polar night
E2263277
UNEXPLORED
Polar night is a natural phenomenon in high-latitude regions where the sun remains below the horizon for more than 24 hours, resulting in continuous darkness for an extended period during winter.
All labels observed (1)
| Label | Occurrences |
|---|---|
| polar night canonical | 1 |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.