The National Emissions Inventory is a more complete picture of our nations emsissions. The TRI is only conceded with permitted industrial sources. The NEI inclu

The National Emissions Inventory is a more complete picture of our nations emsissions. The TRI is only conceded with permitted industrial sources. The NEI includes estimates from other source types including : - On-Road mobile sources (cars / trucks ) - Non-Road mobile sources such as trains and plains and construction equipment - Non-Point emissions such as land-fills, agriculture burning and unpermitted sources such as dry cleaners https://www.epa.gov/air-emissions-inventories/2014-national-emissions-inventory-nei-data https://www.epa.gov/air-emissions-inventories/2014-national-...