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ISSN: 1674-2834
e-ISSN: 2376-6123

A rapid assessment of MWRI-RM/FY3G brightness temperature

The Microwave Radiation Imager for the Rainfall Mission (MWRI-RM) onboard the FengYun 3G satellite (FY3G), launched in April 2023, will provide massive brightness temperature (Tb) measurements at 17...

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Revisiting East Asian monsoon change during the Last Glacial Maximum using PMIP4 simulations

The Last Glacial Maximum (LGM; 21 000 years ago) East Asian monsoon was revisited using all available simulations performed by the latest generation of climate models participating in phase 4 of the...

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Global trends of tropopause folds in recent decades

Tropopause folds represent a primary mechanism for stratosphere-troposphere exchange. This study employs a 3D labeling method with ERA5 reanalysis data spanning from 1979 to 2020 to elucidate the spatiotemporal...

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Interdecadal changes in the western Siberian summer mean and extreme rainfall during 1982–2021

Siberia, neighboring the Arctic Ocean, has a cold and dry climate. The famous Siberian forest, Taiga, has been greening in recent decades, mainly driven by climate factors. Besides the warming trend,...

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A teleconnection pattern of upper-tropospheric circulation anomalies over the Eurasian continent associated with the interannual variability of atmospheric convection over the tropical western North Pacific in July

It has been well documented that the interannual variation of atmospheric convection over the tropical western North pacific (WNP) affects the East Asian climate in summer significantly, and can be...

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Comparison of ERA5 turbulent fluxes at the air–sea interface with measurements from a wave‐following platform

Turbulent fluxes at the air–sea interface were estimated with data collected in 2011–2020 with a low‐profile platform named OCARINA during eight experiments in five regions: 2011, 2015, and 2016 in...

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Understanding the factors influencing cloud-core vertical accelerations during deep convection formation in the WRF model

By introducing a linear diagnostic equation to compute perturbation pressure, the vertical momentum equation of the WRF model in the η coordinate is rederived, which constructs a direct relationship...

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Future changes in compound drought events and associated population and GDP exposure in China based on CMIP6

Compound drought events, in which several types of drought occur at the same time, usually causes more harm to human society than just one type of drought event on its own. In this study, skill scoring...

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Evaluation of CMIP6 model performance in simulating the PDO and its future change

This study comprehensively assesses the model performance in simulating the variation of the Pacific Decadal Oscillation (PDO) in the winter time (November to March) during the historical period of...

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Improving subseasonal forecasting of East Asian monsoon precipitation with deep learning

Accurate subseasonal forecasting of East Asian summer monsoon (EASM) precipitation is crucial, as it directly impacts the livelihoods of billions. However, the prediction skill of state-of-the-art subseasonal-to-seasonal...

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State of China's climate in 2023

China witnessed a warm and dry climate in 2023. The annual surface air temperature reached a new high of 10.71°C, with the hottest autumn and the second hottest summer since 1961. Meanwhile, the annual...

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Upper-ocean cooling rate of the South China Sea in response to extreme cold surges and weak cold-air invasions

Cold-surge events can lead to temperature drops and strong winds, which then leads to upper-ocean cooling and deepening of the mixed-layer depth, as illustrated in previous studies. In this study, based...

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Effects of ocean wave spectra on the polarized bidirectional reflectance distribution function matrix at Ku-band and its implications on satellite backscattering simulations

A polarized bidirectional reflectance distribution function (pBRDF) matrix is developed from two-scale roughness theory with the aim of providing more accurate simulations of microwave emissions and...

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Vertical distributions of VOCs in the Tibetan Plateau background region

Exploring the vertical variation in volatile organic compounds (VOCs) in background regions can provide information on the spatial distribution of pollutants, providing a scientific basis for atmospheric...

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Long-term variations of the solar energy in different subregions of Northwest China and associated mechanisms

As a type of clean and pollution-free energy source, solar energy plays an important role in achieving the goals of carbon neutrality and global sustainable development. Northwest China occupies an...

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Trends of surface ozone based on hourly concentrations in the Beijing–Tianjin–Hebei region during 2017–2021

As a typical secondary air pollutant, surface ozone has been monitored routinely since 2013 in China. Most studies on the spatiotemporal variation of ozone have been centered around the daily maximum...

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Construction and characteristic analysis of background error covariance coupled with land surface temperature

Land surface temperature (LST) is the key variable in land–atmosphere interaction, having an important impact on weather and climate forecasting. However, achieving consistent analysis of LST and the...

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Variation in the surface heat flux on the north and south slopes of Mount Qomolangma

The distinctive conditions present on the north and south slopes of Mount Qomolangma, along with the intricate variations in the underlying surfaces, result in notable variations in the surface energy...

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Satellite remote sensing reveals overwhelming recovery of forest from disturbances in Asia

Forest ecosystems play key roles in mitigating human-induced climate change through enhanced carbon uptake; however, frequently occurring climate extremes and human activities have considerably threatened...

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Physical characteristics of convective and non-convective cirrus clouds from CALIPSO data over the South China Sea

Studying the characteristics and mechanisms of convective and non-convective cirrus clouds over the South China Sea is vital for their impact on regional climate dynamics, and enhancing predictive models...

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Optimizing the key parameter to accelerate the recovery of AMOC under a rapid increase of greenhouse gas forcing

大西洋经向翻转环流(Atlantic Meridional Overturning Circulation, AMOC)通过其经向的热量和水团输送, 在气候变化中起着关键作用. 然而, 气候模式模拟未来AMOC在温室气体强迫下的变化存在较大不确定性. 模式参数的不确定性是导致AMOC产生不确定性的主要因素之一. 因此, 本文采用简化的海气耦合模式首先探寻出模式中AMOC的最敏感参数为淡水通量系数(Freshwater...

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Increase in the variability of terrestrial carbon uptake in response to enhanced future ENSO modulation

El Niño–Southern Oscillation (ENSO) is a major driver of climate change in middle and low latitudes and thus strongly influences the terrestrial carbon cycle through land–air interaction. Both the ENSO...

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Application of the improved dung beetle optimizer, muti-head attention and hybrid deep learning algorithms to groundwater depth prediction in the Ningxia area, China

Due to the lack of accurate data and complex parameterization, the prediction of groundwater depth is a challenge for numerical models. Machine learning can effectively solve this issue and has been...

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Impact of ocean data assimilation on the seasonal forecast of the 2014/15 marine heatwave in the Northeast Pacific Ocean

A remarkable marine heatwave, known as the “Blob”, occurred in the Northeast Pacific Ocean from late 2013 to early 2016, which displayed strong warm anomalies extending from the surface to a depth of...

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Impacts of the annual cycle of background SST in the tropical Pacific on the phase and amplitude of ENSO

The dominant annual cycle of sea surface temperature (SST) in the tropical Pacific exhibits an antisymmetric mode, which explains 83.4% total variance, and serves as a background of El Niño–Southern...

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