Zobrazeno 1 - 10
of 1 990
pro vyhledávání: '"S, Roche"'
Autor:
C. Chan Miller, S. Roche, J. S. Wilzewski, X. Liu, K. Chance, A. H. Souri, E. Conway, B. Luo, J. Samra, J. Hawthorne, K. Sun, C. Staebell, A. Chulakadabba, M. Sargent, J. S. Benmergui, J. E. Franklin, B. C. Daube, Y. Li, J. L. Laughner, B. C. Baier, R. Gautam, M. Omara, S. C. Wofsy
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 5429-5454 (2024)
Reducing methane (CH4) emissions from the oil and gas (O&G) sector is crucial for mitigating climate change in the near term. MethaneSAT is an upcoming satellite mission designed to monitor basin-wide O&G emissions globally, providing estimates of em
Externí odkaz:
https://doaj.org/article/ac9a55f63d6845929369c7a289df6f28
Autor:
J. L. Laughner, G. C. Toon, J. Mendonca, C. Petri, S. Roche, D. Wunch, J.-F. Blavier, D. W. T. Griffith, P. Heikkinen, R. F. Keeling, M. Kiel, R. Kivi, C. M. Roehl, B. B. Stephens, B. C. Baier, H. Chen, Y. Choi, N. M. Deutscher, J. P. DiGangi, J. Gross, B. Herkommer, P. Jeseck, T. Laemmel, X. Lan, E. McGee, K. McKain, J. Miller, I. Morino, J. Notholt, H. Ohyama, D. F. Pollard, M. Rettinger, H. Riris, C. Rousogenous, M. K. Sha, K. Shiomi, K. Strong, R. Sussmann, Y. Té, V. A. Velazco, S. C. Wofsy, M. Zhou, P. O. Wennberg
Publikováno v:
Earth System Science Data, Vol 16, Pp 2197-2260 (2024)
The Total Carbon Column Observing Network (TCCON) measures column-average mole fractions of several greenhouse gases (GHGs), beginning in 2004, from over 30 current or past measurement sites around the world using solar absorption spectroscopy in the
Externí odkaz:
https://doaj.org/article/f7c8ac9c19f04402af11e5fe7712405c
Autor:
E. K. Conway, A. H. Souri, J. Benmergui, K. Sun, X. Liu, C. Staebell, C. Chan Miller, J. Franklin, J. Samra, J. Wilzewski, S. Roche, B. Luo, A. Chulakadabba, M. Sargent, J. Hohl, B. Daube, I. Gordon, K. Chance, S. Wofsy
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 1347-1362 (2024)
This work presents the development of the MethaneAIR Level0–Level1B processor, which converts raw L0 data to calibrated and georeferenced L1B data. MethaneAIR is the airborne simulator for MethaneSAT, a new satellite under development by MethaneSAT
Externí odkaz:
https://doaj.org/article/82027ea5b77a4a49aadaf9ae8c5fff4f
Autor:
A. Chulakadabba, M. Sargent, T. Lauvaux, J. S. Benmergui, J. E. Franklin, C. Chan Miller, J. S. Wilzewski, S. Roche, E. Conway, A. H. Souri, K. Sun, B. Luo, J. Hawthrone, J. Samra, B. C. Daube, X. Liu, K. Chance, Y. Li, R. Gautam, M. Omara, J. S. Rutherford, E. D. Sherwin, A. Brandt, S. C. Wofsy
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 5771-5785 (2023)
The MethaneSAT satellite instrument and its aircraft precursor, MethaneAIR, are imaging spectrometers designed to measure methane concentrations with wide spatial coverage, fine spatial resolution, and high precision compared to currently deployed re
Externí odkaz:
https://doaj.org/article/074584e22fd146119adb07723321ab72
Publikováno v:
Journal of Dairy Science, Vol 106, Iss 9, Pp 5880-5895 (2023)
ABSTRACT: The use of qualitative research in dairy science has increased considerably in recent years, providing the opportunity to inform research and practice. This review aims to enhance the accessibility of qualitative research among a range of a
Externí odkaz:
https://doaj.org/article/eab1b2da2e014ee4b4c7d4660fa7483f
Autor:
S. Yamanouchi, S. Conway, K. Strong, O. Colebatch, E. Lutsch, S. Roche, J. Taylor, C. H. Whaley, A. Wiacek
Publikováno v:
Earth System Science Data, Vol 15, Pp 3387-3418 (2023)
Nineteen years of atmospheric composition measurements made at the University of Toronto Atmospheric Observatory (TAO; 43.66∘ N, 79.40∘ W; 174 m a.s.l.) are presented. These are retrieved from Fourier transform infrared (FTIR) solar absorption sp
Externí odkaz:
https://doaj.org/article/ddffa15d04344cf892998e49e1ca7a7c
Publikováno v:
Journal of Dairy Science, Vol 106, Iss 6, Pp 4266-4274 (2023)
ABSTRACT: The objective of this narrative review was to compare the results of the 2015 Canadian National Dairy Study and the 2014 US National Animal Health Monitoring System (NAHMS) Dairy Studies, with a specific focus on calf management and welfare
Externí odkaz:
https://doaj.org/article/8275098ab11f44b3b76fe85877d3388b
Autor:
N. Mostafavi Pak, J. K. Hedelius, S. Roche, L. Cunningham, B. Baier, C. Sweeney, C. Roehl, J. Laughner, G. Toon, P. Wennberg, H. Parker, C. Arrowsmith, J. Mendonca, P. Fogal, T. Wizenberg, B. Herrera, K. Strong, K. A. Walker, F. Vogel, D. Wunch
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 1239-1261 (2023)
EM27/SUN devices are portable solar-viewing Fourier transform spectrometers (FTSs) that are being widely used to constrain measurements of greenhouse gas emissions and validate satellite trace gas measurements. On a 6-week-long campaign in the summer
Externí odkaz:
https://doaj.org/article/f2a0d507874842c48e1af92ed1c9d123
Autor:
J. L. Laughner, S. Roche, M. Kiel, G. C. Toon, D. Wunch, B. C. Baier, S. Biraud, H. Chen, R. Kivi, T. Laemmel, K. McKain, P.-Y. Quéhé, C. Rousogenous, B. B. Stephens, K. Walker, P. O. Wennberg
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 1121-1146 (2023)
Optimal estimation retrievals of trace gas total columns require prior vertical profiles of the gases retrieved to drive the forward model and ensure the retrieval problem is mathematically well posed. For well-mixed gases, it is possible to derive a
Externí odkaz:
https://doaj.org/article/72250042be7741918eb2d1787b51066d
Autor:
A. Jalali, K. A. Walker, K. Strong, R. R. Buchholz, M. N. Deeter, D. Wunch, S. Roche, T. Wizenberg, E. Lutsch, E. McGee, H. M. Worden, P. Fogal, J. R. Drummond
Publikováno v:
Atmospheric Measurement Techniques, Vol 15, Pp 6837-6863 (2022)
Measurements of Pollution In The Troposphere (MOPITT) is an instrument on NASA's Terra satellite that has measured tropospheric carbon monoxide (CO) from early 2000 to the present day. Validation of data from satellite instruments like MOPITT is ofte
Externí odkaz:
https://doaj.org/article/48474e1e52bd41f281299074cfd73386