# Montreal Protocol

> environmental protocol designed to protect the ozone layer

**Wikidata**: [Q219438](https://www.wikidata.org/wiki/Q219438)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Montreal_Protocol)  
**Source**: https://4ort.xyz/entity/montreal-protocol


## References

1. [Source](https://www.state.gov/key-topics-office-of-environmental-quality-and-transboundary-issues/the-montreal-protocol-on-substances-that-deplete-the-ozone-layer/)
2. Freebase Data Dumps. 2013
3. BBC Things
4. Quora
5. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)