The Intertropical Convergence Zone is a belt of converging rising air and trade winds which enclose the earth near the equator. Intertropical convergence zone (ITCZ) Discontinuous belt of thunderstorms paralleling the equator and marking the convergence of the Northern and Southern Hemisphere surface trade winds. As the ocean heats up more slowly than land, the ITCZ tends to move further north and south over land areas than that over water. Verification, impacts and post-processing, Climate information for international development, Science for Impacts, Resilience and Adaptation (SIRA), Atmospheric processes and parametrizations, Regional model evaluation and development, Environmental Hazard and Resilience Services, National Meteorological Library & Archive. The Inter-Tropical Convergence Zone (ITCZ - pronounced "itch") appears as a band of clouds consisting of showers, with occasional thunderstorms, that encircles the globe near the equator. an area rich in non-renewable resources a low-pressure area that influences climate an organization established to construct dams the largest delta in Africa. What is the Intertropical Convergence Zone? It is an old nautical term used by sailors during the 19th century to refer to this part of the ocean when their sailing ships got stuck and were unable to make much progress due to the lack … The Intertropical Convergence Zone, or ITCZ, is a band of low pressure around the Earth which generally lies near to the equator. • The Intertropical Convergence Zone, which is determined by the season/tilt of the earth Winds Weather in the tropics is essentially a phenomenon of solar radiation and air circulation, along with deviations caused by the earth’s rotation. Around 20th December the Sun is overhead at 23½º South, the Tropic of Capricorn. It is a low pressure belt and migrates with the changing position of the thermal equator. What is the abbreviation for Intertropical Convergence Zone? Around 20th June each year the Sun is overhead at 23½º North, the Tropic of Cancer. Convectional Rainfall and the Intertropical Convergence Zone - Duration: 1:44. cloudy conditions and high rainfall. The north-east trade winds come from the Tropical Continental (cT) air mass. ITCZ (Intertropical Convergence Zone) is caused by the convergence of northeast and southeast trade winds in the area encircling Earth near the … The intense sun and warm water of the equator heats the air in the ITCZ, raising its humidity and making it buoyant. Intertropical Convergence Zone (ITCZ) The ITCZ is a zone of convergence at the thermal equator where the trade winds meet. Atmospheric Global Circulation is the movement of air caused by solar energy and the interaction of warm and cold air - this convergence forms cells or belts over the Earth’s surface. The Intertropical Convergence Zone, or ITCZ, is the region that circles the Earth, near the equator, where the trade winds of the Northern and Southern Hemispheres come together. Everything you need to know about the forecast, and making the most of the weather. In July and August, the ITCZ lies well to the north of the equator over Africa, Asia and Central America before moving south into South America, central Africa and Australia by January and February. The ITCZ (Intertropical Convergence Zone) assumes a significant job in the global dissemination framework and known as the Intertropical Front or Equatorial Convergence Zone. The thermal equator around which the Intertropical Convergence Zone forms thus moves, depending on the season. What features are found near the subtropical high-pressure systems? It is a fundamentally low weight belt surrounding Earth close to the Equator. cloudy conditions and high rainfall. The ITCZ is a zone of convergence at the thermal equator. • As warm, humid air rises in the ITZC, it cools, forming clouds. g. These thunderstorms can reach, and sometimes exceed, 16 kilometres, 55,000 feet or 10 miles in height above the surface. The ITCZ is a zone of convergence at the thermal equator where the trade winds meet. The overwhelming majority of tropical cyclones with storm winds and catastrophic consequences form in this zone. The ITCZ follows the sun in that the position varies seasonally. As mentioned in the description, the Intertropical Convergence Zone (ITCZ), develops where the northeastern and southeastern trade winds meet at the thermal equator. It encircles Earth near the thermal equator, though its specific position varies seasonally. Look it up now! The trade winds of the northern and southern hemispheres come together here, which leads to the development of frequent thunderstorms and heavy rain. What is the intertropical convergence zone? The Intertropical Convergence Zone (ITCZ), known by sailors as the doldrums or the calms because of its monotonous, windless weather, is the area where the northeast and southeast trade winds converge. The Intertropical Convergence Zone (ITCZ) lies in the equatorial trough, a permanent low-pressure feature where surface trade winds, laden with heat and moisture, converge to form a zone of increased convection, cloudiness, and precipitation. What type of weather would you expect to encounter along the intertropical convergence zone? The rising air produces high cloudiness, frequent thunderstorms, and heavy rainfall; the doldrums, … Intertropical Convergence Zone - An area where the Northern and Southern Hemispheric trade winds converge, usually located between 10 degrees North and South of the