Results 41 to 50 of about 3,161 (192)

Dynamical Dependencies at Monthly and Interannual Time Scales in the Climate System: Study of the North Pacific and Atlantic Regions

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2022
The directional dependencies of different climate indices are explored using the Liang-Kleeman information flow in order to disentangle the influence of certain regions over the globe on the development of low-frequency variability of others.
Stéphane Vannitsem, X. San Liang
doaj   +1 more source

A Hemispheric Mechanism for the Atlantic Multidecadal Oscillation

open access: yesJournal of Climate, 2007
Abstract The physical processes associated with the ∼70-yr period climate mode, known as the Atlantic multidecadal oscillation (AMO), are examined. Based on analyses of observational data, a deterministic mechanism relying on atmosphere–ocean–sea ice interactions is proposed for the AMO.
Mihai Dima, Gerrit Lohmann
openaire   +3 more sources

A Simple Conceptual Model for the Self‐Sustained Multidecadal AMOC Variability

open access: yesGeophysical Research Letters, 2022
Multidecadal variability of Atlantic Meridional Overturning Circulation (AMOC) has been reconstructed by various proxies, simulated in climate models, and linked to multidecadal Arctic salinity variability.
X. Wei, R. Zhang
doaj   +1 more source

The Dynamical Influence of the Atlantic Multidecadal Oscillation on Continental Climate [PDF]

open access: yesJournal of Climate, 2017
Abstract The Atlantic multidecadal oscillation (AMO) in sea surface temperature (SST) has been shown to influence the climate of the surrounding continents. However, it is unclear to what extent the observed impact of the AMO is related to the thermodynamical influence of the SST variability or the changes in large-scale atmospheric ...
O’Reilly, C, Woollings, T, Zanna, L
openaire   +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

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

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

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