1,877 Result(s)
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Article
Physically modulated phytoplankton production and export at submesoscales in the oligotrophic South China Sea Basin
Oceanic submesoscales can significantly influence phytoplankton production and export owing to their similar timescales of days. Based on two-year Biogeochemical Argo (BGC-Argo) observations, this study invest...
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Open AccessUsing radio occultation-based electron density profiles for studying sporadic E layer spatial and temporal characteristics
An improved method for identifying sporadic E (Es) layer properties from radio occultation (RO) electron density profiles (EDPs) is presented. The data used are sourced from COSMIC-1 RO EDPs collected between ...
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A DEM upscaling method with integrating valley lines based on HASM
A new digital elevation model (DEM) upscaling method based on high accuracy surface modeling (HASM) is proposed by combining the elevation information of DEM and the valley lines extracted from DEM with differ...
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Open AccessCan climate change signals be detected from the terrestrial water storage at daily timescale?
The global terrestrial water storage (TWS), the most accessible component in the hydrological cycle, is a general indicator of freshwater availability on Earth. The global TWS trend caused by climate change is...
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Open AccessA climatology of stratospheric gravity waves induced by tropical cyclones on the northwest Pacific Ocean
A climatology of stratospheric gravity waves (SGWs) induced by tropical cyclones (TC-SGWs) is necessary for stratospheric aviation safety and accurate numerical weather prediction. Few previous works have char...
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Lithology Identification of UAV Oblique Photography Images Based on Semantic Segmentation Neural Network Algorithm
Intelligent identification of the different lithology of outcrops has been a major research challenge in the field of geology. The manual identification of outcrop lithology is labor-intensive and lacks system...
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Article
Risk assessment of agricultural green water security in Northeast China under climate change
Northeast China is an important base for grain production, dominated by rain-fed agriculture that relies on green water. However, in the context of global climate change, rising regional temperatures, changing...
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End-Triassic storm deposits in the lacustrine Sichuan Basin and their driving mechanisms
Storm deposits or tempestites are event sequences formed by storms, requiring at least a water temperature of 26.5°C. While inland lakes are unlikely to form storm deposits because of their limited width and w...
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Challenges and opportunities in Quaternary palynology
Quaternary palynology plays a pivotal role in investigating global climate change and various other research fields, serving as an essential tool for the quantitative analysis of paleoenvironment changes. Howe...
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Article
Protective effects of baffles with different positions, row spacings, heights on debris flow impact
The baffle effectively slowed down debris flow velocity, reduced its kinetic energy, and significantly shortened the distance of debris flow movement. Consequently, they are widely used for protection against ...
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Surrounding rock pressure in the tunnel portal section through moraine under freeze-thaw action
Moraines, characterized by the accumulation of rock and soil debris transported by glacial activity, present unique challenges for tunnel construction, particularly in portal sections, due to prevailing geogra...
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Open AccessThermodynamic effect dictates influence of the Atlantic Multidecadal Oscillation on Eurasia winter temperature
The Atlantic Multidecadal Oscillation (AMO) has garnered attention for its important role in sha** surface air temperature (SAT) patterns over Eurasia. While Eurasian winter SAT was traditionally attributed ...
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GravNetAdj: a MATLAB-based data processing software for gravity network adjustment
In order to realize the gravity standard using the gravity data of a specified group of stations, the gravity reference network is crucial for national gravity measurements. Dependable gravity values are requi...
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PID4LaTe: a physics-informed deep learning model for lake multi-depth temperature prediction
Lake temperature plays a pivotal role in the physical and chemical processes in the water. It has a significant impact on the distribution of lake organisms. In lake temperature modelling, the physics-based mo...
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Simulation of develo** process of forced hydraulic jumps by an explicit incompressible particle method
This study employs an explicit scheme of solving the pressure Poisson equation based on the moving particle semi-implicit (MPS) method to simulate forced hydraulic jumps on different slopes. To accurately calc...
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Variance component adaptive estimation algorithm for coseismic slip distribution inversion using interferometric synthetic aperture radar data
When conducting coseismic slip distribution inversion with interferometric synthetic aperture radar (InSAR) data, there is no universal method to objectively determine the appropriate size of InSAR data. Curre...
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Article
Open AccessContinental and oceanic AAM contributions to Chandler Wobble with the amplitude attenuation from 2012 to 2022
We reconstructed the Chandler Wobble (CW) from 1962 to 2022 by combining the Eigen-oscillator excited by geophysical fluids of atmospheric and oceanic angular momentums (AAM and OAM). The mass and motion terms...
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Article
Knowledge map analysis of coal mine water disaster prevention and control in China from 2000 to 2023
To understand the development status and frontier trends in the prevention and control of coal mine water hazards, a dataset of 962 articles indexed in Web of Science was used. Visualization maps were created ...
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Article
Paleontology Knowledge Graph for Data-Driven Discovery
A knowledge graph (KG) is a knowledge base that integrates and represents data based on a graph-structured data model or topology. Geoscientists have made efforts to construct geoscience-related KGs to overcom...
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Spatiotemporal changes in sunshine duration and its influential factors in Chongqing, China from 1961 to 2020
The surface solar radiation in most parts of the world has undergone a phenomenon known as global dimming and brightening, characterized by an initial decrease followed by an increase. As a result, the sunshin...
