2021 Air Pollution Atmosphere Nitrogen Oxides 
Union of Concerned Scientists
MAY 13, 2024
Since its inception, the report has effectively heightened the awareness of some hazardous air pollutants, and engaged the public, media, advocates, and policymakers in the ongoing fight against air pollution. The air quality for this report was calculated using data reviewed by EPA from 2020, 2021, and 2022.
Union of Concerned Scientists
JUNE 6, 2023
As early as 1966 , the state began to take regulatory action to reduce pollution from passenger cars and trucks. As a result of continuing progress on regulations, the air-polluting emissions of new passenger vehicles currently for sale are thankfully much lower than those of older vehicles. Combining the PM 2.5
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Union of Concerned Scientists
FEBRUARY 9, 2024
Responsible for 12 percent of all US global warming emissions from human activities, methane traps significantly more heat per molecule than carbon dioxide, making it 86 times more harmful for the first 20 years after it is released into the atmosphere. First, there’s air pollution.
Union of Concerned Scientists
JANUARY 10, 2024
Air pollution Gas-fueled power plants and compressor stations release emissions that pollute local air and have dangerous health impacts to nearby residents. Most notable of these polluting emissions are nitrogen oxides (NOx).
Breezometer
MARCH 23, 2022
In the world of air pollution and air quality, there is a lot of discussion about Particulate matter (PM) and its impact on the health of people all over the world. But what exactly is PM pollution and how does it affect us? We’ll explain what each of these PM pollutants is in a moment.).
Union of Concerned Scientists
NOVEMBER 30, 2023
New in this UCS analysis is a look at the public health co-benefits of reducing air pollution from fossil fuels that occur from decarbonizing our economy. A 2021 study found that a majority of PM 2.5 Knowing what these substantial benefits are can help us better understand the true impacts of reducing our fossil fuel emissions.
PA Environment Daily
JANUARY 21, 2022
million in Alternative Fuel Incentive Grants (AFIGs) to 18 cleaner fuel transportation projects statewide that will reduce greenhouse gas emissions and other air pollutants. Transportation generates 47 percent of nitrogen oxide emissions in Pennsylvania, contributing to the formation of ground-level ozone.
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