coal ash
  
  
    
      
  
  
  
      
  
  
  
    
  
    
        
          
              
            
            
            
        April 22, 2010 -
        
  
        Date of first Earth Day celebration: 4/22/1970
  
      
     
   
  
  
    
        
          
              
            
            
            
        April 19, 2010 -
        
  
        After serving as chairman of the Tennessee Valley Authority for a year, Mike Duncan stepped down from th
  
      
     
   
  
  
    
        
          
              
            
            
            
        April 12, 2010 -
        
  
        Following the disastrous spill of a billion gallons of coal ash waste from the Tennessee Valley Authority's Kingston plant in December 2008, poorly regulated coal ash impoundments like the one that failed have landed in the public spotlight.	
  
      
     
   
  
  
    
        
          
              
            
            
            
        February 25, 2010 -
        
  
        Environmental groups have identified serious water contamination pro
  
      
     
   
  
  
    
        
    
          
              
            
            
            
        February 17, 2010 -
        
  
        An Alabama creekkeeper has filed a complaint with the Environmental Protection Agency citing health threats including runoff containing alarmingly high arsenic levels at a bankrupt l
  
      
     
   
  
  
    
        
          
              
            
            
            
        February 15, 2010 -
        
  
        Alabama Attorney General Troy King (R) has joined with industrial interests to take TVA's side in the company's appeal of a U.S. District Court decision ordering four TVA plants -- one in Alabama and three in neighboring Tennessee -- to curb their air emissions.
  
      
     
   
  
  
    
        
          
              
            
            
            
        February 9, 2010 -
        
  
        The U.S.