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Jamuna River (Bangladesh)

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120-576: The Jamuna River ( Bengali : যমুনা , romanized :  yamunā Jomuna ) is one of the three main rivers of Bangladesh . It is the lower stream of the Brahmaputra River , which originates in Tibet as Yarlung Tsangpo , before flowing through India and then southwest into Bangladesh. The Jamuna flows south and joins the Padma River ( Pôdda ), near Goalundo Ghat , before meeting

240-500: A bid to lessen this burden on young learners, efforts have been made by educational institutions in the two main Bengali-speaking regions (West Bengal and Bangladesh) to address the opaque nature of many consonant clusters, and as a result, modern Bengali textbooks are beginning to contain more and more "transparent" graphical forms of consonant clusters, in which the constituent consonants of a cluster are readily apparent from

360-581: A deep gorge (the " Yarlung Tsangpo Grand Canyon ") across the eastern extremity of the Himalayas with canyon walls that extend upward for 5,000 m (16,000 ft) and more on each side. During that stretch, the river crosses the China-India line of actual control to enter northern Arunachal Pradesh, where it is known as the Dihang (or Siang) River, and turns more southerly. The Yarlung Tsangpo leaves

480-596: A different word from a speaker of Standard Bengali in Bangladesh, even though both words are of native Bengali descent. For example, the word salt is লবণ lôbôṇ in the east which corresponds to নুন nun in the west. Bengali exhibits diglossia , though some scholars have proposed triglossia or even n-glossia or heteroglossia between the written and spoken forms of the language. Two styles of writing have emerged, involving somewhat different vocabularies and syntax : Linguist Prabhat Ranjan Sarkar categorises

600-480: A diphthong. The total number of diphthongs is not established, with bounds at 17 and 31. An incomplete chart is given by Sarkar (1985) of the following: In standard Bengali, stress is predominantly initial. Bengali words are virtually all trochaic ; the primary stress falls on the initial syllable of the word, while secondary stress often falls on all odd-numbered syllables thereafter, giving strings such as in সহযোগিতা shô -hô- jo -gi- ta "cooperation", where

720-407: A diversion of the channel into the existing floodplain channel. The Brahmaputra channel is governed by the peak and low flow periods during which its bed undergoes tremendous modification. The Brahmaputra's bank line migration is inconsistent with time. The Brahmaputra river bed has widened significantly since 1916 and appears to be shifting more towards the south than towards the north. Together with

840-568: A ferry service between Sirajganj and Jagannathganj in Mymensingh. The other ferry service between Nagarbari in Pabna and Aricha in Dhaka is run by the C & B Department. 23°49′N 89°45′E  /  23.817°N 89.750°E  / 23.817; 89.750 Bengali language Bengali , also known by its endonym Bangla ( বাংলা , Bāṅlā , [ˈbaŋla] ),

960-692: A large scale and were communally limited. Owing to Bengal's geographic location, Bengali areas bordering non-Bengali regions have been influenced by each other. Small numbers of people in Midnapore , which borders Odisha , have used the Odia script to write in Bengali. In the border areas between West Bengal and Bihar , some Bengali communities historically wrote Bengali in Devanagari , Kaithi and Tirhuta . In Sylhet and Bankura , modified versions of

1080-682: A majority in Bangladesh speaks dialects notably different from SCB. Some dialects, particularly those of the Chittagong region, bear only a superficial resemblance to SCB. The dialect in the Chittagong region is least widely understood by the general body of Bengalis. The majority of Bengalis are able to communicate in more than one variety – often, speakers are fluent in Cholitobhasha (SCB) and one or more regional dialects. Even in SCB,

1200-882: A part in the adoption of the English alphabet to write Bengali, with certain social media influencers publishing entire novels in Roman Bengali. Brahmaputra River The Brahmaputra is a trans-boundary river which flows through Southwestern China , Northeastern India , and Bangladesh . It is known as Brahmaputra or Luit in Assamese , Yarlung Tsangpo in Tibetan , the Siang/Dihang River in Arunachali , and Jamuna River in Bengali . By itself, it

1320-576: A rounded total of 280 million) worldwide. The Bengali language is native to the region of Bengal , which comprises the present-day nation of Bangladesh and the Indian state of West Bengal . Besides the native region it is also spoken by the Bengalis living in Tripura , southern Assam and the Bengali population in the Indian union territory of Andaman and Nicobar Islands . Bengali is also spoken in

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1440-408: A special diacritic, called the hôsôntô (্) , may be added below the basic consonant grapheme (as in ম্ [m] ). This diacritic, however, is not common and is chiefly employed as a guide to pronunciation. The abugida nature of Bengali consonant graphemes is not consistent, however. Often, syllable-final consonant graphemes, though not marked by a hôsôntô , may carry no inherent vowel sound (as in

1560-830: A spill channel of the Ganges, the Atrai, the Jamuna or Jamuneswari (not the main Jamuna through which the Brahmaputra now flows), and the Karatoya, but instead of falling into the Ganges, it falls into the main Jamuna , a few kilometres above its confluence with the Padma at Goalundo. Below the Teesta, the Brahmaputra splits into two distributary branches. The western branch, which contains

1680-581: A state language of the then Dominion of Pakistan . On 21 February 1952, five students and political activists were killed during protests near the campus of the University of Dhaka ; they were the first ever martyrs to die for their right to speak their mother tongue. In 1956, Bengali was made a state language of Pakistan. 21 February has since been observed as Language Movement Day in Bangladesh and has also been commemorated as International Mother Language Day by UNESCO every year since 2000. In 2010,

1800-463: A vowel in isolation from any preceding or following consonant, the independent form of the vowel is used. For example, in মই [moj] "ladder" and in ইলিশ [iliʃ] "Hilsa fish", the independent form of the vowel ই is used (cf. the dependent form ি) . A vowel at the beginning of a word is always realised using its independent form. In addition to the inherent-vowel-suppressing hôsôntô , three more diacritics are commonly used in Bengali. These are

