Sentence:  After declaring , in an article last month in Frontier magazine , that the Russian testing `` carries with it the possibility of the most tragic consequences of any action in the history of the world '' , he gave this estimate of the biologic and genetic consequences if the new Soviet shots <WSD>totaled</WSD> 200 megatons : 
Meaning of the word marked with <WSD> tags:  add up in number or quantity