equator. The Intertropical. Ano nga ba ang ibig sabihin ng Intertropical Convergence Zone? This zone is called the Inter-Tropical Convergence Zone (ITCZ). Darron Gedge's Geography Channel 14,335 views. The Intertropical Convergence Zone.pdf. What does ITCZ stand for? The Intertropical Convergence Zone is an elongated area of convergence that can be broken into bands of showers, thunderstorms and overall cloudiness. The Intertropical Convergence Zone refers to a belt that is characterized by a belt of low pressure where the trade winds of the Northern and Southern Hemispheres come together encircling the earth, generally near the equator. The resulting circulation that forms with air converging near the surface around the equator and diverging above is known as the Hadley Cell. ; Seasonal changes in the position of the ITCZ have a drastic impact on rainfall in many tropical countries, culminating in coastal wet and dry seasons rather than higher latitudes warm and cold seasons. The solid band of clouds may extend for many hundreds of miles and … The ITCZ is sometimes called the monsoon trough in Australia, parts of Asia and parts of Africa. Discover free flashcards, games, and test prep activities designed to help you learn about Intertropical Convergence Zone and other concepts. Available via license: CC BY 4.0. Intense heat at the equator puts air in motion, and a worldwide pattern of winds is established. The axis, or a portion thereof, of the broad trade-wind current of the Tropics. Moreover, it is a zone of convergence where the exchange winds meet. Who we are, what we do and organisational news. The Intertropical Convergence Zone, or ITCZ, is a band of low pressure around the Earth which generally lies near to the equator. controls river currents has large petroleum deposits influences climate is a hydroelectric plant The Intertropical Convergence Zone (ITCZ), known by sailors as the doldrums, is the area encircling the earth near the equator where winds originating in the northern and southern hemispheres come together. It follows the Sun northward and southward during the seasons. The Intertropical Convergence Zone seasonally shifts upwards and downwards with the sun towards the north and south respectively. This leads to the formation of clouds and, consequently, thunderstorms. They're customizable and designed to help you study and learn more effectively. The thermal equator receives the most intense heat from the Sun. The intertropical convergence zone (ITCZ) is a region near the equator where winds from the northern and southern hemispheres come together. Also known as … The ITCZ or Intertropical Convergence Zone is a region on Earth that experiences increased precipitation due to the convectional lifting of its air. It appears to be a band of clouds, mostly … Based on published Pacific Ocean sedimentation records and India-Eurasia plate reconstructions, we compare the position of the Intertropical Convergence Zone (ITCZ) with the paleolatitude of the Himalayas, and show that these converged in the Early Miocene. Atmospheric conditions in the ITCZ are very unstable. This feature can bring days of prolonged rainfall and has historically contributed to a number of significant flood events. Intertropical Convergence Zone. The Inter-Tropical Convergence Zone (ITCZ), appears as a band of clouds, usually thunderstorms, that circle the globe near the equator. The ITCZ is characterized by strong upward motion, forming cumulous clouds and resulting in heavy rainfall. The Intertropical Convergence Zone (ITCZ), known by sailors as the doldrums or the calms because of its monotonous, windless weather, is the area where the northeast and southeast trade winds converge. Intertropical convergence zone definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. The Intertropical Convergence Zone, or ITCZ, is a band of low pressure around the Earth which generally lies near to the equator. The intertropical convergence zone, as a rule, is not uniform in its breadth and properties; wave and vortex perturbations arise in it, leading to the formation of separate cloud clusters. the region of rising air and low pressure near the equator. It is a fundamentally low weight belt surrounding Earth close to the Equator. Redistribution of energy by atmosphere and oceanic circulation, The cause and impact of the Intertropical Convergence Zone, Religious, moral and philosophical studies. The Intertropical Convergence Zone (ITCZ), known by sailors as the doldrums or the calms because of its monotonous, windless weather, is the area where the northeast and southeast trade winds converge. Image courtesy of Barbara Summey, NASA. the-intertropical-convergence-zone-astroEDU-1619en.pdf. De intertropische convergentiezone (ITCZ) is de zone met stijgende luchtbewegingen in de buurt van de evenaar.Deze zone wordt ook wel de doldrums genoemd, naar een 19e-eeuwse uitdrukking uit de Engelse taal met ongeveer de betekenis: uit zijn gewone doen.De eerste lettergreep dol-is van dezelfde herkomst als ons woord dol.De ITCZ verplaatst zich gedurende het jaar onder invloed van de zonnestand. What features are found near the subtropical high-pressure systems? The Inter-Tropical Convergence Zone (ITCZ - pronounced "itch") appears as a band of clouds consisting of showers, with occasional thunderstorms, that encircles the globe near the equator. Read about our approach to external linking. Intertropical convergence zone: Intertropical convergence is the region surrounding