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Southern Hemisphere Teleconnection Patterns and Their Relation to Australian Hydroclimatic Variation: Potential Precipitation and Streamflow Long-Range Forecasting

dc.creatorHidalgo León, Hugo G.
dc.creatorDracup, John A.
dc.date.accessioned2017-05-30T20:04:13Z
dc.date.available2017-05-30T20:04:13Z
dc.date.issued2002
dc.descriptionHidalgo, Hugo G and Dracup, John A. Southern Hemisphere Teleconnection Patterns and Their Relation to Australian Hydroclimatic Variation: Potential Precipitation and Streamflow Long-Range Forecasting [online]. In: Water Challenge: Balancing the Risks: Hydrology and Water Resources Symposium 2002. Barton, A.C.T.: Institution of Engineers, Australia, 2002: [534]-[539]. Availability: <http://search.informit.com.au/documentSummary;dn=321935772823066;res=IELENG> ISBN: 0858257785. [cited 31 May 17].es_ES
dc.description.abstractAn exploratory analysis of the relationship between Southern Hemisphere’s (SH) atmospheric/oceanic variables and streamflow and precipitation variation in Australia is presented. A 2.5o x2.5o gridded data of 700mb geopotential heights (Z700) for the SH, obtained from the US National Center for Environmental Prediction and the National Center for Atmospheric Research, (NCEP-NCAR reanalysis), were used to characterize the atmosphere. A rotated principal component analysis of the data identified the principal modes of variability. The trends observed in the Annular and Tropical Influence modes from 1948 to 2000 suggest increased pressures in mid-latitudes and lower pressures in the tropics. The causes behind these trends are unknown and require more research. It is expected that our study will show significant links between circulation and oceanic patterns and hydroclimatic variation in Australia. The final objective of this ongoing study is to provide a basis for long-range precipitation and streamflow forecasts throughout Australiaes_ES
dc.description.procedenceUCR::Vicerrectoría de Investigación::Unidades de Investigación::Ciencias Básicas::Centro de Investigaciones Geofísicas (CIGEFI)es_ES
dc.identifier.citationhttp://search.informit.com.au/documentSummary;dn=321935772823066;res=IELENG
dc.identifier.isbn0858257785
dc.identifier.urihttps://hdl.handle.net/10669/29846
dc.language.isoen_USes_ES
dc.rightsacceso abierto
dc.sourceIn: Water Challenge: Balancing the Risks: Hydrology and Water Resources Symposium 2002. Barton, A.C.T.: Institution of Engineers, Australia, 2002:es_ES
dc.subjectAustraliaes_ES
dc.subjectGeopotential Heightes_ES
dc.subjectStreamflowes_ES
dc.subjectPrecipitationes_ES
dc.subjectPCAes_ES
dc.subjectForecastes_ES
dc.subjectCirculationes_ES
dc.titleSouthern Hemisphere Teleconnection Patterns and Their Relation to Australian Hydroclimatic Variation: Potential Precipitation and Streamflow Long-Range Forecastinges_ES
dc.typecapítulo de libro

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