North of Spain Iron Age archaeology & climatic and environmental variations (Arqueologia de la Edad del Hierro y variaciones climatico-ambientales en el norte de la Peninsula Ibérica).

SUMMARY The main topic of this work are the periods of climatic-environmental inestability that took place during the last millennium BC. The article also analyses how this periods coincide with stages of crisis and cultural change. Its aim, while showing an interpretation of said changes, is to encourage researchers to take into account environmental variables when making socioeconomical interpretations of final prehistory societies. To that purpose, it makes a brief introduction to paleoclimatic and paleoambiental archaeological studies. It also makes a review of archaeological research approach to this topic throughout History and the current state of paleoambiental research within this discipline.