Air quality assessment encompasses the measurement, analysis and interpretation of airborne pollutants, with particular focus on particulate matter (PM) fractions such as PM2.5 and PM10. These fine ...

Unlike most other pollutants, particulate matter (PM) cannot be characterized by the space- and time-variations of the mass concentrations of a single compound. Important factors influencing PM ...

Biomass burning, including the combustion of wood, charcoal and agricultural residues, is a major source of PM2.5, a fine ...

A burst of new data has ignited a better understanding of how fireworks impact the environment. Three recent studies comb ...

This activity was supported by a contract between the National Academy of Sciences and the U.S. Environmental Protection Agency. Additional support was provided by the National Academy of ...

Checking the fine particulate matter levels along with the weather every morning has become a daily routine. Research continues to show that fine particulate matter affects not only the respiratory ...

One way car manufacturers can reduce their vehicles' harmful emissions is through particulate matter filters. Particulate matter refers to the most common and harmful mixture of pollutant chemicals ...