Filters








12 Hits in 9.3 sec

Performance of the NPP-VIIRS and aqua-MODIS Aerosol Optical Depth Products over the Yangtze River Basin

Lijie He, Lunche Wang, Aiwen Lin, Ming Zhang, Muhammad Bilal, Jing Wei
2018 Remote Sensing  
optical depth (AOD) products are validated against the Cimel sun-photometer (CE318) AOD measurements during different air quality conditions over the Yangtze river basin (YRB) from 2 May 2012 to 31 December  ...  However, to our knowledge, few related studies were performed over central and western China like the whole Yangtze river basin (YRB).  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs10010117 fatcat:jeczif64angtxh4klmphsexbna

Validation of VIIRS AOD through a Comparison with a Sun Photometer and MODIS AODs over Wuhan

Wei Wang, Feiyue Mao, Zengxin Pan, Lin Du, Wei Gong
2017 Remote Sensing  
Wuhan is the largest city in central China, with a dense population and heavy industrialization on the Yangtze River Basin (indicated by the white point in Figure 1 ).  ...  However, the accuracy and consistency of retrieving aerosol products via VIIRS remain worse than that of MODIS [16], due to uncertainties from cloud screening, radiance calibration, and aerosol optical  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs9050403 fatcat:52vrhgz4qrftxob3ncvg3hmr7i

Air Quality over China

Gerrit de Leeuw, Ronald van der A, Jianhui Bai, Yong Xue, Costas Varotsos, Zhengqiang Li, Cheng Fan, Xingfeng Chen, Ioannis Christodoulakis, Jieying Ding, Xuewei Hou, Georgios Kouremadas (+5 others)
2021 Remote Sensing  
The aims of the Dragon 4 project "Air quality over China" were the determination of trends in the concentrations of aerosols and trace gases, quantification of emissions using a top-down approach and gain  ...  This was achieved through (a) satellite observations of trace gases and aerosols to study the temporal and spatial variability of air pollutants; (b) derivation of trace gas emissions from satellite observations  ...  Acknowledgments: The authors acknowledge the data providers for their ceaseless effort to collect, process, quality control and provide data of the best possible quality.  ... 
doi:10.3390/rs13173542 fatcat:x6udhqz76vbxvcnt7263oecnqy

Evaluation of the MODIS C6 Aerosol Optical Depth Products over Chongqing, China

Guangming Shi, Ruiling Liu, Ding Wang, Fumo Yang
2017 Atmosphere  
The Moderate Resolution Imaging Spectroradiometer (MODIS) Collection 6 (C6) aerosol optical depth (AOD) products from the 10/3 km Dark Target (DT) and Deep Blue (DB) algorithms are firstly evaluated using  ...  Global validation of the MODIS C5 and C6 aerosol products has been performed adequately both over ocean and land by comparing MODIS AODs with ground based AOD measurements [15] [16] [17] [18] .  ...  ) of the Chinese Academy of Sciences, the National Natural Science Foundation of China (41375123), and Chongqing Science and Technology Commission (cstc2014yykfC20003, cstckjcxljrc13).  ... 
doi:10.3390/atmos8110227 fatcat:jngs2lab7zbgnlhmicip4qd77i

LGHAP: the Long-term Gap-free High-resolution Air Pollutant concentration dataset, derived via tensor-flow-based multimodal data fusion

Kaixu Bai, Ke Li, Mingliang Ma, Kaitao Li, Zhengqiang Li, Jianping Guo, Ni-Bin Chang, Zhuo Tan, Di Han
2022 Earth System Science Data  
By synergistically integrating multimodal aerosol data acquired from diverse sources via a tensor-flow-based data fusion method, a gap-free aerosol optical depth (AOD) dataset with a daily 1 km resolution  ...  The LGHAP provides a suite of long-term gap-free gridded maps with a high resolution to better examine aerosol changes in China over the past 2 decades, from which three major variation periods of haze  ...  Aerosol optical depth (AOD), an indicator of aerosol bulks distributed within a column of air from the Earth's surface to the top of the atmosphere, has been monitored for decades to map global aerosol  ... 
doi:10.5194/essd-14-907-2022 fatcat:lpl7g6rtibarpig76ko4xy5dem

