Watch Queue Queue. Watch Queue Queue These forests, too, have been almost completely converted to intensive agriculture, with only 130 square kilometres (50 sq mi) of the ecoregion's 14,600 square kilometres (5,600 sq mi) protected. Bitte kontaktieren Sie uns, um zu gewährleisten, dass Sie die benötigte Serviceleistung erhalten. One of the greatest challenges people living on the Ganges Delta may face in coming years is the threat of rising sea levels caused by climate change. The Irrawaddy dolphin is an oceanic dolphin which enters the delta from the Bay of Bengal. ", "Collision of the Ganges-Brahmaputra Delta with the Burma Arc", "Global Demand for Fish Rising—Fish Farming is the Fastest Growing Field of Agriculture", "History and Society/Disasters/Cyclone Deaths", "Empire and Ecology in the Bengal Delta: The Making of Calcutta. Gerade die vielen kleinen Flussarme machen das Gebiet etwas unwegsam. Where the delta meets the Bay of Bengal, Sundarbans mangroves form the world's largest mangrove ecoregion, covering an area of 20,400 square kilometres (7,900 sq mi) in a chain of 54 islands. Si l'on considère que le Gange a pour affluent le Brahmapoutre, il devient le troisième fleuve au monde par son débit, qui est d'environ 35 000 m3/s à … The Forgotten Of The Gange Delta. Delta Gangelui are o formǎ triunghiularǎ și acoperă o suprafață de 105.640 km 2, sau este de două ori mai mare decât Delta Mississippi. Trotz der Risiken durch Überschwemmungen und Zyklone leben im Gangesdelta über 143 Millionen Menschen. The Bangladesh government asked for $900 million to help feed the people of the region, as the entire rice crop was lost.[11]. Animals in the delta include the Indian python (Python molurus), clouded leopard (Neofelis nebulosa), Indian elephant (Elephas maximus indicus) and crocodiles, which live in the Sundarbans. It is composed of a labyrinth of channels, swamps, lakes, and flood plain sediments (chars). Die Sundarbans, der weltgrößte Mangrovenwald, auf Satellitenbildern tiefgrün, ist der südlichste Teil des Gangesdeltas. Immer wieder kommt es wegen der Strömung zu Uferabtragungen, deren Material jedoch an anderer Stelle wieder angelagert wird; Felder und ganze Dörfer verschwinden und entstehen andernorts neu. The Ganges–Brahmaputra basin has tropical deciduous forests that yield valuable timber: sal, teak, and peepal trees are found in these areas. Red and red-yellow laterite soils are found as one heads farther east. Aufgrund der langsamen Strömung lagern sich im Delta sehr feine Sedimente ab, die die Flüsse aus dem Himalaya teilweise schon seit der Quelle als Gletschermilch mitgeführt haben. It is also one of the most fertile regions in the world, thus earning the nickname the Green Delta. It covers more than 105,000 km2 (41,000 sq mi) and, although the delta lies mostly in Bangladesh and India, rivers from Bhutan, Tibet, India, and Nepal drain into it from the north. Ganges Delta : Most Fertile Land for Growing Raw Jute, http://www2.klett.de/sixcms/media.php/229/beitrag_3a.pdf, http://www.goruma.de/Laender/Asien/Bangladesch/Landkarte/geografie.html, https://de.wikipedia.org/w/index.php?title=Gangesdelta&oldid=178570964, „Creative Commons Attribution/Share Alike“. Die indischen Gebiete werden daher bei entsprechenden Wetterprognosen mit Hilfe der Armee geräumt. Die Insulaner leben meistens von der Landwirtschaft, bauen Reis an und halten Vieh. Finden Sie perfekte Stock-Fotos zum Thema Delta Du Gange sowie redaktionelle Newsbilder von Getty Images. 140.000 km² (110.000 km² dauerhaft)[1] und ist somit etwa doppelt so groß wie das Mississippi-Delta. Die einfachen Deiche aus Lehm sind den Sturmfluten (Zyklonen) meistens nicht gewachsen, so dass es häufig zu Deichbrüchen kommt. [1], Between 125 and 143 million people live on the delta,[citation needed] despite risks from floods caused by monsoons, heavy run-off from the melting snows of the Himalayas, and North Indian Ocean tropical cyclones. ), bamboo, mangrove palm (Nypa fruticans), and mangrove date palm (Phoenix paludosa). Arsenic is a naturally occurring substance in the Ganga Delta that has detrimental effects on health and may enter the food chain, especially in key crops such as rice. They derive their name from the predominant mangrove species, Heritiera fomes, which are known locally as sundri or sundari. Some islands are not yet connected to the electric grid, so island residents tend to use solar cells for a bit of electric supply. Ganges River Delta, Bangladesh, India.jpg 1,400 × 1,370; 805 KB. 3.000 Menschenleben. Birds found in the delta include kingfishers, eagles, woodpeckers, the shalik (Acridotheres tristis), the swamp francolin (Francolinus gularis), and the doel (Copsychus saularis). The edge of the paleoshelf marks the transition from the thick continental crust in the northwest to the thin continental or oceanic crust in the southeast. The Lower Gangetic plains moist deciduous forests ecoregion covers most of the delta region, although the forests have mostly been cleared for agriculture and only small enclaves remain. Das Gangesdelta hat die für Flussdeltas typische Dreiecksform. Der Bau von Asphaltstraßen und Brücken wird jedoch in Indien vorangetrieben. Insgesamt bedeckt es eine Fläche von ca. The sediment thickness southeast of the edge of the paleoshelf beneath the Ganges Delta can exceed 16 km (10 miles). 