California dominated this year’s list, with 9 of the 25 most polluted cities. Los Angeles ranked first for most polluted by ozone. Smog, technically known as ozone air pollution, is caused by ...

It's a snack or meal for millions every day, but as air pollution increases ... KHANDEKAR: Ansari says it's the working class that eats pav most. For them, even a small price rise makes a huge ...

Researchers reviewed how air pollution, especially fine particulate matter (PM2.5), drives the development and worsening of ...

The researchers found that at all averaging periods through 9 years, exposure to air pollution may worsen bone loss in postmenopausal women. Nitrogen oxide, nitrogen dioxide, and sulfur dioxide ...

IN A TYPICAL YEAR, ABOUT 7 MILLION ACRES BURN IN THE U.S. BUT THIS YEAR, ONE FORECASTER PREDICTS THE NUMBER WILL BE CLOSER TO 9 MILLION ... IS HEAVY OR DENSE AIR POLLUTION, LIKE IN URBAN AREAS ...

Nearly half of Americans—or about 156 million people—are living in counties with failing grades for ozone or particulate matter pollution, two of the most common and dangerous air pollutants.

New Study Tracks Air Pollution and CO2 Emissions Across Thousands ... reducing riders' exposure to the carcinogen black ... Apr. 9, 2025 — Wild fig tree rings offer a cheap method for tracking ...

The U.S. Senate is moving forward with an effort to block California's nation-leading standards for vehicle emissions ...

Many people with COPD don’t notice the early symptoms. Here's how to spot subtle signs, get diagnosed early, and explore new ...