Fig. 5: Histograms of El Niño indices associated with greenhouse warming.
From: Projected Antarctic sea ice change contributes to increased occurrence of strong El Niño

(A) Niño3.4 and (B) Nino3 rainfall with background warming removed. Gray bars are ANTSIhist, red bars are ANTSIlate21, and blue bars are ANTSI4CO2. Each bin represents 0.5 standard deviation of the corresponding anomalies. Black dashed lines represent 1.5 standard deviations.