delta meaning in geography

Fact Check: Is the COVID-19 Vaccine Safe? It is usually triangular in shape. estuary in Geography topic From Longman Dictionary of Contemporary English estuary es‧tu‧a‧ry / ˈestʃuəri, -tʃəri $ -tʃueri / noun ( plural estuaries ) [ countable ] SG the wide part of a river where it goes into the sea → source the Thames estuary Examples from the Corpus estuary • … It is below the water level and usually past the shoreline. Nile River Delta: This delta is in Egypt and empties into the Mediterranean Sea. It provides a source of fishing and transport for people in the area. Deltas can vary in size and structure due to climate and geology. Deltas are wetlands that form as rivers empty their water and sediment into another body of water, such as an ocean, lake, or another river. The speed of a river slows when it meets a standing body of water such as a lake or ocean. It has served as an important area for farmers for thousands of years and is still critical for agriculture. Delta is composed of three distinct communities: Ladner, Tsawwassen, and North Delta The portion closest to the sea to the body of water where the rivers flow is the subaqueous. an incremental change in a variable, as Δ or δ. a nearly flat plain of alluvial deposit between diverging branches of the mouth of a river, often, … This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. It is below the water level and usually past the shoreline. A river delta is formed when a river divides into several smaller rivers. A meander is a bend in the river. An important cotton-producing region, it is noted for its folk culture, especially as the home of some of the earliest blues music. A delta is formed when the river deposits its material faster than the sea can remove it. Deltas form when a river flows into a body of standing water, such as a sea or lake. What Are the Steps of Presidential Impeachment? It consequently loses the force needed to carry material such as gravel, sand, silt and clay, and these particles (called alluvium) settle on the riverbed. But how do they get those shapes? Of that, only about 1.2 percent can be used as drinking water; the rest is locked up in glaciers, ice caps, and permafrost, or buried deep in the ground. The term delta is also used to define a difference in temperature. This occurs where a river enters an ocean, sea, estuary, lake, reservoir, or (more rarely) another river that cannot carry away the supplied sediment. The silt is what creates the delta. Mississippi River Delta: This delta is in the state of Louisiana. anything triangular, like the Greek capital delta (&Dgr;). Deltas display much variation in size, structure, composition, and origin.These differences result from sediment deposition taking place in a wide range of settings. New sections of delta build up at the mouths of the distributaries. Deltas are landforms formed at the mouth of a river, where the river meets a body of water with a lower velocity than the river (e.g. This usually occurs when the river joins a sea, estuary, ocean, lake, reservoir or in rare cases a slower moving river. The delta acts as a barrier between the Gulf of Mexico and populated areas. It is also home to many types of wildlife. Tide-dominated deltas usually form in areas with a large tidal range, or area between high tide and low tide. The delta consists of three parts: the upper delta plain, lower delta plain and subaqueous. Examples of Delta in a sentence. (mathematics) The symbol Δ. The portion closest to the sea to the body of water where the rivers flow is the subaqueous. Today, deltas are still important to those who live around them. It is often used in the context of the distinction between the indoor temperature … A usually triangular mass of sediment, especially silt and sand, deposited at the mouth of a river. Deltas are rich areas for wildlife and plants. Deltas synonyms, Deltas pronunciation, Deltas translation, English dictionary definition of Deltas. Deltas' greatest importance to human activities, fish and wildlife lay in their characteristic highly fertile soil and dense, diverse vegetation. A DELTA IS AN AREA of land that has been built up at the mouth of a river, where it flows into a quiet body of water, such as a lake or an ocean. alluvial deposit, alluvial sediment, alluvium, alluvion - clay or silt or gravel carried by rushing streams and deposited where the stream slows down. Delta definition is - the 4th letter of the Greek alphabet. anything triangular, like the Greek capital delta (Δ). Where rivers meet the ocean, coastlines tend to bend either inward or outward, creating estuaries and deltas. Delta's most common meaning is that of difference or change in something. Animals that can be found in the delta include fish, oysters, insects, birds and several predatory animals. The size, geometry, an… An area of the south-central United States extending on either side of the Mississippi River from Memphis, Tennessee, to Vicksburg, Mississippi. Deltas have a fairly flat section called a delta plain that is above water. The massive Ganges-Brahmaputra delta, in India and Bangladesh, is a tide-dominated delta, shaped by the rise and fall of tides in the Bay … A river delta is a low-lying plain or landform that occurs at the mouth of a river near where it flows into an ocean or another larger body of water. It is influenced by the waves and tides. Deltas vary enormously in s… The movement of rivers erodes soil and bedrock from the land and carries these particles, called sediment, downstream. delta noun (RIVER) [ C ] geography. These rivers create a triangle shape, like the Greek letter delta, as they empty into another body of water. Imagine a peaceful, flowing river. (computing, informal) A small but noticeable effect. Over time, sediment accumulates and forms land. The letter D in the ICAO spelling alphabet, which assigns words to letters of the alphabet. [C16: via Latin from Greek, of Semitic origin; compare Hebrew, (Placename) a state of Nigeria, on the Niger river delta on the Gulf of Guinea. Deltas are also well known as a habitat for hibiscus and lilies. a nearly flat plain of alluvial deposit between diverging branches of the mouth of a river, often, though not necessarily, triangular: the Nile delta. How to use delta in a sentence. The rest of the delta is under water. 1. delta - a low triangular area of alluvial deposits where a river divides before entering a larger body of water; "the Mississippi River delta"; "the Nile delta". Mekong River, Cambodian Mékôngk, Laotian Mènam Khong, Thai Mae Nam Khong, Vietnamese Sông Tiên Giang, Chinese (Pinyin) Lancang Jiang or (Wade-Giles) Lan-ts’ang Chiang, river that is the longest river in Southeast Asia, the 7th longest in Asia, and the 12th longest in the world.It has a length of about 2,700 miles (4,350 km). For thousands of years, river deltas have impacted civilizations. Sometimes, a delta can empty into land, but this doesn't occur very often. How Does the 25th Amendment Work — and When Should It Be Enacted? A delta is Flat, alluvial land at a river mouth where it splits into many streams called distributaries. Pop: 4 098 391 (2006). The rivers run slowly at the mouth of the delta, depositing rich soil called silt. An important note about the Mississippi River Delta is that it can protect the area from the impact of hurricanes. There are three main types of delta, named after the shape they create.

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