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CO2 output is messing with Mother Nature

May 29, 2013
The Alpena News

Mr. Elowsky was right in his letter of May 20 in that there have been many different concentrations of carbon dioxide in the earth's atmosphere over the last billion years. And, yes, carbon dioxide does greatly affect plants and animals of the earth. Some species benefit from high concentrations and some from low.

 
 
 

 

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