Air Pollution Ground-Level Ozone Politics 
Union of Concerned Scientists
OCTOBER 15, 2024
This, along with many other chemicals, like diesel particulates and ground-level ozone that form soot and smog, and metals like lead in paint and drinking water, are regulated by the EPA to keep us safe. For one thing, many regulatory functions are delegated to the state, tribal, and local levels.
Legal Planet
AUGUST 24, 2023
At the high temperatures in internal combustion engines, some of the nitrogen in the air actually burns, resulting in the formation NO or NO 2 , which are collectively called NOx. NOx plays a role in forming ground level ozone and final particulates (PM2.5), both of which are human health hazards.
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Union of Concerned Scientists
OCTOBER 26, 2022
Recently, the National Academies of Sciences, Engineering, and Medicine released a report that will likely have major effects on how the Environmental Protection Agency (EPA) protects people from dangerous air pollutants. At issue is the EPA’s process of compiling what the agency calls an “integrated science assessment.”
Union of Concerned Scientists
OCTOBER 12, 2023
Despite clear recommendations from its own science advisors, the US Environmental Protection Agency (EPA) announced over the summer that it will delay its scheduled process to consider strengthening public health standards for ground-level ozone pollution. The stakes over ground-level ozone standard are high.
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.
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