Leiku Yang
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View article: A novel ensemble learning algorithm integrating WRF-CMAQ and downscaling models for hourly estimation of regional air pollution along with vegetation exposure risk detection
A novel ensemble learning algorithm integrating WRF-CMAQ and downscaling models for hourly estimation of regional air pollution along with vegetation exposure risk detection Open
Timely assessment of the spatiotemporal evolution, meteorological drivers, and vegetation exposure risks of regional air pollution is critical for addressing challenges posed by rapid urbanization. To achieve this, an integrated machine le…
View article: Simulation analysis of the effects of aerosol and surface albedo on the remote sensing detection of greenhouse gases in the short-wave infrared 1.6 μm
Simulation analysis of the effects of aerosol and surface albedo on the remote sensing detection of greenhouse gases in the short-wave infrared 1.6 μm Open
Aerosols and surface albedo are major sources of error in retrieving greenhouse gas concentrations using high-resolution shortwave infrared spectroscopy. This study employs a high-precision atmospheric radiative transfer model to simulate …
View article: Simulation analysis of the effects of aerosol and surface albedo on the remote sensing detection of greenhouse gases in the short-wave infrared 1.6 μm
Simulation analysis of the effects of aerosol and surface albedo on the remote sensing detection of greenhouse gases in the short-wave infrared 1.6 μm Open
Aerosols and surface albedo are major sources of error in retrieving greenhouse gas concentrations using high-resolution shortwave infrared spectroscopy. This study employs a high-precision atmospheric radiative transfer model to simulate …
View article: Simulation analysis of the effects of aerosol and surface albedo on the remote sensing detection of greenhouse gases in the short-wave infrared 1.6 μm
Simulation analysis of the effects of aerosol and surface albedo on the remote sensing detection of greenhouse gases in the short-wave infrared 1.6 μm Open
Aerosols and surface albedo are major sources of error in retrieving greenhouse gas concentrations using high-resolution shortwave infrared spectroscopy. This study employs a high-precision atmospheric radiative transfer model to simulate …
View article: Aerosol Optical Depth Retrieval Over Ocean and Land From Fengyun-3F MERSI-III: First Results and Validation
Aerosol Optical Depth Retrieval Over Ocean and Land From Fengyun-3F MERSI-III: First Results and Validation Open
The Fengyun-3F (FY-3F) satellite, China’s latest launched polar-orbiting meteorological satellite with morning overpass, carries the advanced Medium Resolution Spectral Imager-III (MERSI-III). Sharing similar characteristics with the Moder…
View article: The Construction of a Crop Flood Damage Assessment Index to Rapidly Assess the Extent of Postdisaster Impact
The Construction of a Crop Flood Damage Assessment Index to Rapidly Assess the Extent of Postdisaster Impact Open
Floods are among the most serious natural disasters worldwide; they cause enormous crop losses every year and threaten world food security. Many studies have focused on flood impact assessments for administrative districts, but fewer have …
View article: Global evaluation of Fengyun-3 MERSI dark target aerosol retrievals over land
Global evaluation of Fengyun-3 MERSI dark target aerosol retrievals over land Open
The Medium Resolution Spectral Image (MERSI) is a MODIS-like sensor aboard Fengyun-3 satellite. The first version of MERSI aerosol algorithm has been developed based on MODIS dark target (DT) algorithm, with modified models for estimating …
View article: Construction of a Crop Flood Damage Assessment Index to Rapidly Assess the Extent of Postdisaster Impact
Construction of a Crop Flood Damage Assessment Index to Rapidly Assess the Extent of Postdisaster Impact Open
Floods are among the most serious natural disasters worldwide; they cause enormous crop losses every year and threaten world food security. There are many studies focused on flood impact assessments for administrative districts but fewer o…
View article: Comment on Abdul Jabbar et al. Air Quality, Pollution and Sustainability Trends in South Asia: A Population-Based Study. Int. J. Environ. Res. Public Health 2022, 19, 7534
Comment on Abdul Jabbar et al. Air Quality, Pollution and Sustainability Trends in South Asia: A Population-Based Study. Int. J. Environ. Res. Public Health 2022, 19, 7534 Open
This comment discusses the use of PM2.5 (mass concentration of fine particulate matter with an aerodynamic diameter less than 2.5 microns) data in the recently published article entitled “Air Quality, Pollution and Sustainability Trends in…
View article: Synthesis of the ICESat/ICESat-2 and CryoSat-2 observations to reconstruct time series of lake level
Synthesis of the ICESat/ICESat-2 and CryoSat-2 observations to reconstruct time series of lake level Open
Synthesis of multi-satellite altimetry facilitates the acquisition of long-term changes in lake level but may induce biases due to inconsistent data sources, and thus remains largely unexplored. This study investigates the integrated appli…
View article: A Novel Algorithm of Haze Identification Based on FY3D/MERSI-II Remote Sensing Data
A Novel Algorithm of Haze Identification Based on FY3D/MERSI-II Remote Sensing Data Open
Since 2013, frequent haze pollution events in China have been attracting public attention, generating a demand to identify the haze areas using satellite observations. Many studies of haze recognition algorithms are based on observations f…
View article: Spatiotemporal Variation, Driving Mechanism and Predictive Study of Total Column Ozone: A Case Study in the Yangtze River Delta Urban Agglomerations
Spatiotemporal Variation, Driving Mechanism and Predictive Study of Total Column Ozone: A Case Study in the Yangtze River Delta Urban Agglomerations Open
Total column ozone (TCO) describes the amount of ozone in the entire atmosphere. Many scholars have used the lower resolution data to study TCO in different regions, but new phenomena can be discovered using high-precision and high-resolut…
View article: Evaluation and Comparison of MODIS C6 and C6.1 Deep Blue Aerosol Products in Arid and Semi-Arid Areas of Northwestern China
