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 ...

Air pollution is a severe risk to human health and the environment, particularly from fine particulate matter (PM2.5) and ozone (O 3). Despite global efforts, many cities continue to face significant ...

Nestled beside traffic-choked New York Avenue NE, the historically Black Ivy City neighborhood in Washington, D.C., was built in the late 19th century as a community for African American laborers who ...

Despite concerns over air pollution spikes, this decades-long Danish study finds that repeated PM2.5 peaks are not linked to increased cardiovascular risk, highlighting the greater importance of ...

Chronic exposure to fine particulate air pollutants (PM2.5) may increase seniors' risk of hospitalization for a variety of cardiovascular conditions, according to a new study led by Harvard T.H. Chan ...

Exposure to elevated PM2.5 levels poses severe health risks, including respiratory and cardiovascular diseases, low birthweight, and increased mortality rates. The study estimates that reducing ...

An increase in exposure to PM2.5 air pollution by just 10 micrograms per cubic meter can elevate mortality risks by 2% to 8%, according to a new Chinese study. Published in The Lancet last month, the ...

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