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. Author manuscript; available in PMC: 2021 Jan 30.
Published in final edited form as: NPJ Clim Atmos Sci. 2020 Jan 30;3:6. doi: 10.1038/s41612-020-0108-2

Fig. 2. NOX emissions from different sources in time and space during July, 2011.

Fig. 2

a Anthropogenic NOX emissions. b Soil NOX emissions. c Lightning NOX emissions. d Daily total emissions excluding those from the area west of −115° longitude. e The daily lightning NOx ratio to the total NOX emissions.