The North Atlantic between Newfoundland and Ireland is practically the only region of the world that has defied global warming and even cooled. Last winter there even was the coldest on record – while globally it was the hottest on record. Our recent study (Rahmstorf et al. 2015) attributes this to a weakening of the Gulf Stream System, which is apparently unique in the last thousand years. The whole world is warming. The whole world? …
Source: www.realclimate.org
This is a good discussion of the science. The comments are enlightening. Highly recommended.