Trump-Touted ‘Largest Firework Show in History’ May Cause Hazardous Pollution Levels, ‘Very Unhealthy’ Conditions, NPS Claims

Internal U.S. National Park Service documents reportedly advise people to “avoid prolonged exposure” to the expected pollution near D.C.'s National Mall on July 4

How record heat and monumental fireworks could spark miserable air quality for July Fourth

With bigger fireworks celebrations across the US, cities are expected to experience poor air quality under historic heat.

Washington prepares for world-record fireworks, but will it end in a smoke show?

Trump administration’s massive 850,000-shell ‘Freedom250’ display promises an unforgettable spectacle — and a potential public health hazard.

Where to see the world's most spectacular fireworks shows

From waterfront skylines to historic city centers, these annual celebrations deliver some of the most spectacular fireworks on Earth.

D.C. aims for a world-record 860,000-firework finale

Fireworks could be impacted in New York City and surrounding areas. Fireworks could be impacted in New York City and surrounding areas. Saturday is the hottest July Fourth on record for Washington, D.C.