Clarifying the relationship between PM2.5 and ozone complex pollution and synoptic patterns in a typical petrochemical city in the Bohai Rim region of China: Implications for air pollution forecasting and control
November 2024
Meteorological conditions are vital to PM2.5 and ozone (O3) complex pollution. Herein, the T-mode principal component analysis method was employed to objectively classify the 925-hPa geopotential height...
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Significant contributions of the petroleum industry to volatile organic compounds and ozone pollution: Insights from year-long observations in the Yellow River Delta
November 2024
The petroleum industry is a significant source of anthropogenic volatile organic compounds (VOCs), but up to now, its exact impact on urban VOCs and ozone (O3) remains unclear. This study conducted...
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Implications of 1.5 K climate warming on warm-season ozone exposure and atmospheric oxidation capacity in China
November 2024
Surface ozone (O3) poses significant threats to public health, agricultural crops, and plants in natural ecosystems. Global warming is likely to increase future O3 mainly by altering atmospheric photochemical...
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A portable instrument for measurement of atmospheric Ox and NO2 based on cavity ring-down spectroscopy
November 2024
Atmospheric Ox (nitrogen dioxide (NO2) + ozone (O3)) can better reflect the local and regional change characteristics of oxidants compared to O3 alone, so obtaining Ox accurately and rapidly is the...
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Enhanced nitrous acid (HONO) formation via NO2 uptake and its potential contribution to heavy haze formation during wintertime
November 2024
A full understanding of the sources of atmospheric nitrous acid (HONO) in the polluted urban atmosphere remains a challenge. In this study, ambient HONO and relevant species were measured during January...
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Implications of the extremely hot summer of 2022 on urban ozone control in China
November 2024
Frequent occurrences of extreme heat are causing severe ozone pollution over China. This study examined the driving factors of urban ozone pollution in China during the extremely hot summer of 2022...
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Vertical distributions of VOCs in the Tibetan Plateau background region
November 2024
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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Impacts of global biogenic isoprene emissions on surface ozone during 2000–2019
November 2024
Biogenic isoprene is an important precursor of tropospheric ozone (O3). Here, a coupled chemistry–vegetation model was used to quantify the contributions of isoprene emissions to surface O3 pollution...
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Trends of surface ozone based on hourly concentrations in the Beijing–Tianjin–Hebei region during 2017–2021
November 2024
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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Perspectives and challenges on the interaction between tropical cyclone precipitation and the ocean: A review
Available online 19 November 2024
Tropical cyclone–induced heavy precipitation (TCP) can have a detrimental impact on human productivity, causing significant economic losses and even human casualties in coastal countries every year....
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Impacts of observation-based cloud droplet size distributions on the simulation of warm stratiform precipitation using a double-moment microphysics scheme
Available online 14 November 2024
A double-moment cloud microphysics scheme requires an assumption for cloud droplet size distributions (DSDs). However, since observations of cloud DSDs are limited, default values for shape parameters...
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Impact of the Changbai Mountains’ topography on spring fog over the Bohai Sea
Available online 12 November 2024
Fog is a highly complex weather phenomenon influenced by numerous factors. This study investigated the impact of the Changbai Mountains’ topography on the formation and development of spring fog in...
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Global warming intensifies once-in-a-decade extreme precipitation in summer in China
Available online 25 October 2024
The intensification of extreme precipitation (EP) under global warming presents a substantial risk to human safety and societal progress. Studying the specific impacts of global warming on rare EP events...
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Evaluating vector winds over eastern China in 2022 predicted by the CMA-MESO model and ECMWF forecast
Available online 24 October 2024
Vector winds play a crucial role in weather and climate, as well as the effective utilization of wind energy resources. However, limited research has been conducted on treating the wind field as a vector...
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Relationship between the geopotential height anomalies induced by tropical cyclones and the meridional movement of the western Pacific subtropical high
Available online 24 October 2024
The present study employs statistical analysis to investigate the relationship between the geopotential height anomalies induced by tropical cyclones (TCs) and the meridional movement of the western...
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Fluctuations in the relationship between the Silk Road Pattern and the summer North Atlantic Oscillation
Available online 23 October 2024
This study investigated the fluctuations in the relationship between the Silk Road Pattern (SRP) and the boreal summer North Atlantic Oscillation (SNAO). The results indicated that the SRP–SNAO relationship...
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A regional ocean–atmosphere coupled model using CMA-TRAMS and LICOM: Preliminary results for tropical cyclone gale prediction over the northern South China Sea
Available online 15 October 2024
This paper provides a comparative analysis of the performance of a high-resolution regional ocean–atmosphere coupled model in predicting tropical cyclone (TC) gales over the northern South China Sea....
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Collaborative assimilation experiment of Beidou radiosonde and drone-dropped radiosonde based on CMA-TRAMS
Available online 2 October 2024
Based on the China Meteorological Administration's Tropical Regional Atmosphere Model for the South China Sea (CMA-TRAMS), the authors conducted a collaborative assimilation forecasting experiment utilizing...
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Interdecadal variability of summer precipitation in the Three River Source Region: Influences of SST and zonal shifts of the East Asian subtropical westerly jet
September 2024
Summer precipitation in the Three Rivers Source Region (TRSR) of China is vital for the headwaters of the Yellow, Yangtze, and Lancang rivers and exhibits significant interdecadal variability. This...
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Future changes in precipitation and water availability over the Tibetan Plateau projected by CMIP6 models constrained by climate sensitivity
September 2024
Precipitation projections over the Tibetan Plateau (TP) show diversity among existing studies, partly due to model uncertainty. How to develop a reliable projection remains inconclusive. Here, based...
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Variation in the permafrost active layer over the Tibetan Plateau during 1980–2020
September 2024
The active layer, acting as an intermediary of water and heat exchange between permafrost and atmosphere, greatly influences biogeochemical cycles in permafrost areas and is notably sensitive to climate...
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State of China's climate in 2023
September 2024
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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Variation in the surface heat flux on the north and south slopes of Mount Qomolangma
September 2024
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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Climate state of the Three Gorges Region in the Yangtze River basin in 2022–2023
September 2024
Based on daily observation data of the Three Gorges Region (TGR) of the Yangtze River basin and global reanalysis data, the climate characteristics, climate events, and meteorological disasters of the...
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