| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | air pollution regulation | South Korea | Strict regulations and technological advancements to mitigate air pollution from industrial activities and transportation | 1 |
| 2 | industrial emission standards | South Korea | Similar to Japan, with focus on advanced and strict emission standards | 1 |
| 3 | vehicular emissions | South Korea | Stringent regulations and technological advancements focus on reducing vehicular emissions to improve air quality. | 1 |