Results 91 to 100 of about 6,160 (207)

Displacement of Intertropical Convergence Zone induced by interannual variability in biomass burning aerosol emissions

open access: yesEnvironmental Research Letters
Biomass burning (BB) aerosols affect Earth’s climate through total emissions and their interannual variability. Using the Community Earth System Model version 2 Large Ensemble Community Project, we investigate the impact of BB variability on the tropical
Xiaoyan Zhang   +3 more
doaj   +1 more source

Evolution of the Double‐ITCZ Bias Through CESM2 Development

open access: yesJournal of Advances in Modeling Earth Systems, 2019
The structure of the east Pacific Intertropical Convergence Zone (ITCZ) as simulated in the Community Earth System Model version 2 (CESM2) is greatly improved as compared to its previous version, CESM version 1. Examination of intermediate model versions
M. D. Woelfle   +3 more
doaj   +1 more source

Effects of Pacific Intertropical Convergence Zone precipitation bias on ENSO phase transition

open access: yesEnvironmental Research Letters, 2014
In this study, the effect of mean precipitation bias over the Pacific Intertropical Convergence Zone (ITCZ) on the El Niño southern oscillation (ENSO) transition is examined using CMIP3 and CMIP5 archives.
Yoo-Geun Ham, Jong-Seong Kug
doaj   +1 more source

Effect of SST Variation on ITCZ in APE Simulations

open access: yesJournal of the Meteorological Society of Japan. Ser. II, 2013
The effect of meridional variation of sea surface temperature (SST) on tropical atmospheric circulation is analyzed using Aqua-planet Experiment (APE) simulations. The meridional SST gradient around the narrow SST peak in CONTROL simulation favours a strong and single equatorial Intertropical Convergence Zone (ITCZ, defined by the maximum of zonally ...
Kavirajan RAJENDRAN   +2 more
openaire   +2 more sources

The ITCZ in the Central and Eastern Pacific on Synoptic Time Scales [PDF]

open access: yes, 2006
The ITCZ in the central and eastern Pacific on synoptic time scales is highly dynamic. The active season extends roughly from May through October. During the active season, the ITCZ continuously breaks down and re-forms, and produces a series of tropical
Wang, Chia-chi, Magnusdottir, Gudrun
core   +1 more source

Pacific Warming Pattern Discrepancy Linked to Spurious Rainband in Climate Models

open access: yesGeophysical Research Letters
The distinctive pattern of observed Pacific surface temperature trends, with cooling in the east and intensified warming in the west, departs from the more uniform warming anticipated by climate models.
Robert C. J. Wills, Pedro N. DiNezio
doaj   +1 more source

Mid-Holocene Intertropical Convergence Zone migration: connection with Hadley cell dynamics and impacts on terrestrial hydroclimate [PDF]

open access: yesClimate of the Past
This study investigates the multiple changes of the Hadley cell (HC) in response to the northward migration of the Intertropical Convergence Zone (ITCZ) and their combined influence on the terrestrial hydrological cycle during the mid-Holocene, using ...
J. Bian, J. Räisänen, H. Seppä
doaj   +1 more source

Poleward propagations of the ITCZ : Observations and theory

open access: yesMAUSAM, 1990
Many features of the intra seasonal variation of the ITCZ over the Indian longitudes in the summer monsoon including poleward propagations emanating from oceanic regions and traversing both ocean and land to culminate in the seasonal trough have been simulated by a modified Version of the Webster model.
openaire   +2 more sources

Relation of the double‐ITCZ bias to the atmospheric energy budget in climate models

open access: yesGeophysical Research Letters, 2016
We examine how tropical zonal mean precipitation biases in current climate models relate to the atmospheric energy budget. Both hemispherically symmetric and antisymmetric tropical precipitation biases contribute to the well‐known double‐Intertropical ...
Ori Adam   +3 more
doaj   +1 more source

Australian Summer Monsoon variability in the past 14,000 years revealed by IODP Expedition 356 sediments

open access: yesProgress in Earth and Planetary Science, 2019
The International Ocean Discovery Program (IODP) Expedition 356 Site U1461 cored a Miocene to Holocene sedimentary sequence in the upper bathyal carbonate offshore northwestern Australia (NWA).
Takeshige Ishiwa   +5 more
doaj   +1 more source

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