The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

Many believe that staying indoors is a sufficient safeguard against wildfire smoke. However, smoke particles infiltrate ...

The smoky pollution can extend 50 ... Then in 2023, New York City delivery workers were exposed to smoky air from Canadian wildfires, oftentimes without masks or training, Guallpa said.

Emblematic of their power is the evolution of fire tornadoes. Kenneth P. Burke, MD, lives in New Portland. Paradise, Redmond, Maui. The devastating Canadian ... skies of New York City.

NASA explained, “Winds typically move smoke from fires in Quebec toward ... per cubic meter of air in Syracuse, New York. It was the highest level on record for the city and was expected to surpass ...

Can the GOP plot one path to a bold budget?     U.S., Russia face off over Ukraine  What does Musk want with IRS data?  As ...

Here's a quick recap of what has occurred in US politics today: Trump issued a 25% steel and aluminum tariff on all countries ...

Canadian leaders have been sharply critical ... The US justice department has told prosecutors to drop corruption charges against New York City Mayor Eric Adams. In a memo seen by the BBC's ...

Miami-Dade and Broward spent $126 million to purchase 117 electric buses and build charging stations for the new clean, green ...

A memo sent by the Office of Management and Budget last week required all federal agencies to submit names of every employee ...