An overview of MATISSE-v2.0

Luc Labarre, Karine Caillault, Sandrine Fauqueux, Claire Malherbe, Antoine Roblin, Bernard Rosier, Pierre Simoneau, Karin Stein, John D. Gonglewski
2010 Optics in Atmospheric Propagation and Adaptive Systems XIII  
The symposium, like our other conferences and activities, would not be possible without the dedicated contribution of our participants and members.  ...  This Programme is based on commitments received up to the time of publication and is subject to change without notice.  ...  Interpretation of the results is performed by means of a theoretical model developed for PSTPM investigation of isolated nanoparticles [6].  ... 
doi:10.1117/12.868183 fatcat:5anlqspzzzcftfufaxvlr45zve

Satellite remote sensing of atmospheric particulate matter mass concentration: advances, challenges, and perspectives

Ying Zhang, Zhengqiang Li, Kaixu Bai, Yuanyuan Wei, Yisong Xie, Yuanxun Zhang, Yang Ou, Jason Cohen, Yuhuan Zhang, Zongren Peng, Xingying Zhang, Chen Cheng (+6 others)
2021 Fundamental Research  
This study was supported by the National Outstanding Youth Foundation of China ( 41925019 ), the National Key R&D Program of China (2016YFE0201400), and the National Natural Science Foundation of China  ...  We also acknowledge the support of the Labex CaPPA project, which is funded by the French National Research Agency under contract "ANR-11-LABX-0005-01 ″ .  ...  [17] compared the performance of AOD derived from MODIS, MISR, and VIIRS observations and found that AOD derived from the latter two instruments led to a more consistent PM estimation than with MODIS  ... 
doi:10.1016/j.fmre.2021.04.007 fatcat:gy6uw6kfsvdnjihs3cwajanzbq

Measuring and Monitoring Urban Impacts on Climate Change from Space

Cristina Milesi, Galina Churkina
2020 Remote Sensing  
Large amounts of earth observations from space have been collected over the last five decades and while most of the measurements have not been designed specifically for monitoring urban areas, an increasing  ...  number of these observations is being used for understanding the growth rates of cities and their environmental impacts.  ...  Conflicts of Interest: The authors declare no conflict of interest. Remote Sens. 2020, 12, 3494  ... 
doi:10.3390/rs12213494 fatcat:pwo7xjt2wjazdeyulh2zqeqtsy

State of the Climate in 2020

J. Blunden, T. Boyer
2021 Bulletin of The American Meteorological Society - (BAMS)  
AbstractEditors note: For easy download the posted pdf of the State of the Climate in 2020 is a very low-resolution file. A high-resolution copy of the report is available by clicking here.  ...  Please be patient as it may take a few minutes for the high-resolution file to download.  ...  As of 21 July, there were 14 fatalities and more than 35,000 people affected and over 3400 houses destroyed, with loss of livestock and crops.  ... 
doi:10.1175/2021bamsstateoftheclimate.1 fatcat:2fmwtvqkknbtfoh6ffxlnehe7i

State of the Climate in 2014

Jessica Blunden, Derek S. Arndt
2015 Bulletin of The American Meteorological Society - (BAMS)  
2002-present) , and VIIRS on Suomi-NPP (2011-present) .  ...  Satellite observations provide global information on the total aerosol optical depth (AOD).  ... 
doi:10.1175/2015bamsstateoftheclimate.1 fatcat:fybwwokhwjaplf3dn7oow64hju

State of the Climate in 2015

Jessica Blunden, Derek S. Arndt
2016 Bulletin of The American Meteorological Society - (BAMS)  
MODIS satellite instruments on Aqua and Terra have continued to provide retrievals of AOD during 2015, while the Visible Infrared Imaging Radiometer Suite (VIIRS) on Suomi NPP has provided aerosol data  ...  Observational datasets used, among others, are the NASA MODIS Aerosol Optical Depth Collection 5 product (Remer et al. 2005 ) and the MOPITT V5 total column carbon monoxide (CO) retrievals.  ...  much of the Antarctic south of the ACC, especially over the Weddell Sea (0°-60°W).  ... 
doi:10.1175/2016bamsstateoftheclimate.1 fatcat:fnv5mcatbjgjzi2p2huzykdxne

Measuring and monitoring urban impacts on climate change from space [article]

Cristina Milesi, Galina Churkina, University, My
2021
Large amounts of earth observations from space have been collected over the last five decades and while most of the measurements have not been designed specifically for monitoring urban areas, an increasing  ...  number of these observations is being used for understanding the growth rates of cities and their environmental impacts.  ...  Acknowledgments: We thank the anonymous reviewers for their constructive comments and suggestions. We are grateful to Angelica Nemani for editing assistance.  ... 
doi:10.34657/6795 fatcat:exm5r3ogtbbife6gx3flcwywd4