Ozone is a gas comprised of three oxygen (O3) atoms. It is unstable and reacts easily to other gases. In its natural state, it is a component in several levels of the atmosphere. At high altitudes ...

Driven by breakthroughs in technology and increased government support, the defense technology sector is on a steady growth ...

The air has improved in the LA region as firefighters get blazes under control, but there are questions about how safe the ...

Blowing dust may result in air quality index levels that are unhealthy for sensitive groups or worse. The winds may disperse ash from the Palisades and Eaton fires, which have burned a combined ...

Inside a simulated air traffic control centre at a new training facility in Montreal. Allen McInnis Montreal Gazette I don’t think there’s enough time, I tell Wallace, who tells me what to say ...

The investment objective of the scheme is to provide returns that, before expenses, correspond to the total returns of the securities as represented by S&P BSE Quality Total Return Index ...

Jan. 17, 2025 — Atmospheric scientists show proposed 'geoengineering' effort to remove methane, a potent greenhouse gas, from the atmosphere could worse air quality while providing minimal climate ...

Share on Pinterest If you live in an area where you may be exposed to wildfire smoke, check your local Air Quality Index (AQI) before exercising outdoors. Jay L. Clendenin/Getty Images Wildfire ...

The AQI is measured on a scale from 0 to 500, with the lower the number, the healthier the air. (Getty Creative) ...

Protect yourself from poor air quality like smoke pollution, allergies, bacteria, dust, pets and more with our picks for the best air purifier. Laboratory Technical Project Manager Gianmarco ...

If you’re worried about the quality of your indoor air, either due to smoke from Los Angeles wildfires or ever-present airborne irritants, a reliable air purifier might help your household ...

UPDATE, January 21, 2025: Just after the arrival of the polar vortex in Montreal, a major power outage ... Sunday and Monday will be the coldest air of the season for much of Quebec.