The two most important patterns impacting us now are the Arctic Oscillation (AO), and the Pacific North-American Oscillation (PNA). The technical name for these patterns is 'teleconnection.' ...

Of course, I'm talking about the El Nino Southern Oscillation or ENSO, a fascinating example of a teleconnection. In this video I talk about what ENSO is, what a teleconnection is, and how natural ...