Zobrazeno 1 - 10
of 33
pro vyhledávání: '"K. E. Cady-Pereira"'
Autor:
K. E. Cady-Pereira, X. Guo, R. Wang, A. B. Leytem, C. Calkins, E. Berry, K. Sun, M. Müller, A. Wisthaler, V. H. Payne, M. W. Shephard, M. A. Zondlo, V. Kantchev
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 15-36 (2024)
Ammonia is a significant precursor of PM2.5 particles and thus contributes to poor air quality in many regions. Furthermore, ammonia concentrations are rising due to the increase of large-scale, intensive agricultural activities, which are often acco
Externí odkaz:
https://doaj.org/article/454780ad7aa54a0d84c604ada7d373bb
Autor:
J. D. Hegarty, K. E. Cady-Pereira, V. H. Payne, S. S. Kulawik, J. R. Worden, V. Kantchev, H. M. Worden, K. McKain, J. V. Pittman, R. Commane, B. C. Daube Jr., E. A. Kort
Publikováno v:
Atmospheric Measurement Techniques, Vol 15, Pp 205-223 (2022)
Single-footprint retrievals of carbon monoxide from the Atmospheric Infrared Sounder (AIRS) are evaluated using aircraft in situ observations. The aircraft data are from the HIAPER Pole-to-Pole Observations (HIPPO, 2009–2011), the first three Atmos
Externí odkaz:
https://doaj.org/article/307bdb21252247b19ddbab7ef73c71f2
Autor:
N. Evangeliou, Y. Balkanski, S. Eckhardt, A. Cozic, M. Van Damme, P.-F. Coheur, L. Clarisse, M. W. Shephard, K. E. Cady-Pereira, D. Hauglustaine
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 4431-4451 (2021)
In recent years, ammonia emissions have been continuously increasing, being almost 4 times higher than in the 20th century. Although an important species, as its use as a fertilizer sustains human living, ammonia has major consequences for both human
Externí odkaz:
https://doaj.org/article/337d9d4cdeea42c990fe6f2b5c9a6542
Autor:
S. S. Kulawik, J. R. Worden, V. H. Payne, D. Fu, S. C. Wofsy, K. McKain, C. Sweeney, B. C. Daube Jr., A. Lipton, I. Polonsky, Y. He, K. E. Cady-Pereira, E. J. Dlugokencky, D. J. Jacob, Y. Yin
Publikováno v:
Atmospheric Measurement Techniques, Vol 14, Pp 335-354 (2021)
We evaluate the uncertainties of methane optimal estimation retrievals from single-footprint thermal infrared observations from the Atmospheric Infrared Sounder (AIRS). These retrievals are primarily sensitive to atmospheric methane in the mid-tropos
Externí odkaz:
https://doaj.org/article/36e0f35373214a808f18a94efc598cf8
Autor:
M. W. Shephard, E. Dammers, K. E. Cady-Pereira, S. K. Kharol, J. Thompson, Y. Gainariu-Matz, J. Zhang, C. A. McLinden, A. Kovachik, M. Moran, S. Bittman, C. E. Sioris, D. Griffin, M. J. Alvarado, C. Lonsdale, V. Savic-Jovcic, Q. Zheng
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 2277-2302 (2020)
Despite its clear importance, the monitoring of atmospheric ammonia, including its sources, sinks, and links to the greater nitrogen cycle, remains limited. Satellite data are helping to fill the gap in monitoring from sporadic conventional ground- a
Externí odkaz:
https://doaj.org/article/bc9d29c76b494b29b4256c2e743262bd
Autor:
C. Viatte, T. Wang, M. Van Damme, E. Dammers, F. Meleux, L. Clarisse, M. W. Shephard, S. Whitburn, P. F. Coheur, K. E. Cady-Pereira, C. Clerbaux
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 577-596 (2020)
The Paris megacity experiences frequent particulate matter (i.e.PM2.5, particulate matter with a diameter less than 2.5 µm) pollution episodes in spring (March–April). At this time of the year, large numbers of the particles consist of ammonium
Externí odkaz:
https://doaj.org/article/65dd2575e8554229ab96f9ad0522eadf
Autor:
C. Adams, C. A. McLinden, M. W. Shephard, N. Dickson, E. Dammers, J. Chen, P. Makar, K. E. Cady-Pereira, N. Tam, S. K. Kharol, L. N. Lamsal, N. A. Krotkov
Publikováno v:
Atmospheric Chemistry and Physics, Vol 19, Pp 2577-2599 (2019)
In May 2016, the Horse River wildfire led to the evacuation of ∼ 88 000 people from Fort McMurray and surrounding areas and consumed ∼ 590 000 ha of land in Northern Alberta and Saskatchewan. Within the plume, satellite instruments meas
Externí odkaz:
https://doaj.org/article/1860600b82f5469798098e171d0b1828
Autor:
C. H. Whaley, P. A. Makar, M. W. Shephard, L. Zhang, J. Zhang, Q. Zheng, A. Akingunola, G. R. Wentworth, J. G. Murphy, S. K. Kharol, K. E. Cady-Pereira
Publikováno v:
Atmospheric Chemistry and Physics, Vol 18, Pp 2011-2034 (2018)
Atmospheric ammonia (NH3) is a short-lived pollutant that plays an important role in aerosol chemistry and nitrogen deposition. Dominant NH3 emissions are from agriculture and forest fires, both of which are increasing globally. Even remote region
Externí odkaz:
https://doaj.org/article/bc4ad63a0b104ba09dd475829a8844d2
Autor:
K. E. Cady-Pereira, V. H. Payne, J. L. Neu, K. W. Bowman, K. Miyazaki, E. A. Marais, S. Kulawik, Z. A. Tzompa-Sosa, J. D. Hegarty
Publikováno v:
Atmospheric Chemistry and Physics, Vol 17, Pp 9379-9398 (2017)
The Aura Tropospheric Emission Spectrometer (TES) is collecting closely spaced observations over 19 megacities. The objective is to obtain measurements that will lead to better understanding of the processes affecting air quality in and around these
Externí odkaz:
https://doaj.org/article/5d401fd091774a72911c66de4cb9eccc
Autor:
C. R. Lonsdale, J. D. Hegarty, K. E. Cady-Pereira, M. J. Alvarado, D. K. Henze, M. D. Turner, S. L. Capps, J. B. Nowak, J. A. Neuman, A. M. Middlebrook, R. Bahreini, J. G. Murphy, M. Z. Markovic, T. C. VandenBoer, L. M. Russell, A. J. Scarino
Publikováno v:
Atmospheric Chemistry and Physics, Vol 17, Iss 4, Pp 2721-2739 (2017)
NH3 retrievals from the NASA Tropospheric Emission Spectrometer (TES), as well as surface and aircraft observations of NH3(g) and submicron NH4(p), are used to evaluate modeled concentrations of NH3(g) and NH4(p) from the Community Multiscale Air Qua
Externí odkaz:
https://doaj.org/article/21b44ca15f0f4e079aaef016be3372f3