An irregularly occurring climatic phenomenon, but that usually occurs every three to five years. It is evident during the Christmas season (El Niño referes to “baby Jesus”) on the oceanic surfaces of the eastern part of the tropical Pacific Ocean. The phenomenon involves seasonal changes in tropical winds direction that circulate over the Pacific region and abnormally warm ocean surface temperatures. The changes in the tropical regions are very intense, breaking their climatic standards throughout and in higher latitudes, mainly in Central and North America.
Climate change
Climate change
Changes that are directly or indirectly attributed to human activity and alter the composition of the world's atmosphere and that is added to that caused by the natural climatic variability observed over comparable periods.