Los Angeles' first documented smog attack — yes, we had smog attacks — was in 1943. We've been fighting the sources of pollution and the quirks of geography that trap it ever since.

Smog is produced by a set of complex photochemical reactions involving volatile organic compounds (VOCs), nitrogen oxides and sunlight, which form ground-level ozone.

Item 1 of 2 The 62-storey tower at the Bahria Icon Tower complex is seen through smog and air pollution on a morning in Karachi, Pakistan, November 15, 2024.

The U.S. EPA plans to reject Southern California's plan to clean up ozone pollution, with big penalties for the region. Enough with the blame game. Officials need to get to work.

The average cost for a SMOG check in the U.S. is $30 on the low end, and up to $60 on the high end. To help prepare for your next emission's check, avoid bad habits that are ruining your car's ...

Record-breaking levels of thick, toxic smog that have shrouded eastern Pakistan and northern India since last month can be seen in striking satellite imagery. A huge cloud of gray smog blankets ...

Pakistan's smog is visible from space. This activist is 'frustrated' but won't give up : Goats and Soda The government in Lahore has closed schools and public spaces and shut down factories.

In the heart of New Mexico’s high desert, we like to believe our air is immaculate and skies endlessly blue. But the truth is more complex. With growing vehicle congestion, ...

Research reveals why tackling particle pollution leads to rise in photochemical smog. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2022 / 07 / 220707141837.htm ...

According to Energy Education at the University of Calgary, modern smog is a complex cocktail of harmful pollutants, including particulate matter (PM) and ground-level ozone (O3), mixed with ...