Ambient Air Quality Standard Articles & Analysis: Older
3 news found
Environmental Protection Agency (EPA) has strengthened the National Ambient Air Quality Standards (NAAQS) for ground-level ozone to 70 parts per billion (ppb) from 75 ppb to protect public health. ...
This research will evaluate the interactions between climate change and air quality and develop approaches to adapt to a changing climate and provide state, local and Tribal partners with tools and technologies to support their climate change programs. ...
Oxides of nitrogen is one of the six criteria pollutants for which EPA is required to issue air quality criteria under the Clean Air Act (CAA). EPA set a national ambient air quality standard (NAAQS) for nitrogen dioxide (NO2), an indicator for gaseous nitrogen oxides, at an ...