate or equatorial climate is a tropical climate sub-type usually found within 10 to 15 degrees latitude of the equator. There are some other areas at higher latitudes, such as the coast of southeast Florida, United States, and Okinawa, Japan that fall into the tropical rainforest climate category. They experience high mean annual temperatures, small temperature ranges, and rain that falls throughout the year. Regions with this climate are typically designated ''Af'' by the Köppen climate classification. A tropical rainforest climate is typically hot, very humid, and wet with no dry season. Description Tropical rainforests have a type of tropical climate (with an average temperature of at least in their coldest month) in which there is no dry season—all months have an average precipitation value of at least . There are no distinct wet or dry seasons as rainfall is high throughout the months. One day in a tropical rainforest climate can be very simil ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
List Of Drainage Basins Of Indonesia
This is a list of river catchment areas, also known as drainage basins, in Indonesia. Based on the National River Basin Classification map, Indonesia has a total of 42,210 river basins organized as a basis for determining watershed management policies. The policy decisions are based on various criteria such as land conditions (critical land, land cover, erosion), water quality, water quantity, water continuity, socio-economic factors, investment in soil and water conservation structures, as well as spatial utilization. In the National Medium-Term Development Plan (RPJMN) for the period 2015–2019, there were 15 priority river basins (indicated in yellow) out of 108 designated priority river basins in the Integrated River Basin Management Plan (RPDAST) according to Decree No. 328/Menhut-II/2009. Additionally, there are 9 river basins categorized as disaster-prone areas. Going forward, all the 108 designated priority river basins in the RPDAST will be given priority, particularly f ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
