Union of Concerned Scientists

MAY 17, 2023

Earlier this month, the Environmental Protection Agency’s (EPA) Clean Air Scientific Advisory Committee (CASAC) released a draft set of recommendations calling on the EPA to tighten its current standard for ground-level ozone pollution to protect public health. Here’s how the process is supposed to work.

Ozone 190

Ozone Ground-Level Ozone Air Pollution Clean Air Act 190

PA Environment Daily

AUGUST 6, 2022

The following factsheet on asthma and air pollution from natural gas facilities was compiled by the Environmental Health Project -- Asthma is a chronic disease that affects breathing. Asthma attacks, also known as exacerbations, may be triggered by indoor and outdoor air pollution, stress, and other physical and environmental factors.

Air Pollution 59

Air Pollution Natural Gas Ground-Level Ozone Nitrogen Oxides 59

PA Environment Daily

OCTOBER 1, 2022

By replacing older polluting engines and equipment with new technologies, funded projects remove nitrogen oxide, carbon monoxide, particulate matter, and hydrocarbon pollution from the air. The projects are located in high-population areas with dense traffic and high air pollution levels.

Nitrogen Oxides 59

Nitrogen Oxides Clean Energy Ground-Level Ozone Carbon Dioxide 59