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. 2020 Jul 28;747:141321. doi: 10.1016/j.scitotenv.2020.141321

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Fig. 4 — Scatter plot of the daily PM₁₀, NO₂, SO₂, O₃ and Aerosol concentrations and daily lightning flashes during the pre-monsoon season. The Left column represents the pre-monsoon of 2019 and the right column represents the pre-monsoon of 2020. Where, (a) and (b) is PM₁₀, (c) and (d) is NO₂, (e) and (f) is SO₂, (g) and (h) is O₃, (i) and (j) is Aerosol concentration.

Fig. 4 — Scatter plot of the daily PM₁₀, NO₂, SO₂, O₃ and Aerosol concentrations and daily lightning flashes during the pre-monsoon season. The Left column represents the pre-monsoon of 2019 and the right column represents the pre-monsoon of 2020. Where, (a) and (b) is PM₁₀, (c) and (d) is NO₂, (e) and (f) is SO₂, (g) and (h) is O₃, (i) and (j) is Aerosol concentration.