1920-500: Is Bangladesh's national march, written by The National Poet Kazi Nazrul Islam in Bengali in 1928. It was adopted as the national marching song by the Bangladeshi government in 1972. Additionally, the first two verses of Vande Mataram , a patriotic song written in Bengali by Bankim Chandra Chatterjee , was adopted as the "national song" of India in both the colonial period and later in 1950 in independent India. Furthermore, it

2040-547: Is a classical Indo-Aryan language from the Indo-European language family native to the Bengal region of South Asia. With over 237 million native speakers and another 41 million as second language speakers as of 2024, Bengali is the fifth most spoken native language and the seventh most spoken language by the total number of speakers in the world. It is the fifth most spoken Indo-European language . Bengali

2160-468: Is a cursive script with eleven graphemes or signs denoting nine vowels and two diphthongs , and thirty-nine graphemes representing consonants and other modifiers. There are no distinct upper and lower case letter forms. The letters run from left to right and spaces are used to separate orthographic words . Bengali script has a distinctive horizontal line running along the tops of the graphemes that links them together called মাত্রা matra . Since

2280-631: Is a classic example of a braided river and is highly susceptible to channel migration and avulsion . It is also one of the few rivers in the world that exhibits a tidal bore . It is navigable for most of its length. The Brahmaputra drains the Himalayas east of the Indo-Nepal border, south-central portion of the Tibetan plateau above the Ganga basin, south-eastern portion of Tibet, the Patkai hills,

2400-621: Is a natural phenomenon which is ecologically important because it helps maintain the lowland grasslands and associated wildlife. Periodic floods also deposit fresh alluvium, replenishing the fertile soil of the Brahmaputra River Valley. Thus flooding, agriculture, and agricultural practices are closely connected. The effects of flooding can be devastating and cause significant damage to crops and houses, serious bank erosive with consequent loss of homesteads, school and land, and loss of many lives, livestock, and fisheries. During

2520-404: Is a very wide river. During the rains it stretches about 8–13 km (5–8 mi) from bank to bank. Even during the dry season when the waters subside, the breadth is seldom less than 3–5 km (2–3 mi). The Jamuna was a barrier in establishing a direct road link between the capital Dhaka and northern part of Bangladesh, better known as Rajshahi Division, until 1996. This was mitigated by

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2640-671: Is also called Tsangpo-Brahmaputra and red river of India (when referring to the whole river including the stretch within the Tibet Autonomous Region ). In its Tibetan and Indian names, the river is unusually masculine in gender. The upper reaches of the Brahmaputra River, known as the Yarlung Tsangpo from the Tibetan language, originates on the Angsi Glacier , near Mount Kailash, located on

2760-400: Is an abugida , a script with letters for consonants, with diacritics for vowels, and in which an inherent vowel (অ ô ) is assumed for consonants if no vowel is marked. The Bengali alphabet is used throughout Bangladesh and eastern India (Assam, West Bengal, Tripura). The Bengali alphabet is believed to have evolved from a modified Brahmic script around 1000 CE (or 10th–11th century). It

2880-707: Is believed by many that the national anthem of Sri Lanka ( Sri Lanka Matha ) was inspired by a Bengali poem written by Rabindranath Tagore , while some even believe the anthem was originally written in Bengali and then translated into Sinhala . After the contribution made by the Bangladesh UN Peacekeeping Force in the Sierra Leone Civil War under the United Nations Mission in Sierra Leone ,

3000-442: Is called Brahmaputra and Doima (mother of water) and Burlung-Buthur by native Bodo tribals, it then enters the state of Assam , and becomes very wide—as wide as 20 km (12 mi) in parts of Assam. The reason for such an unusual course and drastic change is that the river is antecedent to the Himalayas, meaning that it had existed before them and has entrenched itself since they started rising. The Dihang, winding out of

3120-721: Is considered a separate language, although it shares similarities to Northern Bengali dialects. During the standardisation of Bengali in the 19th century and early 20th century, the cultural centre of Bengal was in Kolkata , a city founded by the British. What is accepted as the standard form today in both West Bengal and Bangladesh is based on the West-Central dialect of Nadia and Kushtia District . There are cases where speakers of Standard Bengali in West Bengal will use

3240-535: Is crucial in planning upstream engineering to prevent flooding on the bridge. China had built the Zangmu Dam in the upper course of the Brahmaputra River in the Tibet region and it was operationalised on 13 October 2015. The main tributaries from the mouth: tributary tributary (km) (km ) (m /s) ( Sunkosh ) ( Bhareli ) ( Siyom ) (Matsang Tsangpo) Period: 1971–2000 The Kachari group called

3360-404: Is known as Apabhraṃśa , by the end of the first millennium. The Bengali language evolved as a distinct language over the course of time. Though some archaeologists claim that some 10th-century texts were in Bengali, it is not certain whether they represent a differentiated language or whether they represent a stage when Eastern Indo-Aryan languages were differentiating. The local Apabhraṃśa of

3480-657: Is often called the Tsangpo-Brahmaputra river. The lower reaches are sacred to Hindus . While most rivers on the Indian subcontinent have female names, this river has a rare male name. Brahmaputra means "son of Brahma " in Sanskrit . It is known by various names in different regional languages: Brôhmôputrô in Assamese ; Tibetan : ཡར་ཀླུངས་གཙང་པོ་ , Wylie : yar klung gtsang po Yarlung Tsangpo ; simplified Chinese : 布拉马普特拉河 ; traditional Chinese : 布拉馬普特拉河 ; pinyin : Bùlāmǎpǔtèlā Hé . It

3600-490: Is set out below in the International Phonetic Alphabet (upper grapheme in each box) and romanisation (lower grapheme). Bengali is known for its wide variety of diphthongs , combinations of vowels occurring within the same syllable . Two of these, /oi̯/ and /ou̯/ , are the only ones with representation in script, as ঐ and ঔ respectively. /e̯ i̯ o̯ u̯/ may all form the glide part of

