Linkages Between Solar Activity and Climatic Responses

  title={Linkages Between Solar Activity and Climatic Responses},
  author={William Robert James Alexander and William J. R. Emeritus},
Statistically significant 21-year periodicity is present concurrently in South African annual rainfall, river flow, flood peak maxima, groundwater levels, lake levels and the Southern Oscillation Index. This is directly related to the double sunspot cycle. The first years of the periodic sequences are characterised by sudden, regular and therefore predictable, reversals from sequences of well below average rainfall and river flow (droughts) that are suddenly broken by sequences of well above… CONTINUE READING