predictions were made on earth day 1970

1 ANSWERS

1. Guest7012
   

   Prediction were made on  first earth day in 1970 are :
   
   • “We have about five more years at the outside to do something.” ( Kenneth Watt, ecologist)

   
   

   • “Civilization will end within 15 or 30 years unless immediate action is taken against problems facing mankind. (George Wald, Harvard Biologist)
   
    

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