3720-570: Is shown as flowing through North Bengal in several branches — Punarbhaba, Atrai, Karatoya, etc. All these streams combined lower down with the Mahananda river , now the westernmost river in North Bengal, and taking the name of Hoorsagar finally discharged into the Ganges at Jafarganj, near modern Goalundo. The Hoorsagar river is still in existence, being the combined outfall of the Baral ,

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3840-520: Is significantly influenced by the melting of snow in the upper part of its catchment area. This increase in river flow, caused by the substantial retreat of snow, leads to a higher downstream discharge. Such a rise in discharge often results in severe catastrophic issues, including flooding and erosion. The Brahmaputra River is characterized by its significant rates of sediment discharge, the large and variable flows, along with its rapid channel aggradations and accelerated rates of basin denudation. Over time,

3960-555: Is the official , national , and most widely spoken language of Bangladesh , with 98% of Bangladeshis using Bengali as their first language. It is the second-most widely spoken language in India . It is the official language of the Indian states of West Bengal and Tripura and the Barak Valley region of the state of Assam . It is also the second official language of the Indian state of Jharkhand since September 2011. It

4080-795: Is the 9th largest river in the world by discharge, and the 15th longest . It originates in the Manasarovar Lake region, near Mount Kailash , on the northern side of the Himalayas in Burang County of Tibet where it is known as the Yarlung Tsangpo River . The Brahmaputra flows along southern Tibet to break through the Himalayas in great gorges (including the Yarlung Tsangpo Grand Canyon ) and into Arunachal Pradesh. It enters India near

4200-508: Is the most widely spoken language in the Andaman and Nicobar Islands in the Bay of Bengal , and is spoken by significant populations in other states including Bihar , Arunachal Pradesh , Delhi , Chhattisgarh , Meghalaya , Mizoram , Nagaland , Odisha and Uttarakhand . Bengali is also spoken by the Bengali diasporas ( Bangladeshi diaspora and Indian Bengalis) across Europe, North America,

4320-509: The Aesop's Fables in Bengali was printed using Roman letters based on English phonology by the Scottish linguist John Gilchrist . Consecutive attempts to establish a Roman Bengali have continued across every century since these times, and have been supported by the likes of Suniti Kumar Chatterji , Muhammad Qudrat-i-Khuda , and Muhammad Enamul Haq . The Digital Revolution has also played

4440-675: The Arabic , Persian , and Turkic languages . The arrival of merchants and traders from the Middle East and Turkestan into the Buddhist -ruling Pala Empire , from as early as the 7th century, gave birth to Islamic influence in the region. In the 13th century, subsequent Arab Muslim and Turco-Persian expeditions to Bengal heavily influenced the local vernacular by settling among the native population. Bengali absorbed Arabic and Persian influences in its vocabulary and dialect, including

4560-474: The Constitution of Bangladesh states Bengali to be the sole official language of Bangladesh. The Bengali Language Implementation Act, 1987 , made it mandatory to use Bengali in all records and correspondences, laws, proceedings of court and other legal actions in all courts, government or semi-government offices, and autonomous institutions in Bangladesh. It is also the de facto national language of

4680-671: The Holocene . One idea about the most recent avulsion is that the change in the course of the main waters of the Brahmaputra took place suddenly in 1787, the year of the heavy flooding of the river Tista. In the middle of the 18th century, at least three fair-sized streams flowed between the Rajshahi and Dhaka Divisions, viz., the Daokoba, a branch of the Tista, the Monash or Konai, and

4800-519: The Jamalpur and Mymensingh districts. In an 8.8 magnitude earthquake on 2 April 1762 , however, the main channel of the Brahmaputra at Bhahadurabad point was switched southwards and opened as Jamuna due to the result of tectonic uplift of the Madhupur tract . Rising temperatures significantly contribute to snow melting in the upper Brahmaputra catchment. The discharge of the Brahmaputra River

4920-579: The Kaithi script had some historical prominence, mainly among Muslim communities. The variant in Sylhet was identical to the Baitali Kaithi script of Hindustani with the exception of Sylhet Nagri possessing matra . Sylhet Nagri was standardised for printing in c.  1869 . Up until the 19th century, numerous variations of the Arabic script had been used across Bengal from Chittagong in

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5040-628: The Meghna River near Chandpur . It then flows into the Bay of Bengal as the Meghna River. The Brahmaputra-Jamuna is a classic example of a braided river and is highly susceptible to channel migration and avulsion . It is characterised by a network of interlacing channels with numerous sandbars enclosed between them. The sandbars, known in Bengali as chars , do not occupy a permanent position. The river deposits them in one year, very often to be destroyed later, and redeposits them in

5160-524: The Nadia region . Bengali shows a high degree of diglossia , with the literary and standard form differing greatly from the colloquial speech of the regions that identify with the language. Modern Bengali vocabulary is based on words inherited from Magadhi Prakrit and Pali, along with tatsamas and reborrowings from Sanskrit and borrowings from Persian , Arabic , Austroasiatic languages and other languages with which it has historically been in contact. In

5280-607: The University of Karachi (established by East Pakistani politicians before Independence of Bangladesh ) also offers regular programs of studies at the Bachelors and at the Masters levels for Bengali Literature. The national anthems of both Bangladesh ( Amar Sonar Bangla ) and India ( Jana Gana Mana ) were written in Bengali by the Bengali Nobel laureate Rabindranath Tagore . Notuner Gaan known as " Chol Chol Chol"

5400-499: The boldface represents primary and secondary stress. Native Bengali words do not allow initial consonant clusters ; the maximum syllabic structure is CVC (i.e., one vowel flanked by a consonant on each side). Many speakers of Bengali restrict their phonology to this pattern, even when using Sanskrit or English borrowings, such as গেরাম geram (CV.CVC) for গ্রাম gram (CCVC) "village" or ইস্কুল iskul (VC.CVC) for স্কুল skul (CCVC) "school". The Bengali-Assamese script

