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Air pollution is a major environmental problem of today's world. The sulfur dioxide gas (SO 2 ), a pollutant studied both in remote areas as in urban areas, and can be emitted into the atmosphere through natural sources and also by human activities, and its study of great relevance for monitoring problems caused to health of the population, agriculture and economic problems mainly to the population centers of large and medium size. The objective of this study was to determine the variability of the total column of sulfur dioxide into the region of the city of Santiago in Chile using data from the sensor OMI (Ozone Monitoring Instrument) which operates within the range of UV / VIS for the period 2005-2012. Using the daily maximum values of total SO 2 column, it was determined the annual and seasonal variability of the total column of sulfur dioxide into the region of Santiago in Chile. The Moving Average for 30 days (MM30) was not a particular seasonality for the period 2005-2012. It was observed increasing values of trend line in the dispersion of the data of the Santiago region.

COMPORTAMENTO DA COLUNA TOTAL DE DIÓXIDO DE ENXOFRE NA CAMADA LIMITE DA REGIÃO DA CIDADE DE SANTIAGO NO CHILE UTILIZANDO O SENSOR OMI