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. Ground-level ozone is the sixth criteria air pollutant, but is created from precursors.

Ground-Level Ozone 235

Ground-Level Ozone Fossil Fuels Ozone Air Pollution 235

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 215

Ozone Ground-Level Ozone Air Pollution Clean Air Act 215

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 356

Fossil Fuels Climate Change Sea Level Electricity 356