Fig. 4: Atmospheric circulation anomalies during Madden–Julian Oscillation (MJO) phases 1–2 and 5–6. | Nature Communications

Fig. 4: Atmospheric circulation anomalies during Madden–Julian Oscillation (MJO) phases 1–2 and 5–6.

From: Tropical modulation of East Asia air pollution

Fig. 4

Composite anomalies of (a) 500-hPa geopotential height (Z500) (shading) and wind (vectors), (b) precipitation frequency which is counted as one if the daily precipitation exceeds 0.1 mm day−1, and (c) bulk stability which is defined as potential temperature difference between 925 hPa and 1000 hPa averaged over lag 6–10 days during Madden–Julian Oscillation (MJO) phase 1–2. d–f Same as (a–c) but for Madden–Julian Oscillation (MJO) phase 5–6. Dotted areas and black arrows denote statistically significant values at the 95% confidence level.

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