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2022
1.	Juan Carlos Antuña-Marrero; Roberto Román; Victoria E. Cachorro; David Mateos; Carlos Toledano; Abel Calle; Juan Carlos Antuña-Sánchez; Javier Vaquero-Martínez; Manuel Antón; Ángel M. Frutos Baraja Integrated water vapor over the Arctic: Comparison between radiosondes and sun photometer observations Journal Article In: Atmospheric Research, vol. 270, pp. 106059, 2022, ISSN: 0169-8095. Abstract \| Links \| BibTeX \| Tags: AERONET, Arctic, Integrated water vapor, radiosonde, Sun photometer @article{Antuña-Marrero2022, title = {Integrated water vapor over the Arctic: Comparison between radiosondes and sun photometer observations}, author = {Juan Carlos Antuña-Marrero and Roberto Román and Victoria E. Cachorro and David Mateos and Carlos Toledano and Abel Calle and Juan Carlos Antuña-Sánchez and Javier Vaquero-Martínez and Manuel Antón and Ángel M. Frutos Baraja}, url = {https://www.sciencedirect.com/science/article/pii/S016980952200045X}, doi = {https://doi.org/10.1016/j.atmosres.2022.106059}, issn = {0169-8095}, year = {2022}, date = {2022-02-02}, urldate = {2022-01-01}, journal = {Atmospheric Research}, volume = {270}, pages = {106059}, abstract = {The amplification of global warming because of the feedbacks associated with the increase in atmospheric moisture and the decrease in sea ice and snow cover in the Arctic is currently the focus of scientists, policy makers and society. The amplification of global warming is the response to increases in precipitation originally caused by climate change. Arctic predominant increases in specific humidity and precipitation have been documented by observations. In comparison, evapotranspiration in the Arctic is poorly known, in part, because the spatial and temporal sparsity of accurate in situ and remote sensing observations. Although more than 20 observations sites in the Arctic are available, where AERONET sun photometer integrated water vapor (IWV) measurements have been conducted, that information have been barely used. Here, we present a comparison of IWV observations from radiosondes and AERONET sun photometers at ten sites located across the Arctic with the goal to document the feasibility of that set of observations to contribute to the ongoing and future research on polar regions. Sun photometer IWV observations are averaged for three-time windows; 30 min, 6 and 24 h. The predominant dry bias of AERONET IWV observations with respect to radiosondes, identified at tropical and midlatitudes, is also present in the Arctic. The statistics of the comparison show robust results at eight of the ten sites, with precision and accuracy magnitudes below 8 and 2% respectively. The possible causes of the less robust results at the other two sites are discussed. In addition, the impact of selecting other temporal coincidence windows in the average sun photometer IWV used in the comparison were tested. Auto-correlation in diurnal sun photometer IWV could produce appreciable bias in the statistics used for the comparison. We suggest using only one pair of values per day, consisting in the daily mean IWV sun photometer and the IWV radiosonde observation value. This feature should be valid also for comparison of IWV from sun photometer and other instruments. Maximum 10% error level of IWV from sun photometer observations, when compared with radiosondes, have been found for the Arctic. It is in the same order of magnitude than at tropical and middle latitudes locations. It has been demonstrated the feasibility of AERONET IWV observations in the Arctic for research on this variable. AERONET standard instruments and its centralized-standard processing algorithm allow its IWV observations to be considered a relative standard dataset for the re-calibration of other instrumental IWV observations assuming radiosondes as the absolute standard dataset.