Results 11 to 20 of about 225,006 (303)

Historical Shifts in Seasonality and Timing of Extreme Precipitation

open access: yesGeophysical Research Letters, 2023
Global warming impacts the hydrological cycle, affecting the seasonality and timing of extreme precipitation. Understanding historical changes in extreme precipitation occurrence is crucial for assessing their impacts. This study uses relative entropy to
G. J. Gründemann   +3 more
doaj   +1 more source

Robust intra-model teleconnection patterns for extreme heatwaves

open access: yesFrontiers in Earth Science, 2023
Introduction: The goal of this study is to provide analysis of statistics and dynamics of extreme heatwaves over two areas of Europe, France and Scandinavia, while comparing and contrasting the representation in climate models and reanalysis.Methods: The
George Miloshevich   +6 more
doaj   +1 more source

Towards Full Flow‐Dependence: New Temporally Varying EDA Quotient Functionality to Estimate Background Errors in CERRA

open access: yesJournal of Advances in Modeling Earth Systems, 2022
A new temporally evolving quotient on the Ensemble of Data Assimilations (EDA) technique for estimating background error covariances has been developed for the Copernicus European Regional Re‐Analysis (CERRA).
A. El‐Said   +3 more
doaj   +1 more source

Contributions from Changing Large-Scale Atmospheric Conditions to Changes in Scandinavian Temperature and Precipitation Between Two Climate Normals

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2022
Multidecadal changes in regional climate can occur as a forced response to changing greenhouse gases and aerosols, as a result of natural internal climate variability, or due to their combination.
Erik Kjellström   +2 more
doaj   +1 more source

A First Evaluation of ERA5-Land Reanalysis Temperature Product Over the Chinese Qilian Mountains

open access: yesFrontiers in Earth Science, 2022
Reanalysis temperature products are important datasets for temperature estimates over high-elevation areas with few meteorological stations. In this study, surface 2 m air temperature data from 17 meteorological stations from 1979 to 2017 in the Qilian ...
Peng Zhao, Peng Zhao, Zhibin He
doaj   +1 more source

Climatology and Trend of Severe Drought Events in the State of Sao Paulo, Brazil, during the 20th Century

open access: yesAtmosphere, 2019
Drought is a natural hazard with critical societal and economic consequences to millions of people around the world. In this paper, we present the climatology of severe drought events that occurred during the 20th century in the region of Sao Paulo ...
Luiz F. Gozzo   +3 more
doaj   +1 more source

Uncertainties in Arctic Sea Ice Thickness Associated with Different Atmospheric Reanalysis Datasets Using the CICE5 Model

open access: yesAtmosphere, 2019
Reanalysis data are known to have relatively large uncertainties in the polar region than at lower latitudes. In this study, we used a single sea-ice model (Los Alamos’ CICE5) and three sets of reanalysis data to quantify the sensitivities of ...
Su-Bong Lee   +3 more
doaj   +1 more source

Using ensemble reforecasts to generate flood thresholds for improved global flood forecasting

open access: yesJournal of Flood Risk Management, 2020
Global flood forecasting systems rely on predefining flood thresholds to highlight potential upcoming flood events. Existing methods for flood threshold definition are often based on reanalysis datasets using a single threshold across all forecast lead ...
Ervin Zsoter   +4 more
doaj   +1 more source

Assessment of High-Resolution Surface Soil Moisture Products over the Qinghai–Tibet Plateau for 2009–2017

open access: yesAtmosphere, 2023
The surface soil moisture over the Qinghai–Tibet Plateau (QTP) has an important impact on the weather and climate of East Asia. Under climate warming, the imbalance of solid–liquid water of QTP has become a research hotspot, but the surface soil moisture
Dongjun Lin   +3 more
doaj   +1 more source

Evaluation of four global reanalysis products using in-situ observations in the Amundsen Sea Embayment, Antarctica [PDF]

open access: yes, 2016
The glaciers within the Amundsen Sea Embayment (ASE), West Antarctica, are amongst the most rapidly retreating in Antarctica. Meteorological reanalysis products are widely used to help understand and simulate the processes causing this retreat.
Holland, D.M.   +5 more
core   +1 more source

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