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. 2020 Dec 29;66:102688. doi: 10.1016/j.scs.2020.102688

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Fig. 5 — 7-day moving average time-series of satellite measurements AOD (A) and Tropospheric NO2 column density (B) in Bengaluru (BEN), Chennai (CHN), Delhi (DEL), Kolkata (KOL), Mumbai (MUM) and Pune (PNE). The red line (shaded region) shows 7-day moving average for previous years i.e. 2017-19 (Std. deviation) and the green line indicates 7-day moving average for the present year i.e. 2020.