5520-557: The phonology of Eastern Bengali is seen through the lack of nasalised vowels and an alveolar articulation of what are categorised as the "cerebral" consonants (as opposed to the postalveolar articulation of western Bengal). Some varieties of Bengali, particularly Sylheti , Chittagonian and Chakma , have contrastive tone ; differences in the pitch of the speaker's voice can distinguish words. Kharia Thar and Mal Paharia are closely related to Western Bengali dialects, but are typically classified as separate languages. Similarly, Hajong

5640-623: The 16th century, Portuguese missionaries began a tradition of using the Roman alphabet to transcribe the Bengali language. Though the Portuguese standard did not receive much growth, a few Roman Bengali works relating to Christianity and Bengali grammar were printed as far as Lisbon in 1743. The Portuguese were followed by the English and French respectively, whose works were mostly related to Bengali grammar and transliteration. The first version of

5760-445: The 1998 flood, over 70% of the land area of Bangladesh was inundated, affecting 31 million people and 1 million homesteads. In the 1998 flood which had an unusually long duration from July to September, claimed 918 human lives and was responsible for damaging 1,600 km (990 mi) of roads and 6,000 km (3,700 mi) embankments, and affecting 6,000 km (2,300 sq mi) of standing crops. The 2004 floods, over 25% of

5880-487: The 19th and 20th centuries, there were two standard forms of written Bengali: In 1948, the government of Pakistan tried to impose Urdu as the sole state language in Pakistan, giving rise to the Bengali language movement . This was a popular ethnolinguistic movement in the former East Bengal (today Bangladesh ), which arose as a result of the strong linguistic consciousness of the Bengalis and their desire to promote and protect spoken and written Bengali's recognition as

6000-421: The 6th century, which competed with the ancestor of Bengali for some time. The ancestor of Bengali was the language of the Pala Empire and the Sena dynasty . During the medieval period, Middle Bengali was characterised by the elision of the word-final অ ô and the spread of compound verbs, which originated from the Sanskrit Schwa . Slowly, the word-final ô disappeared from many words influenced by

6120-409: The Bay of Bengal through the Meghna estuary and lesser channels flowing through the delta. The growth of the Ganga-Brahmaputra Delta is dominated by tidal processes. The Ganga Delta , fed by the waters of numerous rivers, including the Ganga and Brahmaputra, is 105,000 km (41,000 sq mi), one of the largest river deltas in the world. The Ganges – Brahmaputra – Meghna system has

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6240-401: The Bay of Bengal. This final part of the river is called Meghna. The Brahmaputra enters the plains of Bangladesh after turning south around the Garo Hills below Dhuburi, India. After flowing past Chilmari, Bangladesh, it is joined on its right bank by the Tista River and then follows a 240 km (150 mi) course due south as the Jamuna River. (South of Gaibanda, the Old Brahmaputra leaves

6360-401: The Bengali equivalent of a full stop – have been adopted from Western scripts and their usage is similar. Unlike in Western scripts (Latin, Cyrillic, etc.) where the letter forms stand on an invisible baseline, the Bengali letter-forms instead hang from a visible horizontal left-to-right headstroke called মাত্রা matra . The presence and absence of this matra can be important. For example,

6480-426: The Bengali script is an abugida, its consonant graphemes usually do not represent phonetic segments , but carry an "inherent" vowel and thus are syllabic in nature. The inherent vowel is usually a back vowel , either [ɔ] as in মত [m ɔ t] "opinion" or [o] , as in মন [m o n] "mind", with variants like the more open [ɒ] . To emphatically represent a consonant sound without any inherent vowel attached to it,

6600-493: The Brahmaputra at Bhahadurabad point was switched southwards and opened as Jamuna due to the result of caused tectonic uplift of the Madhupur tract. The earthquake caused both uplift and subsidence that resulted in change in course of the Brahmaputra River to from east of Dhaka (Old Brahmaputra River) to 150 kilometres (93 mi) to the west via the Jamuna River . The old course can be seen on https://ars.els-cdn.com/content/image/1-s2.0-S0169555X21001045-ga1_lrg.jpg . The Jamuna

6720-404: The Brahmaputra at Pandu was 72,726 m /s (2,568,300 cu ft/s) August 1962 while the lowest was 1,757 m /s (62,000 cu ft/s) in February 1968. The increased rates of snow and glacial melt are likely to increase summer flows in some river systems for a few decades, followed by a reduction in flow as the glaciers disappear and snowfall diminishes. This is particularly true for

6840-480: The Brahmaputra is an important river for irrigation and transportation in the region. The average depth of the river is 30 m (100 ft) and its maximum depth is 135 m (440 ft) (at Sadiya ). The river is prone to catastrophic flooding in the spring when the Himalayan snow melts. The average discharge of the Brahmaputra is about ~22,000 m /s (780,000 cu ft/s), and floods reach about 103,000 m /s (3,600,000 cu ft/s). It

6960-430: The Himalayas to the south and the Kailas Range to the north. In Tibet, the Tsangpo receives a number of tributaries. The most important left-bank tributaries are the Raka Zangbo (Raka Tsangpo), which joins the river west of Xigazê (Shigatse), and the Lhasa (Kyi), which flows past the Tibetan capital of Lhasa and joins the Tsangpo at Qüxü . The Nyang River joins the Tsangpo from the north at Zela (Tsela Dzong). On

7080-413: The Jamuna and the Padma rivers is unusually unstable and has been shown to have migrated southeast by over fourteen kilometres between 1972 and 2014. In Bangladesh, the Brahmaputra is joined by the Teesta River (or Tista ), one of its largest tributaries. James Rennell made a survey between 1764 and 1777 and his maps are one of the earliest authentic maps of Bengal in existence. In these maps, Teesta

7200-520: The Middle East and other regions. Bengali was accorded the status of a classical language by the government of India on 3 October 2024. It is the second most spoken and fourth fastest growing language in India , following Hindi in the first place, Kashmiri in the second place, and Meitei ( Manipuri ), along with Gujarati , in the third place, according to the 2011 census of India . Bengali has developed over more than 1,400 years. Bengali literature , with its millennium-old literary history,

