| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | air pollution regulation | Canada | Robust regulations and monitoring systems to control industrial and transportation-related emissions | 1 |
| 2 | carbon emissions | Canada | Influenced by debates around resource extraction and fossil fuel industries | 1 |
| 3 | vehicular emissions | Canada | Vehicular emissions contribute to greenhouse gas emissions and climate change. | 1 |