the Earth near by the equator, where Northern and Southern Hemisphere's trade winds meet. The ITCZ moves throughout the year and follows the migration of the Sun’s overhead position typically with a delay of around 1-2 months. What is the intertropical convergence zone? Support your business with world-leading science and technology. When Intertropical Convergence Zone. 1:44. Intertropical convergence zone (ITCZ), also called equatorial convergence zone, belt of converging trade winds and rising air that encircles the Earth near the Equator. It is a low pressure belt, migrating with the thermal equator, resulting in a band of heavy precipitation around the globe. Page 1 of 12 - About 120 Essays Coriolis Theory: The Factors Of Atmospheric Global Circulation. The Intertropical Convergence Zone (ITCZ) lies in the equatorial trough, a permanent low-pressure feature where surface trade winds, laden with heat and moisture, converge to form a zone of increased convection, cloudiness, and precipitation. Our tips from experts and exam survivors will help you through. A convergence line is a band of cloud that remains fairly stationary and can produce large amounts of rain…, Weather fronts mark the boundary or transition zone between two air masses and have an important impact up…. The Intertropical Convergence Zonea is a low-pressure area that influences climate. intertropical convergence zone (Also called ITCZ, equatorial convergence zone.) The ITCZ (Intertropical Convergence Zone) assumes a significant job in the global dissemination framework and known as the Intertropical Front or Equatorial Convergence Zone. The Intertropical Convergence Zone is characterized by inconsistent location around the equator. It encircles Earth near the thermal equator, though its specific position varies seasonally. The belt is mostly characterized by vigorous thunderstorms over broad areas due to convective activity. Since the air cools down with increasing altitude, its ability to store water is continuously reduced. The trade winds of the northern and southern hemispheres come together here, which leads to the development of frequent thunderstorms and heavy rain. jəns ‚zōn] (meteorology) The axis, or a portion thereof, of the broad trade-wind current of the tropics; this axis is the dividing line between the southeast trades and the northeast trades (of the Southern and Northern hemispheres, respectively). Content may be subject to copyright. It is a belt with low pressure that migrates with the changes in the position of the thermal equator. The air that is forced to rise along the ITCZ moves towards the poles and slowly descends leading to large areas of high pressure in the sub-tropics, sometimes known as the horse latitudes, and bring largely benign weather conditions to places like the Azores. Today, the Intertropical Convergence Zone (ITCZ) still commonly gets referred to as the doldrums. These rising winds produce high cloudiness, heavy rainfall and frequent thunderstorms. This axis is the dividing line between the southeast trades and the northeast trades (of the Southern and Northern Hemispheres, respectively). There are strong currents of rising air known as updraughts. Diagram: Trinidad and Tobago Weather Center. The Intertropical Convergence Zone _____. To understand the cause and impact of the ITCZ we must first look at the trade winds and air masses over Africa. The Intertropical Convergence Zone is also called the Equatorial Convergence Zone. The Intertropical Convergence Zone is a band of low pressure around the Earth which generally lies near to the equator. It is a low pressure belt … The balancing of high and low pressure is what causes wind flow. As the air rises, the moisture within it condenses, clouds form and it rains. As the Earth moves with the seasons, the area which receives the highest amount of heat energy from the sun varies. the region of rising air and low pressure near the equator. The unstable conditions in the ITCZ make equatorial regions some of the wettest in the world. The doldrums is a term that refers to the Intertropical Convergence Zone, a calm and windless region close to the Equator where the northeastern and southeastern trade winds come together and clash. The south-west trade winds come from the Tropical Maritime (mT) air mass. The Intertropical Convergence Zone (ITCZ) is one of Trinidad and Tobago’s main rainfall producers and is one of the triggers of the annual wet season in the region. The Intertropical Convergence Zone is the area enclosing the earth near the equator where the southeast and northeast winds converge. How The Intertropical Convergence Zone Is Formed. The latest breakthroughs, research and news from the Met Office. It features heavy precipitation, lies near the Equator, and it is where all trade winds collide. Another term for the ITCZ, used historically in seafaring circles, is the ‘doldrums’ since the winds along the band of low pressure are typically calm, trapping ships for days or even weeks at time leaving them stranded. ITCZ abbreviation stands for Intertropical Convergence Zone. In Rink and Cole (2002). The solid band of clouds may extend for many hundreds of miles and is sometimes broken into smaller line segments. The Inter Tropical Convergence Zone, or ITCZ, is a belt of low pressure which circles the Earth generally near the equator where the trade winds of the Northern and Southern Hemispheres come together. 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