| output | 
      Em021-CN | 
      Extraction of crude petroleum and services related to crude oil extraction, excluding surveying in CN | 
      1.00 | 
      t | 
      0.799 | 
      0.799 | 
    
    
      | emission | 
      Air - Carbon dioxide, fossil | 
       | 
      0.379 | 
      t | 
      0.379 | 
      0.379 | 
    
    
      | emission | 
      Air - Dinitrogen monoxide | 
       | 
      2.473e-05 | 
      t | 
      0.00655 | 
      0.00655 | 
    
    
      | emission | 
      Air - Methane, biogenic | 
       | 
      1.456e-04 | 
      t | 
      0.00404 | 
      0.00404 | 
    
    
      | emission | 
      Air - Methane, fossil | 
       | 
      0.0131 | 
      t | 
      0.401 | 
      0.401 | 
    
    
      | emission | 
      Air - PFC as CO2-eq | 
       | 
      8.697e-04 | 
      t | 
      8.697e-04 | 
      8.697e-04 | 
    
    
      | emission | 
      Air - Sulfur hexafluoride | 
       | 
      8.120e-08 | 
      t | 
      0.00185 | 
      0.00185 | 
    
    
      | emission | 
      Air - Carbon dioxide, accelerated | 
       | 
      0.755 | 
      t | 
      0.00583 | 
      0.00583 |