Results 41 to 50 of about 586,079 (184)

Forcing of the wintertime atmospheric circulation by the multidecadal fluctuations of the North Atlantic ocean

open access: yesEnvironmental Research Letters, 2014
The North Atlantic sea surface temperature exhibits fluctuations on the multidecadal time scale, a phenomenon known as the Atlantic Multidecadal Oscillation (AMO).
Yannick Peings, Gudrun Magnusdottir
doaj   +1 more source

Insights into Atlantic multidecadal variability using the Last Millennium Reanalysis framework [PDF]

open access: yesClimate of the Past, 2018
The Last Millennium Reanalysis (LMR) employs a data assimilation approach to reconstruct climate fields from annually resolved proxy data over years 0–2000 CE.
H. K. A. Singh   +4 more
doaj   +1 more source

Is the Atlantic Multidecadal Oscillation (AMO) a statistical phantom? [PDF]

open access: yesNonlinear Processes in Geophysics, 2011
Abstract. In this work we critically compare the consequences of two assumptions on the physical nature of the AMO index signal. First, we show that the widely used approach based on red noise statistics cannot fully reproduce the empirical correlation properties of the record.
Vincze, M.
openaire   +3 more sources

Decadal-to-Multidecadal Variability of Seasonal Land Precipitation in Northern Hemisphere in Observation and CMIP6 Historical Simulations

open access: yesAtmosphere, 2020
Based on the centennial-scale observations and CMIP6 historical simulations, this paper employs the ensemble empirical mode decomposition to extract the decadal-to-multidecadal variability of land precipitation (DMVLP) in the northern hemisphere.
Hua Chen, Zhenchen Xu
doaj   +1 more source

Climate impacts of the Atlantic Multidecadal Oscillation

open access: yesGeophysical Research Letters, 2006
The Atlantic Multidecadal Oscillation (AMO) is a near‐global scale mode of observed multidecadal climate variability with alternating warm and cool phases over large parts of the Northern Hemisphere. Many prominent examples of regional multidecadal climate variability have been related to the AMO, such as North Eastern Brazilian and African Sahel ...
Jeff R. Knight   +2 more
openaire   +1 more source

Can oceanic paleothermometers reconstruct the Atlantic Multidecadal Oscillation? [PDF]

open access: yesClimate of the Past, 2011
Instrumental records of the North Atlantic sea surface temperature reveal a large-scale low frequency mode of variability that has become known as the Atlantic Multidecadal Oscillation (AMO).
D. Heslop, A. Paul
doaj   +1 more source

Evidence for a volcanic underpinning of the Atlantic multidecadal oscillation [PDF]

open access: yesnpj Climate and Atmospheric Science, 2018
AbstractThe Atlantic multidecadal oscillation (AMO) is a 60–70 year pattern of sea-surface temperature (SST) variability in the North Atlantic commonly ascribed to internal ocean dynamics and changes in northward heat transport. Recent modeling studies, however, suggest that SSTs fluctuate primarily in response to major volcanic eruptions and changes ...
Sean D. Birkel   +4 more
openaire   +1 more source

Atlantic–Pacific Links in Observed Multidecadal SST Variability: Is the Atlantic Multidecadal Oscillation’s Phase Reversal Orchestrated by the Pacific Decadal Oscillation? [PDF]

open access: yesJournal of Climate, 2020
AbstractThe Atlantic and Pacific basin are found linked in the context of multidecadal SST variability from analyses of 118 years of observational data. Recurrent spatiotemporal variability, including multidecadal modes, was identified using the extended-EOF technique in a longitudinally global domain, allowing unfettered expression of interbasin ...
Sumant Nigam   +2 more
openaire   +1 more source

Winter-spring cyclonic variability in the Mediterranean-Black Sea region associated with global processes in the ocean-atmosphere system [PDF]

open access: yesAdvances in Science and Research, 2011
Using global NCEP/NCAR reanalysis data set on 1000 hPa geopotential height (1948–2006), cyclones in the Mediterranean and Black Sea regions were detected and their main characteristics (frequency, depth, integrated area) were calculated.
E. N. Voskresenskaya, V. N. Maslova
doaj   +1 more source

Multidecadal climate variability dominated past trends in the water balance of the Baltic Sea watershed

open access: yesnpj Climate and Atmospheric Science, 2023
The Baltic Sea watershed includes the territories of 14 countries in Northern, Central, and Eastern Europe. Long-term observations have shown that the climate in this area is characterised by a pronounced multidecadal variability, with a period of about ...
H. E. Markus Meier   +5 more
doaj   +1 more source

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