Anthropogenic organic aerosols are carbon-containing particles emitted by humans into the air, which are classified as particulate matter. They pose a significant health threat and contribute to ...

The Sacramento region’s air quality reached “unhealthy for sensitive groups” level on Thursday morning, according to IQAir.

The chemical composition of air pollution in the United States has changed over time, a new study has found. The report, published in the journal Atmospheric Environment by the University of North ...

At CERN, the European Organisation for Nuclear Research in Geneva, an international research team led by the Paul Scherrer Institute PSI has conducted especially precise measurements of atmospheric ...

In a reversal, the agency plans to calculate only the cost to industry when setting pollution limits, and not the monetary ...

The Environmental Protection Agency released the final version of a much-anticipated rule on Wednesday that tightens restrictions on fine particulate matter — one of the most pervasive and dangerous ...

I have a health goal for the new year that doesn't require me to get out of bed earlier or eat fewer cookies. I am an ...

The health effects linked to particulate pollution exposure have been studied and documented for decades. These effects include respiratory and cardiovascular health problems and premature death. The ...

In India, much of the population breathes air that is 10 times more polluted than what the World Health Organization considers safe. In a study released April 15 in the Quarterly Journal of Economics, ...