2015 - Cette épingle a été découverte par LiliRock. Der Brahmaputra, in seinem Unterlauf Jamuna genannt, bringt die größte Wassermenge der drei Hauptflüsse (des Himalaya) ein und bildet zunächst gemeinsam mit dem Ganges den Flussarm Padma, der wiederum in die Meghna fließt. Il se trouve en Inde et s'étend jusqu'au Bangladesh sur une superficie de 105 000 km². Le delta est alimenté par le Gange et le Brahmapoutre, qui lui apportent près de 35 000 m3 d'eau par seconde. Traditionell werden Häuser aus dem allgegenwärtigen Lehm mit Holzverstärkung gebaut. Several major oil companies have invested in exploration of the Ganges Delta region. Im Norden schließen sich Inseln und Halbinseln an, auf denen Landwirtschaft betrieben wird. [10] It also left many people homeless. The Sundarbans freshwater swamp forests ecoregion lies closer to the Bay of Bengal; this ecoregion is flooded with slightly brackish water during the dry season, and fresh water during the monsoon season. Große Gebiete liegen unterhalb des Meeresspiegels, oder zumindest unterhalb des Hochwasserspiegels. The history of the Bengal delta has been a concern of emerging scholarship by environmental historians. It covers more than 105,000 km 2 (41,000 sq mi) and, although the delta lies mostly in Bangladesh and India, rivers from Bhutan, Tibet, India, and Nepal drain into it from the north. Many endangered species live here. Approximately 1,020 endangered Bengal tigers (Panthera tigris tigris) are believed to inhabit the Sundarbans. The soil has large amounts of minerals and nutrients, which is good for agriculture. Bridges are rare. 21 févr. People have to be careful on the river delta as severe flooding also occurs. Einige Inseln sind nur per Fähre erreichbar und teilweise noch nicht an das öffentliche Stromnetz angeschlossen, so dass viele Bewohner auf Photovoltaik zurückgreifen. Two species of dolphin can be found in the delta: the Irrawaddy dolphin (Orcaella brevirostris) and the Ganges river dolphin (Platanista gangetica gangetica). [5] The edge of the Eocene paleoshelf runs approximately from Kolkata to the edge of the Shillong Plateau. Sein Einzugsgebiet erstreckt sich über Indien, die Volksrepublik China, Bhutan, Nepal, Myanmar (Birma) und Bangladesch Find the perfect Delta Du Gange stock photos and editorial news pictures from Getty Images. The Ganges Delta has the shape of a triangle and is considered to be an "arcuate" (arc-shaped) delta. Most of the delta is composed of alluvial soils made up by small sediment particles that finally settle down as river currents slow down in the estuary. [citation needed]. The enormous sediment supply from the Himalayan collision has extended the delta about 400 kilometres (250 mi) seaward since the Eocene. The Ganges Delta lies at the junction of three tectonic plates: the Indian Plate, the Eurasian Plate, and the Burma Plate. [4] Fishing is also an important activity in the delta region, with fish being a major source of food for many of the people in the area. Most islands are only connected with the mainland by simple wooden ferryboats. Vinita Damodaran has extensively profiled famine management practices by the British colonial administration, and related these practices to major ecological changes wrought about by forest and land management practices. The delta stretches from the Hooghly River east as far as the Meghna River. By Debjani Bhattacharyya", "Water Resources in the Ganges River Basin", Ganges Delta: Most Fertile Land for Growing Raw Jute, https://en.wikipedia.org/w/index.php?title=Ganges_Delta&oldid=1002359879, Articles needing additional references from April 2011, All articles needing additional references, Articles with unsourced statements from July 2015, Articles with unsourced statements from May 2017, Articles needing additional references from February 2013, All articles with vague or ambiguous time, Creative Commons Attribution-ShareAlike License, This page was last edited on 24 January 2021, at 01:40. [8] Shrimp are farmed in containers or cages that are submerged in open water. It is believed that upwards of 300 million people are supported by the Ganges Delta; approximately 400 million people live in the Ganges River Basin, making it the most populous river basin in the world. Rivers carry these fine particles with them, even from their sources at glaciers as fluvio-glacial. The major crops that are grown in the Ganges Delta are jute, tea, and rice. The Guinness Book of World Records estimated the total loss of human life from the Bhola cyclone at 1,000,000.[9]. The 1970 Bhola cyclone killed 500,000 people (official death toll), with another 100,000 missing. Approximately 60% of the delta is in Bangladesh and 40% in West Bengal, India. Gangesdelta klein.jpg 1,156 × 1,007; 185 KB. Juni 2018 um 17:32 Uhr bearbeitet. Sein Einzugsgebiet erstreckt sich über Indien, die Volksrepublik China, Bhutan, Nepal, Myanmar (Birma) und Bangladesch. Nördlich der Sundarbans sind die Inseln bewohnt. 