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.”

Air Pollution 213

Air Pollution Ozone Ground-Level Ozone Clean Air Act 213

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.

Ground-Level Ozone 232

Ground-Level Ozone Pollution Control Clean Air Act Ozone 232

Columbia Climate Law

DECEMBER 2, 2019

Methane also contributes to the formation of ground-level ozone which is itself a heat-trapping greenhouse gas and, when inhaled by humans, can trigger a variety of health problems from throat irritation and coughing to bronchitis, asthma, and reduced lung function.

Regulations 52

Regulations Natural Gas Air Pollution Ground-Level Ozone 52

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 185

Ozone Ground-Level Ozone Air Pollution Clean Air Act 185