Zobrazeno 1 - 10
of 59
pro vyhledávání: '"C. P. Nielsen"'
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 6411-6430 (2021)
To evaluate the improved emission estimates from online monitoring, we applied the Models-3/CMAQ (Community Multiscale Air Quality) system to simulate the air quality of the Yangtze River Delta (YRD) region using two emission inventories with and wit
Externí odkaz:
https://doaj.org/article/53c191999e0b4b2c8acde9c6ccf8940f
Autor:
A. Dayalu, J. W. Munger, S. C. Wofsy, Y. Wang, T. Nehrkorn, Y. Zhao, M. B. McElroy, C. P. Nielsen, K. Luus
Publikováno v:
Biogeosciences, Vol 15, Pp 6713-6729 (2018)
Accurately quantifying the spatiotemporal distribution of the biological component of CO2 surface–atmosphere exchange is necessary to improve top-down constraints on China's anthropogenic CO2 emissions. We provide hourly fluxes of CO2 as net eco
Externí odkaz:
https://doaj.org/article/1c470c1b5bbf41c4b174df54c2ba3d02
Autor:
Y. Zhao, L. P. Qiu, R. Y. Xu, F. J. Xie, Q. Zhang, Y. Y. Yu, C. P. Nielsen, H. X. Qin, H. K. Wang, X. C. Wu, W. Q. Li, J. Zhang
Publikováno v:
Atmospheric Chemistry and Physics, Vol 15, Iss 21, Pp 12623-12644 (2015)
With most eastern Chinese cities facing major air quality challenges, there is a strong need for city-scale emission inventories for use in both chemical transport modeling and the development of pollution control policies. In this paper, a high-reso
Externí odkaz:
https://doaj.org/article/ae128254fdd544c6b33615a0ca056c63
Publikováno v:
Atmospheric Chemistry and Physics, Vol 15, Iss 15, Pp 8657-8678 (2015)
China is experiencing severe carbonaceous aerosol pollution driven mainly by large emissions resulting from intensive use of solid fuels. To gain a better understanding of the levels and trends of carbonaceous aerosol emissions and the resulting ambi
Externí odkaz:
https://doaj.org/article/af59e9b2b4514f90951e75b83fcf66d0
Publikováno v:
Atmospheric Chemistry and Physics, Vol 15, Iss 8, Pp 4317-4337 (2015)
China's anthropogenic emissions of atmospheric mercury (Hg) are effectively constrained by national air pollution control and energy efficiency policies. In this study, improved methods, based on available data from domestic field measurements, are d
Externí odkaz:
https://doaj.org/article/390eeeb10f5541a48301019a661370ee
Publikováno v:
Atmospheric Chemistry and Physics, Vol 14, Iss 17, Pp 8849-8868 (2014)
To examine the efficacy of China's actions to control atmospheric pollution, three levels of growth of energy consumption and three levels of implementation of emission controls are estimated, generating a total of nine combined activity-emission con
Externí odkaz:
https://doaj.org/article/adf4989af6614fa8b7387c3c6128a254
Autor:
S. X. Wang, B. Zhao, S. Y. Cai, Z. Klimont, C. P. Nielsen, T. Morikawa, J. H. Woo, Y. Kim, X. Fu, J. Y. Xu, J. M. Hao, K. B. He
Publikováno v:
Atmospheric Chemistry and Physics, Vol 14, Iss 13, Pp 6571-6603 (2014)
Emissions of air pollutants in East Asia play an important role in the regional and global atmospheric environment. In this study we evaluated the recent emission trends of sulfur dioxide (SO2), nitrogen oxides (NOx), particulate matter (PM), and non
Externí odkaz:
https://doaj.org/article/1b55542793fe4fc7b0fb4d6884c8c5b5
Publikováno v:
Atmospheric Chemistry and Physics, Vol 13, Iss 2, Pp 487-508 (2013)
To examine the effects of China's national policies of energy conservation and emission control during 2005–2010, inter-annual emission trends of gaseous pollutants, primary aerosols, and CO2 are estimated with a bottom-up framework. The control me
Externí odkaz:
https://doaj.org/article/d012014bdc784189bb0dbdf86be08271
Autor:
Q.-H. Zhang, M. W. Dunlop, R.-Y. Liu, H.-G. Yang, H.-Q. Hu, B.-C. Zhang, M. Lester, Y. V. Bogdanova, I. W. McCrea, Z.-J. Hu, S. R. Crothers, C. La Hoz, C. P. Nielsen
Publikováno v:
Annales Geophysicae, Vol 29, Pp 1827-1847 (2011)
A number of flux transfer events (FTEs) were observed between 09:00 and 12:00 UT on 11 February 2004, during southward and dawnward IMF, while the Cluster spacecraft array moved outbound through the northern, high-altitude cusp and dayside high-la
Externí odkaz:
https://doaj.org/article/097be405aa12466d948881ab90b75ee0
Publikováno v:
Atmospheric Chemistry and Physics, Vol 11, Iss 5, Pp 2295-2308 (2011)
The uncertainties of a national, bottom-up inventory of Chinese emissions of anthropogenic SO2, NOx, and particulate matter (PM) of different size classes and carbonaceous species are comprehensively quantified, for the first time, using Monte Carlo
Externí odkaz:
https://doaj.org/article/86949e3e7fa7443884f411e918a5124d