# Nation’s 250th Celebration Fireworks Sent D.C. Air Pollution Spiking

- Published: 2026-07-07T17:41:40Z
- Updated: 2026-07-09T23:01:17Z
- Section: Science & Environment
- Language: English (en)
- Source: The New York Times — https://www.nytimes.com/2026/07/07/climate/washington-dc-fireworks-air-pollution.html
- Tags: The New York Times · Science
- Canonical: https://www.khabarestan.com/en/news/%D8%A2%D8%AA%D8%B4%D8%A8%D8%A7%D8%B2%DB%8C-%DB%B2%DB%B5%DB%B0-%D8%B3%D8%A7%D9%84%DA%AF%DB%8C-%D8%A2%D9%85%D8%B1%DB%8C%DA%A9%D8%A7-%D8%A7%D9%81%D8%B2%D8%A7%DB%8C%D8%B4-%D8%A2%D9%84%D9%88%D8%AF%DA%AF%DB%8C-%D9%87%D9%88%D8%A7-%D8%AF%D8%B1-%D9%88%D8%A7%D8%B4%D9%86%DA%AF%D8%AA%D9%86-%D8%AF%DB%8C%D8%B3%DB%8C

The president promised a record display of some 850,000 pyrotechnics for the country’s 250th birthday. The Park Service warned it could get dirty.

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