Research Article
A New Air Quality Prediction Framework for Airports Developed with a Hybrid Supervised Learning Method
Table 1
AQI and health implications.
| AQI | AQI levels | Descriptor |
| 0 to 50 | Level 1 | good | 51 to 100 | Level 2 | fine | 101 to 150 | Level 3 | mildly polluted | 151 to 200 | Level 4 | moderately polluted | 201 to 300 | Level 5 | heavily polluted | 301 to 500 | Level 6 | seriously polluted |
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