7320-406: The Salangi. The Lahajang and the Elengjany were also important rivers. In Renault's time, the Brahmaputra as a first step towards securing a more direct course to the sea by leaving the Mahdupur Jungle to the east began to send a considerable volume of water down the Jinai or Jabuna from Jamalpur into the Monash and Salangi. These rivers gradually coalesced and kept shifting to the west till they met

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7440-485: The adjacent floodplain. Lastly, flood basins are often formed between the levees of adjacent rivers. During the monsoon season (June–October), floods are a very common occurrence. Deforestation in the Brahmaputra watershed has resulted in increased siltation levels, flash floods, and soil erosion in critical downstream habitat, such as the Kaziranga National Park in middle Assam. Occasionally, massive flooding causes huge losses to crops, life, and property. Periodic flooding

7560-411: The ancient pilgrimage centre of Hajo , the Brahmaputra cuts through the rocks of the Shillong Plateau , and is at its narrowest at 1 km (1,100 yd) bank-to-bank. The terrain of this area made it logistically ideal for the Battle of Saraighat , the military confrontation between the Mughal Empire and the Ahom Kingdom in March 1671. The first combined railroad/roadway bridge across the Brahmaputra

7680-536: The basis of modern standard colloquial Bengali. In the dialects prevalent in much of eastern and south-eastern Bangladesh ( Barisal , Chittagong , Dhaka and Sylhet Divisions of Bangladesh), many of the stops and affricates heard in West Bengal and western Bangladesh are pronounced as fricatives . Western alveolo-palatal affricates চ [ tɕɔ ] , ছ [ tɕʰɔ ] , জ [ dʑɔ ] correspond to eastern চ [tsɔ] , ছ [tsʰɔ~sɔ] , জ [dzɔ~zɔ] . The influence of Tibeto-Burman languages on

7800-445: The capital of Bangladesh, and joins the Meghna River above Munshiganj. The Jamuna joins with the Ganga north of Goalundo Ghat, below which, as the Padma, their combined waters flow to the southeast for a distance of about 120 km (75 mi). After several smaller channels branch off to feed the Ganga-Brahmaputra delta to the south, the main body of the Padma reaches its confluence with the Meghna River near Chandpur and then enters

7920-457: The completion of the Jamuna Multi-purpose Bridge . The Jamuna is also a very important waterway . It is navigable all year round by large cargo and passenger steamers. Before the Partition of Bengal in 1947, passenger steamers used to ply up to Dibrugarh in the state of Assam in the Indian Union . At present two steamer ferry services link the district of Pabna with the districts of Mymensingh, Tangail and Dhaka. The Bangladesh Railway maintains

8040-469: The consonant which comes first is put on top of or to the left of the one that immediately follows. In these ligatures, the shapes of the constituent consonant signs are often contracted and sometimes even distorted beyond recognition. In the Bengali writing system, there are nearly 285 such ligatures denoting consonant clusters. Although there exist a few visual formulas to construct some of these ligatures, many of them have to be learned by rote. Recently, in

8160-594: The construction of Brahmaputra Express Highways. The course of the Brahmaputra River has changed dramatically over the past 250 years, with evidence of large-scale avulsion, in the period 1776–1850, of 80 km (50 mi) from east of the Madhupur tract to the west of it. Prior to 1843, the Brahmaputra flowed within the channel now termed the "Old Brahmaputra" . The banks of the river are mostly weakly cohesive sand and silts, which usually erodes through large scale slab failure, where previously deposited materials undergo scour and bank erosion during flood periods. Presently,

8280-444: The contemporary slow migration of the river, the left bank is being eroded away faster than the right bank. The Brahmaputra River experiences high levels of bank erosion (usually via slab failure) and channel migration caused by its strong current, lack of riverbank vegetation, and loose sand and silt which compose its banks. It is thus difficult to build permanent structures on the river, and protective structures designed to limit

8400-455: The country. In India, Bengali is one of the 23 official languages . It is the official language of the Indian states of West Bengal , Tripura and in Barak Valley of Assam . Bengali has been a second official language of the Indian state of Jharkhand since September 2011. In Pakistan , Bengali is a recognised secondary language in the city of Karachi mainly spoken by stranded Bengalis of Pakistan . The Department of Bengali in

8520-414: The deepening of the Bengal Basin caused by erosion will result in the increase in hydraulic radius, and hence allowing for the huge accumulation of sediments fed from the Himalayan erosion by efficient sediment transportation. The thickness of the sediment accumulated above the Precambrian basement has increased over the years from a few hundred meters to over 18 km (11 mi) in the Bengal fore-deep to

8640-604: The development of Dobhashi . Bengali acquired prominence, over Persian, in the court of the Sultans of Bengal with the ascent of Jalaluddin Muhammad Shah . Subsequent Muslim rulers actively promoted the literary development of Bengali, allowing it to become the most spoken vernacular language in the Sultanate. Bengali adopted many words from Arabic and Persian , which was a manifestation of Islamic culture on

8760-471: The dry season when water availability is crucial for the irrigation systems. The course of the Brahmaputra River has changed drastically in the past two and a half centuries, moving its river course westwards for a distance of about 80 km (50 mi), leaving its old river course, appropriately named the old Brahmaputra river, behind. In the past, the floodplain of the old river course had soils which were more properly formed compared to graded sediments on

8880-700: The east to Meherpur in the west. The 14th-century court scholar of Bengal, Nur Qutb Alam , composed Bengali poetry using the Persian alphabet . After the Partition of India in the 20th century, the Pakistani government attempted to institute the Perso-Arabic script as the standard for Bengali in East Pakistan ; this was met with resistance and contributed to the Bengali language movement. In

