Fig. 3: Resampled probability distribution functions (PDFs) to represent the effect of internal variability.
From: Stronger Arctic amplification from anthropogenic aerosols than from greenhouse gases

PDFs of AAFAER (blue) and AAFGHG (red) for each model (a–g). The overlapping regime between the two curves for each model is colored in gray, and the two numbers in the title parentheses indicate the number of ensemble members and the overlapping probability (%), respectively.