}, keywords = {AERONET, Arctic, Integrated water vapor, radiosonde, Sun photometer}, pubstate = {published}, tppubtype = {article} } Close The amplification of global warming because of the feedbacks associated with the increase in atmospheric moisture and the decrease in sea ice and snow cover in the Arctic is currently the focus of scientists, policy makers and society. The amplification of global warming is the response to increases in precipitation originally caused by climate change. Arctic predominant increases in specific humidity and precipitation have been documented by observations. In comparison, evapotranspiration in the Arctic is poorly known, in part, because the spatial and temporal sparsity of accurate in situ and remote sensing observations. Although more than 20 observations sites in the Arctic are available, where AERONET sun photometer integrated water vapor (IWV) measurements have been conducted, that information have been barely used. Here, we present a comparison of IWV observations from radiosondes and AERONET sun photometers at ten sites located across the Arctic with the goal to document the feasibility of that set of observations to contribute to the ongoing and future research on polar regions. Sun photometer IWV observations are averaged for three-time windows; 30 min, 6 and 24 h. The predominant dry bias of AERONET IWV observations with respect to radiosondes, identified at tropical and midlatitudes, is also present in the Arctic. The statistics of the comparison show robust results at eight of the ten sites, with precision and accuracy magnitudes below 8 and 2% respectively. The possible causes of the less robust results at the other two sites are discussed. In addition, the impact of selecting other temporal coincidence windows in the average sun photometer IWV used in the comparison were tested. Auto-correlation in diurnal sun photometer IWV could produce appreciable bias in the statistics used for the comparison. We suggest using only one pair of values per day, consisting in the daily mean IWV sun photometer and the IWV radiosonde observation value. This feature should be valid also for comparison of IWV from sun photometer and other instruments. Maximum 10% error level of IWV from sun photometer observations, when compared with radiosondes, have been found for the Arctic. It is in the same order of magnitude than at tropical and middle latitudes locations. It has been demonstrated the feasibility of AERONET IWV observations in the Arctic for research on this variable. AERONET standard instruments and its centralized-standard processing algorithm allow its IWV observations to be considered a relative standard dataset for the re-calibration of other instrumental IWV observations assuming radiosondes as the absolute standard dataset. Close https://www.sciencedirect.com/science/article/pii/S016980952200045X doi:https://doi.org/10.1016/j.atmosres.2022.106059 Close
2018
2.	C. Toledano; M. Gausa; C. Velasco; S. Blindheim; R. Román; I. Hanssen; D. Mateos; M. Herreras; R. González; A. Calle; V. E. Cachorro; A. M. de Frutos Sun photometer and lidar collocated aerosol measurements at ALOMAR: a long-term comparison Conference ISF Kiruna, Sweden, 2018, (45th Annual European Meeting on Atmospheric Studies by Optical Methods). BibTeX \| Tags: Arctic @conference{Toledano2018b, title = {Sun photometer and lidar collocated aerosol measurements at ALOMAR: a long-term comparison}, author = {C. Toledano and M. Gausa and C. Velasco and S. Blindheim and R. Román and I. Hanssen and D. Mateos and M. Herreras and R. González and A. Calle and V. E. Cachorro and A. M. de Frutos}, year = {2018}, date = {2018-08-27}, address = {Kiruna, Sweden}, organization = {ISF}, note = {45th Annual European Meeting on Atmospheric Studies by Optical Methods}, keywords = {Arctic}, pubstate = {published}, tppubtype = {conference} } Close
2017
3.	S. Mogo; E. Conceição; R. Zocca; A. Barroso; R. Monteiro; V. Cachorro In situ characterization of aerosol particles at the ALOMAR station, Andenes, Norway Conference Covilhã, Portugal, 2017, (9a Conferência Portuguesa de Ciências Polares). BibTeX \| Tags: Arctic, POLARUBI, SEM @conference{MogoetalPOLAR2017, title = {In situ characterization of aerosol particles at the ALOMAR station, Andenes, Norway}, author = {S. Mogo and E. Conceição and R. Zocca and A. Barroso and R. Monteiro and V. Cachorro}, year = {2017}, date = {2017-11-06}, address = {Covilhã, Portugal}, note = {9a Conferência Portuguesa de Ciências Polares}, keywords = {Arctic, POLARUBI, SEM}, pubstate = {published}, tppubtype = {conference} } Close
