article thumbnail

Climate Change Threatens Already Poor Air Quality in California’s Central Valley

Union of Concerned Scientists

Bakersfield, Fresno, and Visalia are consistently ranked as cities with the worst particulate and ozone pollution , according to the American Lung Association. Poor air quality is of particular concern for residents in disadvantaged communities that tend to be located closer to pollution sources and have fewer resources to adapt.

article thumbnail

How Does The U.S EPA Report on Air Quality ?

Breezometer

What Pollutants Does it Cover? Ground-level ozone (03) Particle pollution (PM2.5 Ground-level ozone (03) Particle pollution (PM 2.5) Particle pollution (PM 10). It varies by pollutant. Report shorter-term AQ data to caution people in time to reduce their exposure.

article thumbnail

Why UCS Supporters Are Pressing EPA to Let California Enforce Its Truck Pollution Rules

Union of Concerned Scientists

I have developed asthma as an adult and being in the vicinity of any diesel engine is enough to set me off, but the long-term health effects for all of us from the ambient particle pollution really cannot be overstated. Truck pollution is killing us, the planet, and it stinks. We in Colorado have many days of problematic ozone.