Zobrazeno 1 - 10
of 238
pro vyhledávání: '"O Uchino"'
Autor:
N. Bègue, A. Baron, G. Krysztofiak, G. Berthet, C. Kloss, F. Jégou, S. Khaykin, M. Ranaivombola, T. Millet, T. Portafaix, V. Duflot, P. Keckhut, H. Vérèmes, G. Payen, M. K. Sha, P.-F. Coheur, C. Clerbaux, M. Sicard, T. Sakai, R. Querel, B. Liley, D. Smale, I. Morino, O. Uchino, T. Nagai, P. Smale, J. Robinson, H. Bencherif
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 8031-8048 (2024)
During the 2020 austral summer, the pristine atmosphere of the southwest Indian Ocean (SWIO) basin experienced significant perturbations. This study examines the variability of aerosols and carbon monoxide (CO) over this remote oceanic region and inv
Externí odkaz:
https://doaj.org/article/64584ddd11144bcb930a5407005de939
Autor:
J. Hofer, P. Seifert, J. B. Liley, M. Radenz, O. Uchino, I. Morino, T. Sakai, T. Nagai, A. Ansmann
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 1265-1280 (2024)
The presented study investigates the efficiency of heterogeneous ice formation in natural clouds over Lauder, New Zealand / Aotearoa. Aerosol conditions in the middle troposphere above Lauder are subject to huge contrasts. Clean, pristine air masses
Externí odkaz:
https://doaj.org/article/18249f3fa9994d1a8c3750e8bc44a4bc
Autor:
M Ishizawa, K Mabuchi, T Shirai, M Inoue, I Morino, O Uchino, Y Yoshida, D Belikov, S Maksyutov
Publikováno v:
Environmental Research Letters, Vol 11, Iss 10, p 105001 (2016)
Northern Eurasia is one of the largest terrestrial carbon reservoirs on the Earth’s surface. However, since the coverage of surface CO _2 observations is still limited, the response to the climate variability remains uncertain. We estimated monthly
Externí odkaz:
https://doaj.org/article/9e4cec8b38bf45daa370ea51ddaca903
Autor:
H. Ohyama, I. Morino, V. A. Velazco, T. Klausner, G. Bagtasa, M. Kiel, M. Frey, A. Hori, O. Uchino, T. Matsunaga, N. M. Deutscher, J. P. DiGangi, Y. Choi, G. S. Diskin, S. E. Pusede, A. Fiehn, A. Roiger, M. Lichtenstern, H. Schlager, P. K. Wang, C. C.-K. Chou, M. D. Andrés-Hernández, J. P. Burrows
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 5149-5163 (2020)
Column-averaged dry-air mole fractions of carbon dioxide (XCO2) and methane (XCH4) measured by a solar viewing portable Fourier transform spectrometer (FTS, EM27/SUN) have been characterized and validated by comparison using in situ profile measureme
Externí odkaz:
https://doaj.org/article/5c69aae65fe94874b0cc3af955df9118
Autor:
J. K. Hedelius, T.-L. He, D. B. A. Jones, B. C. Baier, R. R. Buchholz, M. De Mazière, N. M. Deutscher, M. K. Dubey, D. G. Feist, D. W. T. Griffith, F. Hase, L. T. Iraci, P. Jeseck, M. Kiel, R. Kivi, C. Liu, I. Morino, J. Notholt, Y.-S. Oh, H. Ohyama, D. F. Pollard, M. Rettinger, S. Roche, C. M. Roehl, M. Schneider, K. Shiomi, K. Strong, R. Sussmann, C. Sweeney, Y. Té, O. Uchino, V. A. Velazco, W. Wang, T. Warneke, P. O. Wennberg, H. M. Worden, D. Wunch
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 5547-5572 (2019)
Observations of carbon monoxide (CO) from the Measurements Of Pollution In The Troposphere (MOPITT) instrument aboard the Terra spacecraft were expected to have an accuracy of 10 % prior to the launch in 1999. Here we evaluate MOPITT Version 7 join
Externí odkaz:
https://doaj.org/article/3524c9f67e6049fc862e6dc79926ff55
Autor:
M. Ouchi, Y. Matsumi, T. Nakayama, K. Shimizu, T. Sawada, T. Machida, H. Matsueda, Y. Sawa, I. Morino, O. Uchino, T. Tanaka, R. Imasu