120 mi. The Ganges river dolphin is a true river dolphin, but is extremely rare and considered endangered. [7], In recent years,[when?] Hazesmoke Gangeticbasin.jpg 975 × 800; 213 KB. scientists have been helping the poor people of the delta to improve fish farming methods. Most of the Ganges Delta has a population density greater than 200/km2 (520 people per square mile),[citation needed] making it one of the most densely populated regions in the world. Ganges Delta- "bouches du Gange" or mouths of the Ganges, 1780 Raynal and Bonne Map of Northern India - Geographicus - IndeSuperieure-bonne-1780 (cropped).jpg 700 × 541; 120 KB. [17] Iqbal has tried to show how resistance movements such as the Faraizi movement can be studied in relation to colonial ecological management practices.[18]. The Gorai-Madhumati River, one of the distributaries of the Ganges, divides the Ganges Delta into two parts: the geologically young, active, eastern delta, and the older, less active, western delta. Wenden Sie sich unter 800-221-1212 an einen Delta-Mitarbeiter, um die Verfügbarkeit von Bordrollstühlen zu prüfen. nicht mit dieser Serviceleistung ausgestattet. [12][13][14] Debjani Bhattacharyya has shown how Calcutta was constructed as an urban centre through tracing ecological changes wrought upon by colonial powers involving land, water and humans throughout the mid-18th to the early 20th centuries. It is estimated that 30,000 chital (Axis axis) are in the Sundarbans part of the delta. Most are exported.[7]. Das Delta besteht aus einem Labyrinth von Wasserstraßen, Sümpfen, Seen und Schwemmlandinseln (Chars). [6], Approximately two-thirds of the Bangladesh people work in agriculture and grow crops on the fertile floodplains of the delta. This video is unavailable. The Ganges Delta (also known as the Sundarbans Delta or the Bengal Delta[1]) is a river delta in the Bengal region of the Indian subcontinent, consisting of Bangladesh and the Indian state of West Bengal. In November 1970, the deadliest tropical cyclone of the twentieth century hit the Ganges Delta region. By turning unused ponds into viable fish farms and improving methods of raising fish in existing ponds, many people can now earn a living raising and selling fish. A large part of the nation of Bangladesh lies in the Ganges Delta; many of the country's people depend on the delta for survival.[4]. Daher gibt es vor allem lehmigen bis schlickigen Boden im Delta. Die Landschaft ist bis zu einem gewissen Grad mit der deutschen Nordseeküste oder dem Rheindelta vergleichbar: Das Gebiet ist extrem flach und geprägt durch die Abwesenheit jedweden Hügels bis zum Horizont. As there is a maze of many river branches, the area is difficult to pass. In den Jahren 1987 und 1998 forderte der Monsunniederschlag 2.550 bzw. An increase in sea level of 0.5 metres (1 ft 8 in) could result in six million people losing their homes in Bangladesh. Diese Seite wurde zuletzt am 23. (195 km) long. Wählen Sie aus erstklassigen Inhalten zum Thema Delta Du Gange in höchster Qualität. Die Bewohner betreiben Deichbau, um ihre Reisfelder und Häuser vor Salzwasser zu schützen (hier herrscht ein mittlerer Tidenhub von 2,6 m bis 6 m[2]). Straßen und Wege müssen aufwendig mit Ziegelsteinen befestigt werden und selbst diese bieten keinen absoluten Schutz vor Abtragungen. The Ganges Delta has the shape of a triangle and is considered to be an "arcuate" (arc-shaped) delta. [19], Important gas reserves have been discovered in the delta, such as in the Titas and Bakhrabad gas fields. /hoohg lee/, n. a river in NE India, in W Bengal: the westernmost channel by which the Ganges enters the Bay of Bengal. Delta-Connection-Carrier-Flugzeuge sind ggf. Diese mündet in den Golf von Bengalen. Approximately 60% of the delta is in Bangladesh and 40% in West Bengal, India. Le delta du Gange est le plus grand delta du monde. A strong criticism of environmental history scholarship with regards to the Bengal/Ganges delta is that most of the scholarship is limited to the 18th to the 21st centuries, with a general dearth of ecological history of the region prior to the 18th century. [20][21], Coordinates: .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct{display:none}.mw-parser-output .longitude,.mw-parser-output .latitude{white-space:nowrap}22°42′N 89°40′E / 22.700°N 89.667°E / 22.700; 89.667, Learn how and when to remove this template message, Lower Gangetic plains moist deciduous forests, rising sea levels caused by climate change, "Life in Bangladesh Delta: On the Edge of Disaster", "Where Is The Largest Delta In The World? Another cyclone hit the delta in 1991, killing about 139,000 people. Thick stands of tall grass, known as canebrakes, grow in wetter areas. Das Gangesdelta (auch Ganges-Brahmaputra-Delta oder Bengal-Delta genannt) ist das weltweit größte Flussdelta und liegt in der südasiatischen Region Bengalen.