What does a bad fishing year off the coast of Chile have to do with weather over the rest of the World? Well, in a way, quite a lot. El Nino and La Nina are the Arnold Schwarzenegger and Danny DeVito of the atmosphere. These notorious weather systems of the Pacific Oceans that have knock on effects for global weather. You can find out some more about El Nino here and here. You can also watch a video of global sea surface temperatures here. You can see the heating and cooling with the seasons but can you also spot El Nino heating the east Pacific and La Nina cooling it? Watch out for El Nino in 1997-98 and La Nina in 1995.