As wildfire smoke blankets the East Coast, Air Quality Index and PM2.5 numbers are everywhere. Here’s what they mean. Air Quality Index, or AQI, and PM2.5, particulate matter which measures 2.5 ...

According to the DPCC data provided, the yearly average of PM10 and PM2.5 in 2024 were 225 and 110 respectively, in 2023 were ...

Wildfire smoke from Canada has clouded much of the Northeast, leaving millions of Americans exposed to unhealthy levels of particulate matter. Here's what you need to know on the dangers of wildfire ...

There has been a lot of talk about air quality levels as nearly the entire tri-state area has been engulfed by smoke coming down from wildfires in Canada. But what do all the numbers actually mean?

Particle radioactivity, a characteristic of air pollution that reflects the colorless, odorless gas radon found in fine particulate matter (PM 2.5) air pollution, enhances PM 2.5 toxicity and ...

Delhi recorded the lowest yearly average of particulate matter PM2.5 and PM10 levels in 2025, excluding the Covid year of ...

Guwahati: Sulfur dioxide (SO2) has emerged as a prominent air pollutant in Guwahati over the past two days — Sunday and Monday — alongside PM2.5 and PM10, raising concerns over respiratory health ...

The National Academies will conduct a workshop on the state-of the-science on exposure to fine particulate matter (PM2.5) indoors, its health impacts, and engineering approaches and interventions to ...

The survey, tabled in the Delhi Assembly and quoting Continuous Ambient Air Quality Monitoring System (CAAQMS) data, said the annual average PM10 in 2025 was 209 and PM2.5 was 100, the lowest since ...

Delhi recorded the lowest yearly average of particulate matter PM2.5 and PM10 in 2025, barring the Covid year i.e. 2020, ...