9000-553: The eastern subcontinent, Purbi Apabhraṃśa or Abahatta (lit. 'meaningless sounds'), eventually evolved into regional dialects, which in turn formed three groups, the Bengali–Assamese languages , the Bihari languages , and the Odia language . The language was not static: different varieties coexisted and authors often wrote in multiple dialects in this period. For example, Ardhamagadhi is believed to have evolved into Abahatta around

9120-466: The final ন in মন [m o n] or the medial ম in গামলা [ɡamla] ). A consonant sound followed by some vowel sound other than the inherent [ɔ] is orthographically realised by using a variety of vowel allographs above, below, before, after, or around the consonant sign, thus forming the ubiquitous consonant-vowel typographic ligatures . These allographs, called কার kar , are diacritical vowel forms and cannot stand on their own. For example,

9240-567: The flood problem remains unsolved. At least a third of the land of Majuli Island has been eroded by the river. Recently, it is suggested that a highway protected by concrete mat along the river bank and excavation of the river bed can curb this menace. This project, named the Brahmaputra River Restoration Project, is yet to be implemented by the government. Recently the Central Government approved

9360-726: The government of Ahmad Tejan Kabbah declared Bengali as an honorary official language in December 2002. In 2009, elected representatives in both Bangladesh and West Bengal called for Bengali to be made an official language of the United Nations . Regional varieties in spoken Bengali constitute a dialect continuum . Linguist Suniti Kumar Chatterji grouped the dialects of Bengali language into four large clusters: Rarhi , Vangiya , Kamrupi and Varendri ; but many alternative grouping schemes have also been proposed. The south-western dialects ( Rarhi or Nadia dialect) form

9480-499: The graph মি [mi] represents the consonant [m] followed by the vowel [i] , where [i] is represented as the diacritical allograph ি (called ই-কার i-kar ) and is placed before the default consonant sign. Similarly, the graphs মা [ma] , মী [mi] , মু [mu] , মূ [mu] , মৃ [mri] , মে [me~mɛ] , মৈ [moj] , মো [mo] and মৌ [mow] represent the same consonant ম combined with seven other vowels and two diphthongs. In these consonant-vowel ligatures,

9600-412: The graphical form. However, since this change is not as widespread and is not being followed as uniformly in the rest of the Bengali printed literature, today's Bengali-learning children will possibly have to learn to recognise both the new "transparent" and the old "opaque" forms, which ultimately amounts to an increase in learning burden. Bengali punctuation marks, apart from the downstroke । daṛi –

9720-494: The language as: While most writing is in Standard Colloquial Bengali (SCB), spoken dialects exhibit a greater variety. People in southeastern West Bengal, including Kolkata, speak in SCB. Other dialects, with minor variations from Standard Colloquial, are used in other parts of West Bengal and western Bangladesh, such as the Midnapore dialect, characterised by some unique words and constructions. However,

9840-523: The language movement. Although Sanskrit has been spoken by Hindu Brahmins in Bengal since the 3rd century BC, the local Buddhist population spoke varieties of the Prakrit . These varieties are generally referred to as "eastern Magadhi Prakrit ", as coined by linguist Suniti Kumar Chatterji , as the Middle Indo-Aryan dialects were influential in the first millennium when Bengal

9960-547: The language. Major texts of Middle Bengali (1400–1800) include Yusuf-Zulekha by Shah Muhammad Sagir and Srikrishna Kirtana by the Chandidas poets. Court support for Bengali culture and language waned when the Mughal Empire conquered Bengal in the late 16th and early 17th century. The modern literary form of Bengali was developed during the 19th and early 20th centuries based on the west-central dialect spoken in

10080-589: The left bank of the mainstream and flows past Jamalpur and Mymensingh to join the Meghna River at Bhairab Bazar.) Before its confluence with the Ganga, the Jamuna receives the combined waters of the Baral , Atrai , and Hurasagar Rivers on its right bank and becomes the point of departure of the large Dhaleswari River on its left bank. A tributary of the Dhaleswari, the Buriganga ("Old Ganga"), flows past Dhaka,

10200-428: The letter ত tô and the numeral ৩ "3" are distinguishable only by the presence or absence of the matra , as is the case between the consonant cluster ত্র trô and the independent vowel এ e , also the letter হ hô and Bengali Ôbogroho ঽ (~ô) and letter ও o and consonant cluster ত্ত ttô . The letter-forms also employ the concepts of letter-width and letter-height (the vertical space between

10320-399: The levee top and the surrounding floodplains is typically 1 m (3 ft) along small channels and 2–3 m (7–10 ft) along major channels. Crevasse splay, a sedimentary fluvial deposit which forms when a stream breaks its natural or artificial levees and deposits sediment on a floodplain, are often formed due to a breach in the levee, forming a lobe of sediments which progrades onto

10440-400: The majority of the river's flow, continues due south as the Jamuna ( Jomuna ) to merge with the lower Ganga, called the Padma River ( Pôdma ). The eastern branch, formerly the larger, but now much smaller, is called the lower or Old Brahmaputra ( Brommoputro ). It curves southeast to join the Meghna River near Dhaka . The Padma and Meghna converge near Chandpur and flow out into

10560-485: The majority of the river's flow, continues due south as the Jamuna ( Jomuna ) to merge with the lower Ganges, called the Padma River ( Pôdda ). The eastern branch, formerly the larger but now much smaller, is called the lower or Old Brahmaputra ( Bromhoputro ). It curves southeast to join the Meghna River near Dhaka. The Padma and Meghna converge near Chandpur and flow out into the Bay of Bengal. This final part of

10680-510: The mountains, and one in late summer caused by runoff from monsoon rains. The river flow is strongly influenced by snow and ice melting of the glaciers, which are located mainly on the eastern Himalaya regions in the upstream parts of the basin. The snow and glacier melt contribution to the total annual runoff is about 27%, while the annual rainfall contributes to about 1.9 m (6 ft 3 in) and 22,000 m /s (780,000 cu ft/s) of discharge. The highest recorded daily discharge in

