Abstract: The atmospheric circulation features associated with rainfall variability during the main rainy period of the region of southern Northeast Brazil (sNEB) are determined through principal components analysis and cluster ...

Abstract: The variation of air temperature at 2 m above the earth?s surface in South America (SA) between 1948 and 2007 is investigated primarily using the NCEP?NCAR reanalysis. In December?February (austral summer), the majority ...