Legal Planet
AUGUST 22, 2023
States and local air quality regulators have the legal authority to set particulate matter (PM), ozone, and nitrogen oxides (NOx) emissions standards and adopt regulations for these pollutants when they are already in attainment of the national ambient air quality standards ( NAAQS ) set by the U.S.
Union of Concerned Scientists
DECEMBER 15, 2022
The EPA is getting ready to finalize a critical regulation limiting emissions of smog-forming nitrogen oxide (NO X ) and soot (or particulate matter, PM 2.5 ) from new heavy-duty trucks. This is the first time EPA has sought to limit emissions in over two decades, and it is long overdue.
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Breezometer
JUNE 16, 2021
Researchers even found a correlation between maternal exposure to air pollution and increased susceptibility for Autism Spectrum Disorder in the third trimester of prenatal development. Children are particularly susceptible to the harmful effects of pollution as their lungs are still developing: Short-term Impact.
Union of Concerned Scientists
OCTOBER 13, 2022
This new regulation would apply to delivery vans, big rigs, box trucks, and buses. This new regulation would apply to delivery vans, big rigs, box trucks, and buses. Regulate more tractor trucks, including the smaller fleets. However, lowering the threshold to 10 could deliver around 15 percent greater GHG, PM2.5,
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
Legal Planet
OCTOBER 26, 2022
discussing the ways in which local air districts can take action to end harmful air pollution from building appliances. Local gas bans and an ongoing process to set zero-NOx appliance emission standards in the Bay Area Air Quality Management District all played into EPA’s analysis. Download as PDF.
Union of Concerned Scientists
FEBRUARY 9, 2024
First, there’s air pollution. Gas plants and infrastructure emit nitrogen oxides (NOx) during combustion, which degrade local air quality. Exposure to NOx and other gas infrastructure air pollutants has been associated with respiratory illnesses and an increase in childhood asthma rates.
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