| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | pollen | Tropical countries | Pollen allergies are less common due to the year-round vegetation and climate conditions. | 1 |
| 2 | pollen | tropical countries | Pollen allergies are less common due to the year-round vegetation and higher levels of humidity. | 1 |
| 3 | pollinate | Tropical countries | Pollination by wind or birds is also important for plant reproduction. | 1 |
| 4 | pollination | Tropical countries | In tropical countries, pollination can occur year-round due to the consistent climate. | 1 |