4.	David Mateos; Cristian Velasco-Merino; Chritoph Ritter; Carlos Toledano; Roland Neuber; Victoria E. Cachorro; Ramiro González; Marcos Herreras; Sergio Retuerto; Carmen Oraá; Santiago M. Goizueta; Ángel M. de Frutos Starting of new Sun-Sky-Lunar photometer aerosol observations in the Artic Ny-Ålesund base Conference Research Council of Norway & Svalbard Science Forum Oslo, Norway, 2017, (Svalbard Science Conference). BibTeX \| Tags: ?ngström exponent, aerosol optical depth, Arctic @conference{Mateos2017, title = {Starting of new Sun-Sky-Lunar photometer aerosol observations in the Artic Ny-Ålesund base }, author = {David Mateos; Cristian Velasco-Merino; Chritoph Ritter; Carlos Toledano; Roland Neuber; Victoria E. Cachorro; Ramiro González; Marcos Herreras; Sergio Retuerto; Carmen Oraá; Santiago M. Goizueta; Ángel M. de Frutos}, year = {2017}, date = {2017-11-06}, address = {Oslo, Norway}, organization = {Research Council of Norway & Svalbard Science Forum}, note = {Svalbard Science Conference}, keywords = {?ngström exponent, aerosol optical depth, Arctic}, pubstate = {published}, tppubtype = {conference} } Close
5.	S. Mogo; E. Conceição; R. Rocca; A. Barroso; R. Monteiro; V. Cachorro Preliminary results of the POLARUBI 2016 and 2017 field campaigns – morphological characterization of aerosol particles at the ALOMAR station, Andenes, Norway Conference Universitat Politècnica de Catalunya Barcelona, Spain, 2017, (44th Annual European Meeting on Atmospheric Studies by Optical Methods). Links \| BibTeX \| Tags: Arctic, Morphological characterization of aerosol, POLARUBI, SEM @conference{Mogo2017, title = {Preliminary results of the POLARUBI 2016 and 2017 field campaigns – morphological characterization of aerosol particles at the ALOMAR station, Andenes, Norway}, author = {S. Mogo and E. Conceição and R. Rocca and A. Barroso and R. Monteiro and V. Cachorro}, url = {https://atmosopt2017.upc.edu/en/abstract-submission/44AM_Abstracts_1sep2017.pdf}, year = {2017}, date = {2017-09-04}, address = {Barcelona, Spain}, organization = {Universitat Politècnica de Catalunya}, note = {44th Annual European Meeting on Atmospheric Studies by Optical Methods}, keywords = {Arctic, Morphological characterization of aerosol, POLARUBI, SEM}, pubstate = {published}, tppubtype = {conference} } Close https://atmosopt2017.upc.edu/en/abstract-submission/44AM_Abstracts_1sep2017.pdf Close
6.	C. Velasco-Merino, D. Mateos, C. Toledano, V. Cachorro, R. González, M.A. Burgos, S. Blindheim, M. Gausa, A. Berjón, C. Guirado, A. Calle,; A.M. de Frutos Overview of sun photometer measurements of aerosol radiative properties in a pristine Sub-Arctic area Conference 2017, (5th Iberian Meeting on Aerosol Science and Technology). BibTeX \| Tags: AERONET, aerosol optical depth, Arctic @conference{Velasco-Merino2017b, title = {Overview of sun photometer measurements of aerosol radiative properties in a pristine Sub-Arctic area}, author = {C. Velasco-Merino, D. Mateos, C. Toledano, V. Cachorro, R. González, M.A. Burgos, S. Blindheim, M. Gausa, A. Berjón, C. Guirado, A. Calle, and A.M. de Frutos}, year = {2017}, date = {2017-07-04}, note = {5th Iberian Meeting on Aerosol Science and Technology}, keywords = {AERONET, aerosol optical depth, Arctic}, pubstate = {published}, tppubtype = {conference} } Close
7.	S. Mogo; V. Cachorro; E. Conceição; A. Barroso; R. Zocca; A.M. de Frutos POLARUBI field campaign: individual particle analysis of atmospheric aerosols collected at the ALOMAR station, Andenes, Norway Conference Lund, Sweden, 2017, (NOSA Aerosol Symposium 2017). BibTeX \| Tags: Arctic, POLARUBI, SEM @conference{MogoetalNOSA2017, title = {POLARUBI field campaign: individual particle analysis of atmospheric aerosols collected at the ALOMAR station, Andenes, Norway}, author = {S. Mogo and V. Cachorro and E. Conceição and A. Barroso and R. Zocca and A.M. de Frutos}, year = {2017}, date = {2017-03-20}, address = {Lund, Sweden}, note = {NOSA Aerosol Symposium 2017}, keywords = {Arctic, POLARUBI, SEM}, pubstate = {published}, tppubtype = {conference} } Close
8.	D. Mateos, V. Cachorro, C. Toledano, C. Velasco-Merino, M.A. Burgos, R. González, S. Blindheim, M. Gausa, A. Berjón, C. Guirado, A. Calle,; A.M. de Frutos Aerosol radiative effect in the shortwave range for the extreme aerosol events registered with Sun photometry in a pristine subarctic area Conference Consortium for Aerosol Science and Technology Lund, Sweden, 2017, (NOSA Aerosol Symposium 2017). BibTeX \| Tags: ?ngström exponent, AERONET, aerosol optical depth, Arctic @conference{Mateos2017c, title = {Aerosol radiative effect in the shortwave range for the extreme aerosol events registered with Sun photometry in a pristine subarctic area}, author = {D. Mateos, V. Cachorro, C. Toledano, C. Velasco-Merino, M.A. Burgos, R. González, S. Blindheim, M. Gausa, A. Berjón, C. Guirado, A. Calle, and A.M. de Frutos}, year = {2017}, date = {2017-03-20}, address = {Lund, Sweden}, organization = {Consortium for Aerosol Science and Technology}, note = {NOSA Aerosol Symposium 2017}, keywords = {?ngström exponent, AERONET, aerosol optical depth, Arctic}, pubstate = {published}, tppubtype = {conference} } Close
