The Heinz Center's State of the Nation's Ecosystems
Subcategory 1 All Data 2 Partial Data 3 No data 4 No measure
Services 1 1 6 2
Food, Fiber & Water 9 1 2  
Productivity 1 1    
Communities 1 3 5 5
Plants and Animals 1 7 6 3
Physical 4   4 1
Contaminants 2 3    
Nutrients, Carbon, Oxygen 6 2 4  
Pattern 1 1 3 1
Extent 7 6 1 2
Grand Total 33 25 31 14