Research Article
Environmental Impact Analysis of Hub-and-Spoke Network Operation
Table 7
Point-to-point network pollutant emissions and fuel consumption.
| Pollutant emissions and fuel consumption | Climbing and descending stages (kg) | Cruise phase (kg) |
| CO emission | 1.13 E + 8 | 6.64 E + 8 | HC emission | 9.47 E + 6 | 1.06 E + 8 | NOx emission | 3.15 E + 8 | 1.05 E + 9 | Fuel consumption | 3.44 E + 6 | 2.00 E + 8 |
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