The chapter on "ENSO Diversity" seems the most relevant for this discussion but it is alas behind a paywall. The available summary does not hint there is somet

The chapter on "ENSO Diversity" seems the most relevant for this discussion but it is alas behind a paywall. The available summary does not hint there is something conclusive yet on these interactions: "Current research seeks to determine whether such changes in ENSO characteristics were the result of anthropogenic greenhouse gas forcing or just a manifestation of natural variability, and whether and how climate change may affect ENSO diversity in the future."