PA Environment Daily

AUGUST 6, 2022

While the link between air pollution and asthma exacerbations is well understood, some research suggests that exposure to air pollution, especially early in life, may play a role in actually developing the disease (American Academy of Allergy Asthma & Immunology, 2020). In Pennsylvania, for example, approximately 1.5

Air Pollution 59

Air Pollution Natural Gas Ground-Level Ozone Nitrogen Oxides 59

Union of Concerned Scientists

SEPTEMBER 26, 2024

Based on data from the Environmental Protection Agency (EPA) on toxic air and water emissions for a large number of industrial facilities across the US, refineries are the 10 th most toxic industry , in a toxicity ranking list with over 200 grades. Refineries are among the most toxic industries in this country.

Ground-Level Ozone 323

Ground-Level Ozone Fossil Fuels Ozone Air Pollution 323

Union of Concerned Scientists

MAY 21, 2025

It presents air pollution data at the county-level for two pollutants, deadly fine particulate matter (PM 2.5 ) and ground-level ozone. is emitted directly from the tailpipes of gasoline and diesel vehicles, while ozone and even more PM 2.5 From 2000 to 2020, national PM 2.5 Secondary PM 2.5

Ozone 246

Ozone Ground-Level Ozone Air Pollution Clean Air Act 246

Union of Concerned Scientists

MARCH 29, 2023

By railing against what he calls a “radical climate change movement” and suing the federal government to protect corporate polluters. In 2015, when he took office as AG after stints in the Texas Legislature, he sued the Environmental Protection Agency for strengthening a standard for ground-level ozone, better known as smog.

Fossil Fuels 363

Fossil Fuels Climate Change Sea Level Electricity 363

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.

Ozone 312

Ozone Ground-Level Ozone Air Pollution 2012 312

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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Ozone Ground-Level Ozone Air Pollution Clean Air Act 264