Table 1 Quarry study sites selection
From: Environmental impact of quarrying on air quality in Ebonyi state, Nigeria
S/N | Senatorial zones | Sites | Distance |
|---|---|---|---|
1 | Ebonyi South zone | Ishiagu Quarry Site | 0–50 m away from Ishiagu Quarry Site |
2 | Ebonyi Central Zone | Umuoghara Quarry Site | 0–50 m away from Umuoghara Quarry Site |
3 | Ebonyi North zone | Ngbo Quarry Site | 0–50 m away from Ngbo Quarry Site |
4 | Control | More than 3 km from each quarry location(s) | |