# Boreal

> first of the Blytt-Sernander sequence of north European climatic phases

**Wikidata**: [Q893477](https://www.wikidata.org/wiki/Q893477)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Boreal_period)  
**Source**: https://4ort.xyz/entity/boreal


## References

1. Freebase Data Dumps. 2013
2. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)