10800-528: The mountains, turns towards the southeast and descends into a low-lying basin as it enters northeastern Assam state. Just west of the town of Sadiya, the river again turns to the southwest and is joined by two mountain streams, the Lohit, and the Dibang. Below that confluence, about 1,450 km (900 mi) from the Bay of Bengal, the river becomes known conventionally as the Brahmaputra ("Son of Brahma"). In Assam,

10920-605: The neighbouring states of Odisha , Bihar , and Jharkhand , and sizeable minorities of Bengali speakers reside in Indian cities outside Bengal, including Delhi , Mumbai , Thane , Varanasi , and Vrindavan . There are also significant Bengali-speaking communities in the Middle East , the United States , Singapore , Malaysia , Australia , Canada , the United Kingdom , and Italy . The 3rd article of

11040-433: The next rainy season . The process of bank and deposit erosion together with redeposition has been going on continuously, making it difficult to precisely demarcate the boundary between the districts of Sirajganj and Pabna on one side and the districts of Mymensingh , Tangail and Dhaka on the other. The breaking of a char or the emergence of a new one is also a cause of much violence and litigation. The confluence of

11160-469: The northern side of the Himalayas in Burang County of Tibet . The source of the river was earlier thought to be on the Chemayungdung glacier, which covers the slopes of the Himalayas about 60 mi (97 km) southeast of Lake Manasarovar in southwestern Tibet. From its source, the river runs for nearly 1,100 km (680 mi) in a generally easterly direction between the main range of

11280-612: The northern slopes of the Meghalaya hills, the Assam plains, and northern Bangladesh. The basin, especially south of Tibet, is characterized by high levels of rainfall. Kangchenjunga (8,586 m) is the only peak above 8,000 m and hence is the highest point within the Brahmaputra basin. The Brahmaputra's upper course was long unknown, and its identity with the Yarlung Tsangpo was only established by exploration in 1884–86. The river

11400-460: The only bridge to span the river's major distributary, the Jamuna , was thus opened in June 1998. Constructed at a narrow braid belt of the river, it is 4.8 km (3.0 mi) long with a platform 18.5 m (61 ft) wide, and it is used to carry railroad traffic as well as gas, power and telecommunication lines. Due to the variable nature of the river, the prediction of the river's future course

11520-534: The operating Jamuna river. This change of river course resulted in modifications to the soil-forming process, which include acidification, the breakdown of clays and buildup of organic matter, with the soils showing an increasing amount of biotic homogenization, mottling, the coating around Peds and maturing soil arrangement, shape and pattern. In the future, the consequences of local ground subsidence coupled with flood prevention propositions, for instance, localised breakwaters, that increase flood-plain water depths outside

11640-517: The parliament of Bangladesh and the legislative assembly of West Bengal proposed that Bengali be made an official UN language. As of January 2023, no further action has been yet taken on this matter. However, in 2022, the UN did adopt Bangla as an unofficial language, after a resolution tabled by India. In 2024, the government of India conferred Bengali with the status of classical language . Approximate distribution of native Bengali speakers (assuming

11760-585: The part of Tibet to enter Indian state of Arunachal Pradesh , where the river is called Siang. It makes a very rapid descent from its original height in Tibet and finally appears in the plains, where it is called Dihang. It flows for about 35 km (22 mi) southward after which, it is joined by the Dibang River and the Lohit River at the head of the Assam Valley. Below the Lohit, the river

11880-679: The plateau to the south are the Burhi Dihing, the Disang, the Dikhu, and the Kopili. Between Dibrugarh and Lakhimpur Districts , the river divides into two channels—the northern Kherkutia channel and the southern Brahmaputra channel. The two channels join again about 100 km (62 mi) downstream, forming the Majuli island, which is the largest river island in the world. At Guwahati , near

12000-511: The population of Bangladesh or 36 million people, were affected by the floods; 800 people died; 952 000 houses were destroyed and 1.4 million were badly damaged; 24 000 educational institutions were affected including the destruction of 1200 primary schools, 2 million governments and private tube wells were affected, over 3 million latrines were damaged or washed away, this increases the risks of waterborne diseases including diarrhea and cholera. Also, 1.1 million ha (2.7 million acres) of

12120-498: The rice crop was submerged and lost before it could be harvested, with 7% of the yearly aus (early season) rice crop lost; 270,000 ha (670,000 acres) of grazing land was affected, 5600 livestock perished together with 254 00 poultry and 63 million tonnes (69 million short tons) of lost fish production. Flood-control measures are taken by the water resource department and the Brahmaputra Board, but until now

12240-519: The right bank, a second river called the Nyang Qu (Nyang Chu) meets the Tsangpo at Xigazê. After passing Pi (Pe) in Tibet, the river turns suddenly to the north and northeast and cuts a course through a succession of great narrow gorges between the mountainous massifs of Gyala Peri and Namcha Barwa in a series of rapids and cascades. Thereafter, the river turns south and southwest and flows through

12360-464: The river "Dilao", "Tilao". Early Greek accounts of Curtius and Strabo give its name as Dyardanes ( Ancient greek Δυαρδάνης) and Oidanes. In the past, the course of the lower Brahmaputra was different and passed through the Jamalpur and Mymensingh districts. Some water still flows through that course, now called the Old Brahmaputra, as a distributary of the main channel. A question about

12480-407: The river is called Meghna . In the past the course of the lower Brahmaputra was different and passed through the Jamalpur and Mymensingh districts. The river flowed east of Dhaka and the old course is now called Old Brahmaputra River . The huge earthquake on 2 April 1762 of estimated magnitude 8 on the moment magnitude scale caused tectonic uplift of the Madhupur tract . The main channel of

12600-468: The river is mighty, even in the dry season, and during the rains, its banks are more than 8 km (5.0 mi) apart. As the river follows its braided 700 km (430 mi) course through the valley, it receives several rapidly flowing Himalayan streams, including the Subansiri, Kameng, Bhareli, Dhansiri, Manas, Champamati, Saralbhanga, and Sankosh Rivers. The main tributaries from the hills and from

