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. 2020 Dec 24;194:110665. doi: 10.1016/j.envres.2020.110665

Fig. 5.

Fig. 5

Diurnal variations (averaged) of trace gases observed at Gadanki for the pre-lockdown (15/02 to 21/03) and lockdown (25/03 to 31/05) periods for 2019 and 2020. Differences represent the changes between the pre-lockdown and lockdown period for the corresponding years. Shaded area represents the stadard error.