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 5639-5653 (2019)
A novel, practical observation system for measuring tropospheric carbon dioxide (CO2) concentrations using a non-dispersive infrared analyzer carried by a small helium-filled balloon (CO2 sonde) has been developed for the first time. Vertical profile
Externí odkaz:
https://doaj.org/article/5c2b743a69cc48478f6c1c25230943f0
Autor:
V. A. Velazco, N. M. Deutscher, I. Morino, O. Uchino, B. Bukosa, M. Ajiro, A. Kamei, N. B. Jones, C. Paton-Walsh, D. W. T. Griffith
Publikováno v:
Earth System Science Data, Vol 11, Pp 935-946 (2019)
In this study, we present ground-based measurements of column-averaged dry-air mole fractions (DMFs) of CO2 (or XCO2) taken in a semiarid region of Australia with an EM27/SUN portable spectrometer equipped with an automated clamshell cover. We compar
Externí odkaz:
https://doaj.org/article/4861955ee5114913b93ba109d928ef96
Autor:
C. W. O'Dell, A. Eldering, P. O. Wennberg, D. Crisp, M. R. Gunson, B. Fisher, C. Frankenberg, M. Kiel, H. Lindqvist, L. Mandrake, A. Merrelli, V. Natraj, R. R. Nelson, G. B. Osterman, V. H. Payne, T. E. Taylor, D. Wunch, B. J. Drouin, F. Oyafuso, A. Chang, J. McDuffie, M. Smyth, D. F. Baker, S. Basu, F. Chevallier, S. M. R. Crowell, L. Feng, P. I. Palmer, M. Dubey, O. E. García, D. W. T. Griffith, F. Hase, L. T. Iraci, R. Kivi, I. Morino, J. Notholt, H. Ohyama, C. Petri, C. M. Roehl, M. K. Sha, K. Strong, R. Sussmann, Y. Te, O. Uchino, V. A. Velazco
Publikováno v:
Atmospheric Measurement Techniques, Vol 11, Pp 6539-6576 (2018)
Since September 2014, NASA's Orbiting Carbon Observatory-2 (OCO-2) satellite has been taking measurements of reflected solar spectra and using them to infer atmospheric carbon dioxide levels. This work provides details of the OCO-2 retrieval algor
Externí odkaz:
https://doaj.org/article/aefff748e8c049929c977c8834a38689
Autor:
D. Wunch, P. O. Wennberg, G. Osterman, B. Fisher, B. Naylor, C. M. Roehl, C. O'Dell, L. Mandrake, C. Viatte, M. Kiel, D. W. T. Griffith, N. M. Deutscher, V. A. Velazco, J. Notholt, T. Warneke, C. Petri, M. De Maziere, M. K. Sha, R. Sussmann, M. Rettinger, D. Pollard, J. Robinson, I. Morino, O. Uchino, F. Hase, T. Blumenstock, D. G. Feist, S. G. Arnold, K. Strong, J. Mendonca, R. Kivi, P. Heikkinen, L. Iraci, J. Podolske, P. W. Hillyard, S. Kawakami, M. K. Dubey, H. A. Parker, E. Sepulveda, O. E. García, Y. Te, P. Jeseck, M. R. Gunson, D. Crisp, A. Eldering
Publikováno v:
Atmospheric Measurement Techniques, Vol 10, Pp 2209-2238 (2017)
NASA's Orbiting Carbon Observatory-2 (OCO-2) has been measuring carbon dioxide column-averaged dry-air mole fraction, XCO2, in the Earth's atmosphere for over 2 years. In this paper, we describe the comparisons between the first major release of t
Externí odkaz:
https://doaj.org/article/18161eb7fb1544ebb65b9f94d609d628
Autor:
L. Feng, P. I. Palmer, H. Bösch, R. J. Parker, A. J. Webb, C. S. C. Correia, N. M. Deutscher, L. G. Domingues, D. G. Feist, L. V. Gatti, E. Gloor, F. Hase, R. Kivi, Y. Liu, J. B. Miller, I. Morino, R. Sussmann, K. Strong, O. Uchino, J. Wang, A. Zahn
Publikováno v:
Atmospheric Chemistry and Physics, Vol 17, Iss 7, Pp 4781-4797 (2017)
We use the GEOS-Chem global 3-D model of atmospheric chemistry and transport and an ensemble Kalman filter to simultaneously infer regional fluxes of methane (CH4) and carbon dioxide (CO2) directly from GOSAT retrievals of XCH4 : XCO2, using sparse g
Externí odkaz:
https://doaj.org/article/2a1160a7ca9c4b95903c0e51522702c0