# planetary boundary

> limits not to be exceeded if humanity wants to survive in a safe ecosystem

**Wikidata**: [Q961310](https://www.wikidata.org/wiki/Q961310)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Planetary_boundaries)  
**Source**: https://4ort.xyz/entity/planetary-boundary


## References

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