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Keywords: ozone
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Journal Articles
Elementa: Science of the Anthropocene (2021) 9 (1): 00139.
Published: 24 February 2021
... emissions participated in the model intercomparison study and were used to conduct air quality simulations focusing on ozone (O 3 ), aerosols, and their precursors for the campaign. Using the KORUSv5 emissions inventory, which has been updated from KORUSv1, the models successfully reproduced observed...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2020) 8 (1): 034.
Published: 30 December 2020
...; V. Naik; S. Oltmans; D. A. Plummer; L. E. Revell; A. Saiz-Lopez; P. Saxena; Y. M. Shin; I. Shahid; D. Shallcross; S. Tilmes; T. Trickl; T. J. Wallington; T. Wang; H. M. Worden; G. Zeng Our understanding of the processes that control the burden and budget of tropospheric ozone has changed...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2020) 8 (1): 00042.
Published: 11 December 2020
...P. Cristofanelli; F. Fierli; F. Graziosi; M. Steinbacher; C. Couret; F. Calzolari; F. Roccato; T. Landi; D. Putero; P. Bonasoni Tropospheric ozone (O 3 ) is a greenhouse gas as well as a harmful air pollutant with adverse effects on human health and vegetation: The observation and attribution of...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2020) 8: 46.
Published: 25 August 2020
..., provided the original author and source are credited. See http://creativecommons.org/licenses/by/4.0/ . KORUS-AQ Air quality Ozone NO x and VOCs PM 2.5 SMA (Seoul Metropolitan Area) Tropospheric ozone (O 3 ), which is known as a short-lived climate pollutant, is a potent greenhouse...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2020) 8: 3.
Published: 13 January 2020
.... Digangi; Yonghoon Choi; Sally E. Pusede; Greg L. Huey; David J. Tanner; Michelle Kim; Paul Wennberg; Detlev Helmig; Jochen Stutz The Seoul Metropolitan Area (SMA) has a population of 24 million and frequently experiences unhealthy levels of ozone (O 3 ). In this work, measurements taken during the Korea...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2019) 7: 56.
Published: 27 December 2019
...://creativecommons.org/licenses/by/4.0/ . Ozone Ozone production efficiency (OPE) KORUS-AQ Chemical Transport model Instantaneous OPE is the rate of net O 3 production per the rate of NO x loss, which can be obtained using equation (5). 5 OPE = P O 3 / L N O x...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2019) 7: 49.
Published: 06 December 2019
... compounds (VOC) and nitrogen oxides (NO x ), which through photochemical reaction form ground-level ozone, an air pollutant that can trigger adverse health effects e.g. on the respiratory system. This study explores the range of impacts of a potential shale gas industry in these two countries on local and...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2019) 7: 39.
Published: 11 October 2019
... observations of ozone in the lower atmosphere in the 19th century, both measurement methods and the portion of the globe observed have evolved and changed. These methods have different uncertainties and biases, and the data records differ with respect to coverage (space and time), information content, and...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2019) 7: 6.
Published: 23 January 2019
...S. J. Oltmans; L. C. Cheadle; B. J. Johnson; R. C. Schnell; D. Helmig; A. M. Thompson; P. Cullis; E. Hall; A. Jordan; C. Sterling; A. McClure-Begley; J. T. Sullivan; T. J. McGee; D. Wolfe; Brian Lamb; Michael E. Chang, Ph.D. Data from ground-based ozone (O 3 ) vertical profiling platforms operated...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2018) 6: 72.
Published: 05 December 2018
... sum of nitric oxide (NO) + nitrogen dioxide (NO 2 )) in the surface layer. In contrast, ozone (O 3 ) declined by ~15 ppb during the first phase of the eclipse compared to median August diurnal mixing ratios. Similar O 3 signatures were observed at a series of network stations along the Northern...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2018) 6: 56.
Published: 30 July 2018
...Daniel A. Jaffe; Owen R. Cooper; Arlene M. Fiore; Barron H. Henderson; Gail S. Tonnesen; Armistead G. Russell; Daven K. Henze; Andrew O. Langford; Meiyun Lin; Tom Moore; Detlev Helmig, Ph.D.; Allen Goldstein Ozone (O 3 ) is a key air pollutant that is produced from precursor emissions and has...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2018) 6: 47.
Published: 28 June 2018
....; Alastair Lewis This Tropospheric Ozone Assessment Report (TOAR) on the current state of knowledge of ozone metrics of relevance to vegetation ( TOAR-Vegetation ) reports on present-day global distribution of ozone at over 3300 vegetated sites and the long-term trends at nearly 1200 sites. TOAR-Vegetation...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2018) 6: 23.
Published: 07 March 2018
... and source are credited. See http://creativecommons.org/licenses/by/4.0/ . airborne observations representativeness ozone carbon monoxide IAGOS GAW In-situ observations are essential to improve our knowledge on the chemical composition of the atmosphere and its evolution with time...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2018) 6: 12.
Published: 05 February 2018
... quantifies the present-day global and regional distributions (2010–2014) and trends (2000–2014) for five ozone metrics relevant for short-term and long-term human exposure. These metrics, calculated by the Tropospheric Ozone Assessment Report, are: 4 th highest daily maximum 8-hour ozone (4MDA8); number of...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2016) 4: 000132.
Published: 28 October 2016
...-February 2013 documented dramatically different atmospheric ozone (O 3 ) mole fractions. In 2012 O 3 remained near levels of ∼40 ppb in a well-mixed 500–1000 m deep boundary layer while in 2013, O 3 mole fractions >140 ppb were measured in a shallow (∼200 m) boundary layer. In contrast to 2012 when mole...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2016) 4: 000109.
Published: 20 May 2016
...Peter K. Peterson; Kerri A. Pratt; William R. Simpson; Son V. Nghiem; Lemuel X. Pérez Pérez; Eric J. Boone; Denis Pöhler; Johannes Zielcke; Stephan General; Paul B. Shepson; Udo Frieß; Ulrich Platt; Brian H. Stirm; Detlev Helmig; Joël Savarino Boundary layer atmospheric ozone depletion events (ODEs...
Includes: Supplementary data
Journal Articles
Elementa: Science of the Anthropocene (2015) 3: 000045.
Published: 28 April 2015
...Patrick Boylan; Detlev Helmig; Samuel Oltmans; Jody W. Deming; Lisa A. Miller In situ atmospheric ozone measurements aboard the R/V Ronald H. Brown during the 2008 Gas-Ex and AMMA research cruises were compared with data from four island and coastal Global Atmospheric Watch stations in the Atlantic...
Includes: Supplementary data