| output | 
      Em099-GB | 
      Distribution of gaseous fuels through mains in GB | 
      1.00 | 
      MEUR2011 | 
      112 | 
      112 | 
    
    
      | emission | 
      Air - Carbon dioxide, fossil | 
       | 
      103 | 
      t | 
      103 | 
      103 | 
    
    
      | emission | 
      Air - Dinitrogen monoxide | 
       | 
      0.00198 | 
      t | 
      0.524 | 
      0.524 | 
    
    
      | emission | 
      Air - Methane, biogenic | 
       | 
      0.0123 | 
      t | 
      0.340 | 
      0.340 | 
    
    
      | emission | 
      Air - Methane, fossil | 
       | 
      0.235 | 
      t | 
      7.15 | 
      7.15 | 
    
    
      | emission | 
      Air - PFC as CO2-eq | 
       | 
      0.235 | 
      t | 
      0.235 | 
      0.235 | 
    
    
      | emission | 
      Air - Sulfur hexafluoride | 
       | 
      5.840e-06 | 
      t | 
      0.133 | 
      0.133 | 
    
    
      | emission | 
      Air - Carbon dioxide, accelerated | 
       | 
      97.2 | 
      t | 
      0.750 | 
      0.750 |