Text written in Basque and translated automatically by  Elia without any subsequent editing. SEE ORIGINAL 
                
    Low acidity in the United States
In the United States, researchers from the “Geological Survey” have discovered that the concentration of rainwater sulphates in 33 dispersed weather stations has declined slowly since 1980. Water acidity therefore decreases in the United States.
Buletina
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Teknopolis
 
             
         
                     
                   
    
    
   