9.	C. Velasco-Merino, D. Mateos, C. Toledano, V. Cachorro, R. González, M.A. Burgos, S. Blindheim, M. Gausa, A. Berjón, C. Guirado, A. Calle,; A.M. de Frutos Long-term aerosol characterization in a sub-Arctic area using sun photometer data: columnar optical and microphysical properties Conference Consortium for Aerosol Science and Technology Lund, Sweden, 2017, (NOSA Aerosol Symposium 2017). BibTeX \| Tags: AERONET, aerosol optical depth, Arctic @conference{Velasco-Merino2017b, title = {Long-term aerosol characterization in a sub-Arctic area using sun photometer data: columnar optical and microphysical properties}, author = {C. Velasco-Merino, D. Mateos, C. Toledano, V. Cachorro, R. González, M.A. Burgos, S. Blindheim, M. Gausa, A. Berjón, C. Guirado, A. Calle, and A.M. de Frutos }, year = {2017}, date = {2017-03-20}, address = {Lund, Sweden}, organization = {Consortium for Aerosol Science and Technology}, note = {NOSA Aerosol Symposium 2017}, keywords = {AERONET, aerosol optical depth, Arctic}, pubstate = {published}, tppubtype = {conference} } Close
10.	M.A. Burgos, D. Mateos, V.E. Cachorro, C. Toledano, C. Velasco-Merino, R. Gonzalez, A. Calle, A.M. De Frutos, S. , Blindheim, M. Gausa Quantification of high turbidity atmospheric episodes at the subarctic site Andenes (Norway) Conference 2017, (NOSA Aerosol Symposium 2017). BibTeX \| Tags: AERONET, aerosol optical depth, Arctic, Quality Assurance @conference{Burgos2017, title = {Quantification of high turbidity atmospheric episodes at the subarctic site Andenes (Norway)}, author = {M.A. Burgos, D. Mateos, V.E. Cachorro, C. Toledano, C. Velasco-Merino, R. Gonzalez, A. Calle, A.M. De Frutos, S. , Blindheim, M. Gausa}, year = {2017}, date = {2017-03-20}, note = {NOSA Aerosol Symposium 2017}, keywords = {AERONET, aerosol optical depth, Arctic, Quality Assurance}, pubstate = {published}, tppubtype = {conference} } Close
11.	M.A. Burgos, C. Ritter, D. Mateos, V.E. Cachorro Aerosol Radiative Effect of the Biomass Burning Outbreak Registered in the European Arctic site of Ny-Ålesund Conference Consortium for Aerosol Science and Technology Lund, Sweden, 2017, (NOSA Aerosol Symposium 2017). BibTeX \| Tags: aerosol optical depth, Arctic, Radiative forcing @conference{Burgos2017b, title = {Aerosol Radiative Effect of the Biomass Burning Outbreak Registered in the European Arctic site of Ny-Ålesund}, author = {M.A. Burgos, C. Ritter, D. Mateos, V.E. Cachorro}, year = {2017}, date = {2017-03-20}, address = {Lund, Sweden}, organization = {Consortium for Aerosol Science and Technology}, note = {NOSA Aerosol Symposium 2017}, keywords = {aerosol optical depth, Arctic, Radiative forcing}, pubstate = {published}, tppubtype = {conference} } Close
2016
12.	S. Mogo; A. Barroso; R. Zocca; E. Conceição; J. Rodrigues; V. Cachorro Individual particle analysis of atmospheric aerosols at a remote site, north of the Arctic Circle Conference Forthcoming Lisboa, Portugal, Forthcoming, (8a Conferência Portuguesa de Ciências Polares,). BibTeX \| Tags: Arctic, POLARUBI, SEM @conference{MogoetalPOLAR2016, title = {Individual particle analysis of atmospheric aerosols at a remote site, north of the Arctic Circle}, author = {S. Mogo and A. Barroso and R. Zocca and E. Conceição and J. Rodrigues and V. Cachorro}, year = {2016}, date = {2016-10-26}, address = {Lisboa, Portugal}, note = {8a Conferência Portuguesa de Ciências Polares,}, keywords = {Arctic, POLARUBI, SEM}, pubstate = {forthcoming}, tppubtype = {conference} } Close
13.	S. Mogo; M. Medeiros; R. Martins; V. Cachorro; A. de Frutos; R. Lyngra; E. Conceição; L. Neves POLARUBI campaign --- Individual particle analysis of atmospheric aerosols at a remote site, north of the Arctic Circle Conference Forthcoming Aveiro, Portugal, Forthcoming, (4th Iberian Meeting on Aerosol Science and Technology). BibTeX \| Tags: Arctic, POLARUBI, SEM @conference{MogoetalRICTA2016, title = {POLARUBI campaign --- Individual particle analysis of atmospheric aerosols at a remote site, north of the Arctic Circle}, author = {S. Mogo and M. Medeiros and R. Martins and V. Cachorro and A. de Frutos and R. Lyngra and E. Conceição and L. Neves}, year = {2016}, date = {2016-06-29}, address = {Aveiro, Portugal}, note = {4th Iberian Meeting on Aerosol Science and Technology}, keywords = {Arctic, POLARUBI, SEM}, pubstate = {forthcoming}, tppubtype = {conference} } Close

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