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| autotransports (2) |
| COPERT (1) |
| emisijas (2) |
| gaisa piesārņojums (2) |
| PM10 (1) |
| PM2.5 (1) |
| Vides zinātne (2) |
| Ķekava (1) |
| autotransports (2) |
| COPERT (1) |
| emisijas (2) |
| gaisa piesārņojums (2) |
| PM10 (1) |
| PM2.5 (1) |
| Vides zinātne (2) |
| Ķekava (1) |