Results 151 to 160 of about 84,446 (258)

Summer Tropical Atlantic Influence on ENSO Predictability Revealed by Deep Learning and Dynamical Pacemaker Simulations

open access: yesGeophysical Research Letters, Volume 53, Issue 6, 28 March 2026.
Abstract The influence of the tropical Atlantic on El Niño‐Southern Oscillation (ENSO) predictability remains debated, with contrasting views on whether it reflects a genuine teleconnection or ENSO's autocorrelation. Using a convolutional neural network (CNN), we revisit this issue and demonstrate the important role of summer tropical Atlantic in ENSO ...
Jing Huang   +4 more
wiley   +1 more source

Drivers of Changing Interannual Variability in Autumn‐Early Winter Arctic Sea Ice (1950–2024)

open access: yesGeophysical Research Letters, Volume 53, Issue 6, 28 March 2026.
Abstract Arctic sea ice has undergone a pronounced decline over recent decades, yet the drivers of its interannual variability remains unclear. Here we utilize standard deviation to assess long‐term changes in autumn‐early winter (October–December) Arctic sea ice concentration (SIC) variability from 1950 to 2024.
Lejiang Yu, Shiyuan Zhong, Timo Vihma
wiley   +1 more source

THE RELATION OF NORTH ATLANTIC OSCILLATION(NAO) AND ENSO WITH PRECIPITATION IN THE SOUTHERN SHORES OF CASPIAN SEA [PDF]

open access: yesتحقیقات کاربردی علوم جغرافیایی
The present study investigated the impacts of NAO and ENSO on the precipitation in the southern shores of Caspian Sea. The accumulated monthly and annual rainfalls from 5 synoptic stations during the years (1956-2017) were taken through Islamic Republic ...
Zahra Hejazizadeh   +2 more
doaj  

Stable Isotope Record of Precipitation Dynamics in the Semi‐Arid Subtropics

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 6, 28 March 2026.
Abstract Global climate change is profoundly affecting precipitation patterns worldwide, including the exacerbation of aridity in dryland regions. Here, we examined the variability in rainfall stable hydrogen and oxygen isotope compositions (δ18O and δ2H) at five locations in subtropical northwest Australia over 10 years (2015–2024) to better ...
Chengwei Wan   +6 more
wiley   +1 more source

Stratosphere‐Troposphere Exchange of Ozone and CO Over the North Pacific: Roles of Different Types of Rossby Wave Breaking With Multiple Chemical‐Reanalysis Perspectives

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 6, 28 March 2026.
Abstract In this study, we investigate the characteristics of stratosphere‐troposphere exchange (STE) of ozone and carbon monoxide (CO) over the North Pacific on the 350 K isentropic surface during 2005–2021 using two chemical reanalyses (Copernicus Atmosphere Monitoring Service and TCR‐2).
Haosen Xi, Masatomo Fujiwara
wiley   +1 more source

The Relationship Between the El Niño‐Southern Oscillation and Extensive Wildfire Area Burned in Contiguous United States Geographic Area Coordination Centers

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 6, 28 March 2026.
Abstract We examine the relationship between the El Niño‐Southern Oscillation (ENSO) and extensive wildfire area burned from 1984 to 2022 in nine contiguous United States Geographic Area Coordination Centers (GACCs). The La Niña and El Niño phases of ENSO significantly alter the chances of extensive area burned in several GACCs up to 12 months in ...
Andrew Hoell   +5 more
wiley   +1 more source

Coral δ13C Reveals Little Ice Age Dimming of Tropical Surface Shortwave Radiation Not Captured by Climate Models

open access: yesGeophysical Research Letters, Volume 53, Issue 6, 28 March 2026.
Abstract Tropical low‐cloud feedback is the largest source of uncertainty in climate sensitivity, yet multi‐century records of surface shortwave radiation are scarce. We calibrate Porites coral δ13C against satellite photosynthetically available radiation (PAR) and reconstruct monthly PAR for the northern South China Sea during the Medieval Climate ...
Guangchao Deng   +5 more
wiley   +1 more source

Prolonged Low‐Salinity in the Eastern Arabian Sea Associated With the 2020–2023 Triple‐Dip La Niña

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Prolonged low salinity was observed in the eastern Arabian Sea (EAS) from autumn 2020 to autumn 2023, closely associated with the 2020–2023 triple‐dip La Niña. Oceanic planetary wave bridge was a key driver of the extremely low salinity during winter, whereas freshwater flux remained an important contributor in other seasons.
Hua Zheng   +10 more
wiley   +1 more source

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