Modes of climate variability - Revision history

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	[[Category:Done ~~2016~~-04-30]]		[[Category:Done 2026-07-01]]
	<onlyinclude>[[Climate]] can be defined as the long-term trends of the [[weather]]. While both are fundamental to the [[atmosphere]], they are affected by cooperation between the atmosphere and the [[ocean]], the [[biosphere]], the land surface, and the [[cryosphere]].</onlyinclude> These components exchange [[mass]], [[momentum]] and [[energy]] on all time scales. As a consequence, global or regional scale climate variables such as the [[sea surface temperature]], the [[rainfall]], the surface [[pressure]] or the [[wind speed]] fluctuate somewhat regularly.<ref name=RE2>"Global modes of climate variability", 2016. [Online]. Available: http://research.atmos.ucla.edu/tcd//PREPRINTS/OdV&co-Global_modes-preprint_grl50386.pdf. [Accessed: 22- Jul- 2016].</ref> This regular fluctuation is a [[Natural vs anthropogenic climate change\|natural]] form of [[climate variability]], which are individually known as modes or oscillations. Their phases and states are monitored by different types of [[climate model]]s. There are many known oscillations which extend over ~~larges~~ areas across the globe. Examples ~~are~~:		<onlyinclude>[[Climate]] can be defined as the long-term trends of the [[weather]]. While both climate and weather are fundamental to the [[atmosphere]], they are affected by cooperation between the atmosphere and the [[ocean]], the [[biosphere]], the land surface, and the [[cryosphere]].</onlyinclude> These components exchange [[mass]], [[momentum]] and [[energy]] on all time scales. As a consequence, global or regional scale climate variables such as the [[sea surface temperature]], the [[rainfall]], the surface [[pressure]] or the [[wind speed]] fluctuate somewhat regularly.<ref name=RE2>"Global modes of climate variability", 2016. [Online]. Available: http://research.atmos.ucla.edu/tcd//PREPRINTS/OdV&co-Global_modes-preprint_grl50386.pdf. [Accessed: 22- Jul- 2016].</ref> This regular fluctuation is a ''[[Natural vs anthropogenic climate change\|natural]] form of [[climate variability]]'', which are individually known as '''modes''' or '''oscillations'''. Their phases and states are monitored by different types of [[climate model]]s. There are many known oscillations which extend over large areas across the globe. Examples include:

			[[File:NAO_Schematic_0.png\|thumb\|400px\|right\|Figure 1. This image illustrates the surface pressure in both negative and positive modes of the North Atlantic Oscillation.<ref>National Oceanic and Atmospheric Administration. (July 22, 2016). ‘’NAO Modes’’ [Online]. Available: https://www.climate.gov/sites/default/files/NAO_Schematic_0.png</ref>]]

	* [[North Atlantic Oscillation]] (NAO)		* [[North Atlantic Oscillation]] (NAO)
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	* [[Pacific North American pattern]] (PNA)		* [[Pacific North American pattern]] (PNA)
	* [[Pacific Decadal Oscillation]] (PDO)		* [[Pacific Decadal Oscillation]] (PDO)
	* [[El Nino \| El Niño-Southern Oscillation]] (ENSO)		* [[El Nino \|El Niño-Southern Oscillation]] (ENSO)
	* [[Northern Annular Mode]] (NAM; previously called the Arctic Oscillation, AO)		* [[Northern Annular Mode]] (NAM; previously called the Arctic Oscillation, AO)
	* [[Southern Annular Mode]] (SAM; previously called the Antarctic Oscillation, AAO).		* [[Southern Annular Mode]] (SAM; previously called the Antarctic Oscillation, AAO).

	These patterns vary over a large range of space and time scales, and their fluctuations can impact global and [[regional temperature variation]]s.<ref name=RE1>"Decade-to-Century-Scale Climate Variability and Change", National Academy Press, pp. 25-26, 1998.</ref>		These patterns vary over a large range of space and time scales, and their fluctuations can impact ''global'' and [[regional temperature variation\|''regional'' temperature variation]]s.<ref name=RE1>"Decade-to-Century-Scale Climate Variability and Change", National Academy Press, pp. 25-26, 1998.</ref>

			== For Further Reading ==

			*[[Climate]]
			*[[Climate variability]]
			*[[Weather]]
			*Explore the list of examples above
			* Or explore a [[Special:Random\|random page]]

	==References==		==References==
	{{reflist}}		{{reflist}}
			[[Category: Uploaded]]

Jmdonev: 1 revision imported: From the summer

2016-09-17T22:29:35Z

1 revision imported: From the summer

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Jmdonev at 21:19, 1 August 2016

2016-08-01T21:19:15Z

New page

[[Category:Done 2016-04-30]]
<onlyinclude>[[Climate]] can be defined as the long-term trends of the [[weather]]. While both are fundamental to the [[atmosphere]], they are affected by cooperation between the atmosphere and the [[ocean]], the [[biosphere]], the land surface, and the [[cryosphere]].</onlyinclude> These components exchange [[mass]], [[momentum]] and [[energy]] on all time scales. As a consequence, global or regional scale climate variables such as the [[sea surface temperature]], the [[rainfall]], the surface [[pressure]] or the [[wind speed]] fluctuate somewhat regularly.<ref name=RE2>"Global modes of climate variability", 2016. [Online]. Available: http://research.atmos.ucla.edu/tcd//PREPRINTS/OdV&co-Global_modes-preprint_grl50386.pdf. [Accessed: 22- Jul- 2016].</ref> This regular fluctuation is a [[Natural vs anthropogenic climate change|natural]] form of [[climate variability]], which are individually known as modes or oscillations. Their phases and states are monitored by different types of [[climate model]]s. There are many known oscillations which extend over larges areas across the globe. Examples are:

* [[North Atlantic Oscillation]] (NAO)
* [[Atlantic Multidecadal Oscillation]] (AMO)
* [[Pacific North American pattern]] (PNA)
* [[Pacific Decadal Oscillation]] (PDO)
* [[El Nino | El Niño-Southern Oscillation]] (ENSO)
* [[Northern Annular Mode]] (NAM; previously called the Arctic Oscillation, AO)
* [[Southern Annular Mode]] (SAM; previously called the Antarctic Oscillation, AAO).

These patterns vary over a large range of space and time scales, and their fluctuations can impact global and [[regional temperature variation]]s.<ref name=RE1>"Decade-to-Century-Scale Climate Variability and Change", National Academy Press, pp. 25-26, 1998.</ref>

==References==
{{reflist}}