# Post-9/11 toxic-air information was kept from the public for 25 years

https://mins.news/en/item/50627

- France 24, 2026-09-09 01:44 UTC
- Politics
- Original: https://www.france24.com/en/americas/20260909-key-post-9-11-air-toxicity-information-was-kept-secret-for-25-years

> On Tuesday, tens of thousands of records were made public by New York Mayor Zohran Mamdani, shedding light on the city administration’s knowledge of toxic air in the wake of the September 11 attacks. Key information had remained secret for 25 years, while thousands still endure related illnesses as the anniversary nears.

## Related coverage

- [NY failed to disclose what it knew about 'toxic air' after 9/11](https://mins.news/en/video/51608) — France 24 English, 2026-09-09
- [Mamdani releases records on toxic air after 9/11 attacks](https://mins.news/en/item/50522) — Al Jazeera, 2026-09-08
- [NYC Mayor Mamdani releases undisclosed 9/11 records alleging officials misled the public on Ground Zero air quality](https://mins.news/en/item/49774) — CNN, 2026-09-08