12720-487: The river system in Bangladesh is when and why the Brahmaputra changed its main course, at the site of the Jamuna and the "Old Brahmaputra" fork that can be seen by comparing modern maps to historic maps before the 1800s. The Brahmaputra likely flowed directly south along its present main channel for much of the time since the last glacial maximum , switching back and forth between the two courses several times throughout

12840-449: The river's erosion rate has decreased to 30 m (98 ft) per year as compared to 150 m (490 ft) per year from 1973 to 1992. This erosion has, however, destroyed so much land that it has caused 0.7 million people to become homeless due to loss of land. Several studies have discussed the reasons for the avulsion of the river into its present course, and have suggested a number of reasons including tectonic activity, switches in

12960-491: The river's erosional effects often face numerous issues during and after construction. In fact, a 2004 report by the Bangladesh Disaster and Emergency Sub-Group (BDER) has stated that several of such protective systems have 'just failed'. However, some progress has been made in the form of construction works which stabilize sections of the river, albeit with the need for heavy maintenance. The Bangabandhu Bridge ,

13080-406: The second-greatest average discharge of the world's rivers—roughly ~44,000 m /s (1,600,000 cu ft/s), and the river Brahmaputra alone supplies about 50% of the total discharge. The rivers' combined suspended sediment load of about 1.87 billion tonnes (1.84 billion tons) per year is the world's highest. In the past, the lower course of the Brahmaputra was different and passed through

13200-427: The so-called "inherent" vowel [ɔ] is first expunged from the consonant before adding the vowel, but this intermediate expulsion of the inherent vowel is not indicated in any visual manner on the basic consonant sign ম [mɔ] . The vowel graphemes in Bengali can take two forms: the independent form found in the basic inventory of the script and the dependent, abridged, allograph form (as discussed above). To represent

13320-565: The south. The ongoing subsidence of the Bengal Basin and the high rate of Himalayan uplift continues to contribute to the large water and sediment discharges of fine sand and silt, with 1% clay, in the Brahmaputra River. Climatic change plays a crucial role in affecting the basin hydrology. Throughout the year, there is a significant rise in hydrograph, with a broad peak between July and September. The Brahmaputra River experiences two high-water seasons, one in early summer caused by snowmelt in

13440-536: The superposed chôndrôbindu (ঁ) , denoting a suprasegmental for nasalisation of vowels (as in চাঁদ [tʃãd] "moon"), the postposed ônusbar (ং) indicating the velar nasal [ŋ] (as in বাংলা [baŋla] "Bengali") and the postposed bisôrgô (ঃ) indicating the voiceless glottal fricative [h] (as in উঃ! [uh] "ouch!") or the gemination of the following consonant (as in দুঃখ [dukʰːɔ] "sorrow"). The Bengali consonant clusters ( যুক্তব্যঞ্জন juktôbênjôn ) are usually realised as ligatures, where

13560-463: The upstream course of the Teesta River, the influence of increased discharge, catastrophic floods and river capture into an old river course. From an analysis of maps of the river between 1776 and 1843, it was concluded in a study that the river avulsion was more likely gradual than catastrophic and sudden, and may have been generated by bank erosion, perhaps around a large mid-channel bar, causing

13680-762: The village of Gelling in Arunachal Pradesh and flows southwest through the Assam Valley as the Brahmaputra and south through Bangladesh as the Jamuna (not to be confused with the Yamuna of India). In the vast Ganges Delta , it merges with the Ganges , popularly known as the Padma in Bangladesh, and becomes the Meghna and ultimately empties into the Bay of Bengal . At 3,000 km (1,900 mi) long,

13800-484: The visible matra and an invisible baseline). There is yet to be a uniform standard collating sequence (sorting order of graphemes to be used in dictionaries, indices, computer sorting programs, etc.) of Bengali graphemes. Experts in both Bangladesh and India are currently working towards a common solution for this problem. Throughout history, there have been instances of the Bengali language being written in different scripts, though these employments were never popular on

13920-435: The vocabulary may differ according to the speaker's religion: Muslims are more likely to use words of Persian and Arabic origin, along with more words naturally derived from Sanskrit ( tadbhava ), whereas Hindus are more likely to use tatsama (words directly borrowed from Sanskrit). For example: The phonemic inventory of standard Bengali consists of 29 consonants and 7 vowels, as well as 7 nasalised vowels . The inventory

14040-441: The water breakers, may alter the water levels of the floodplains. Throughout the years, bars, scroll bars, and sand dunes are formed at the edge of the flood plain by deposition. The height difference of the channel topography is often not more than 1–2 m (3–7 ft). Furthermore, flooding over the history of the river has caused the formation of river levees due to deposition from the overbank flow. The height difference between

14160-568: Was a part of the Greater Magadhan realm. The local varieties had no official status during the Gupta Empire , and with Bengal increasingly becoming a hub of Sanskrit literature for Hindu priests, the vernacular of Bengal gained a lot of influence from Sanskrit. Magadhi Prakrit was also spoken in modern-day Bihar and Assam , and this vernacular eventually evolved into Ardha Magadhi . Ardha Magadhi began to give way to what

14280-613: Was constructed at Saraighat . It was opened to traffic in April 1962. The environment of the Brahmaputra floodplains in Assam have been described as the Brahmaputra Valley semi-evergreen forests ecoregion . In Bangladesh, the Brahmaputra is joined by the Teesta River (or Tista), one of its largest tributaries. Below the Tista, the Brahmaputra splits into two distributary branches. The western branch, which contains

14400-616: Was extensively developed during the Bengali Renaissance and is one of the most prolific and diverse literary traditions in Asia. The Bengali language movement from 1948 to 1956 demanding that Bengali be an official language of Pakistan fostered Bengali nationalism in East Bengal leading to the emergence of Bangladesh in 1971. In 1999, UNESCO recognised 21 February as International Mother Language Day in recognition of

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