Union of Concerned Scientists
SEPTEMBER 26, 2024
One good example of the nexus between global warming and local pollution is ground-level ozone. The 2019 explosion at the Philadelphia Energy Solutions (PES) refinery was in a unit which used hydrofluoric acid as a catalyst. To make matters worse, NOx contributes to the formation of ground-level ozone and secondary PM2.5,
Academy of Natural Sciences
SEPTEMBER 1, 2021
Motor vehicle exhaust is one big source of ground-level ozone or smog, fine particulate matter, carbon monoxide and nitrogen dioxide. As of 2019, the Indego system has about 150 stations and 1,500 bikes available all over the city 365 days of the year. Don’t own a bicycle or nervous about investing in one?
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PA Environment Daily
OCTOBER 14, 2021
Carbon dioxide emissions are the leading cause of climate change, and nitrogen oxides contribute to the formation of ground-level ozone, which affects the health of children, older people, people with lung diseases such as asthma and emphysema, and people who work or are active outdoors.
PA Environment Daily
NOVEMBER 21, 2024
The commitments under the settlements will significantly reduce pollution from these companies’ operations, including volatile organic compounds that contribute to ground-level ozone, and methane, a potent greenhouse gas.” The EPA identified the alleged violations through field investigations conducted in 2018 and 2019.
Union of Concerned Scientists
MARCH 29, 2023
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. After she took office in January 2019, that pledge went out the window.
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