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. But will the EPA follow CASAC’s recommendations?

Ozone 190

Ozone Ground-Level Ozone Air Pollution Clean Air Act 190

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. gpm NOx standard.

Ground-Level Ozone 212

Ground-Level Ozone Pollution Control Clean Air Act Ozone 212

Union of Concerned Scientists

MARCH 29, 2023

In 2017, Hurricane Harvey —one of the worst—drenched Houston with more than 4 feet of rain, killed at least 88 people, and caused $125 billion in damage. EPA decision , upheld the EPA’s authority to regulate such emissions under the Clean Air Act but significantly constrained its ability to do so.

Fossil Fuels 347

Fossil Fuels Climate Change Sea Level Electricity 347

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