Evaluation and Comparison of MODIS C6 and C6.1 Deep Blue Aerosol Products in Arid and Semi-Arid Areas of Northwestern China Open
The Moderate Resolution Imaging Spectroradiometer (MODIS) Deep Blue (DB) algorithm was developed for aerosol retrieval on bright surfaces. Although the global validation accuracy of the DB product is satisfactory, there are still some regi…
View article: Assimilation application of MERSI AOD of FY-3D satellite data
Assimilation application of MERSI AOD of FY-3D satellite data Open
为äºéªè¯é£äºä¸å·DæMERSIä¼ æå¨çæ°æº¶è¶å å¦å度ï¼AODï¼æ°æ®å¯¹å°é¢PM2.5ç污æè¿ç¨é¢æ¥çææï¼æ¬æåºäºWRF-Chemï¼Weather Research and Forecasting model coupled with Chemistryï¼å¤§æ°åå¦æ¨¡å¼å丅
View article: A Dark Target research aerosol algorithm for MODIS observations over eastern China: increasing coverage while maintaining accuracy at high aerosol loading
A Dark Target research aerosol algorithm for MODIS observations over eastern China: increasing coverage while maintaining accuracy at high aerosol loading Open
Satellite aerosol products such as the Dark Target (DT) produced from the MODerate resolution Imaging Spectroradiometer (MODIS) are useful for monitoring the progress of air pollution. Unfortunately, the DT often fails to retrieve during t…
View article: Exploring the Attractiveness of Residential Areas for Human Activities Based on Shared E-Bike Trajectory Data
Exploring the Attractiveness of Residential Areas for Human Activities Based on Shared E-Bike Trajectory Data Open
Human activities generate diverse and sophisticated functional areas and may impact the existing planning of functional areas. Understanding the relationship between human activities and functional areas is key to identifying the real-time…
View article: A Dark Target research aerosol algorithm for MODIS observationsover eastern China: Increasing coverage while maintaining accuracyat high aerosol loading
A Dark Target research aerosol algorithm for MODIS observationsover eastern China: Increasing coverage while maintaining accuracyat high aerosol loading Open
Satellite aerosol products such as the Dark Target (DT) produced from the MODerate resolution Imaging Spectroradiometer (MODIS), are useful for monitoring the progress of air pollution. Unfortunately, the DT often fails to retrieve during …
View article: Aerosol Direct Radiative Effects over China Based on Long-Term Observations within the Sun–Sky Radiometer Observation Network (SONET)
Aerosol Direct Radiative Effects over China Based on Long-Term Observations within the Sun–Sky Radiometer Observation Network (SONET) Open
To investigate aerosol radiative effects, the Sun–Sky Radiometer Observation Network (SONET) has performed long-term observations of columnar atmospheric aerosol properties at 20 distributed stations around China. The aerosol direct radiat…
View article: The Estimation of Surface Albedo from DSCOVR EPIC
The Estimation of Surface Albedo from DSCOVR EPIC Open
Surface albedo is an important parameter in climate models. The main way to obtain continuous surface albedo for large areas is satellite remote sensing. However, the existing albedo products rarely meet daily-scale requirements, which has…
View article: Land aerosol retrieval from MERSI onboard Chinese Fengyun-3
Land aerosol retrieval from MERSI onboard Chinese Fengyun-3 Open
<p>The MEdium Resolution Spectral Imager (MERSI) onboard Chinese Fengyun-3 (FY-3) satellite is designed similar to MODIS and VIIRS, which would be an important supplement for multi-sensor measuring aerosol temporal and spatial distri…
View article: Retrieval of Aerosol Optical Depth Over North China From Polarized Satellite Observations Using Re‐derived Surface Properties
Retrieval of Aerosol Optical Depth Over North China From Polarized Satellite Observations Using Re‐derived Surface Properties Open
Key Points We re‐derived the spectral relationships of surface polarized reflectance over north China Aerosol optical depths over north China were retrieved from polarized satellite observations using the new relationships The seasonal var…
View article: Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network
Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network Open
Multi-year observations of aerosol microphysical and optical properties, obtained through ground-based remote sensing at 50 China Aerosol Remote Sensing Network (CARSNET) sites, were used to characterize the aerosol climatology for represe…
View article: The Normalized Difference Vegetation Index and Angular Variation of Surface Spectral Polarized Reflectance Relationships: Improvements on Aerosol Remote Sensing Over Land
The Normalized Difference Vegetation Index and Angular Variation of Surface Spectral Polarized Reflectance Relationships: Improvements on Aerosol Remote Sensing Over Land Open
Surface polarized reflectance is related to its optical properties and observation geometry. It disturbs remote sensing of aerosol. In this study, we differentiated the polarized reflectance of a natural surface based on the normalized dif…
View article: Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network
Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network Open
Long-term observations of aerosol microphysical and optical properties obtained through ground-based remote sensing at 50 China Aerosol Remote Sensing Network (CARSNET) sites were used to characterize the aerosol climatology for representa…
View article: Date sets for "Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network"
Date sets for "Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network" Open
Data sets from Figures 1 to 9
View article: Datasets for "Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network"
Datasets for "Spatial distribution of aerosol microphysical and optical properties and direct radiative effect from the China Aerosol Remote Sensing Network" Open
Datasets from Figures 1 to 9
View article: Aerosol Optical Properties over an Urban Site in Central China Determined Using Ground-Based Sun Photometer Measurements
Aerosol Optical Properties over an Urban Site in Central China Determined Using Ground-Based Sun Photometer Measurements Open
Sun photometer measurements taken in urban Jiaozuo in central China from July 2016 to February 2018 were used to investigate the aerosol optical and microphysical properties, including the climatological variation in properties, the types …