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. 2021 Jun 9;7(24):eabf7460. doi: 10.1126/sciadv.abf7460

Fig. 5. Monthly ozone changes due to the COVID NOx emission reductions in May 2020.

Fig. 5

Spatial distribution of the ozone anomaly (in ppb) at (A) the surface, (B) 500 hPa, and (C) zonal mean values in latitude-pressure coordinates. EQ, equator.