Almost everybody who watches the charts knows that the La Nina swing of the El Nino Southern Oscillation (ENSO) in 2010 has probably been the largest contributor to global temperatures moving consistently downwards since March – it should be an obvious logical connection to make for even a casual observer :-
Up until this month, however, despite the La Nina effect, 2010 still ranks as one of the hottest, if not the absolute hottest, years on record so far, according to NASA GISS :-
