Tag Archives: nitrogen oxides

The U.S. Environmental Protection Agency today announced final national greenhouse gas pollution standards for heavy-duty vehicles for model years 2027 through 2032 – the “Greenhouse Gas* Emissions Standards for Heavy-Duty Vehicles – Phase 3.” Trucks and other heavy-duty vehicles are central to the economy by moving goods and freight as well as providing services for industry, transit, among other sectors. Heavy-duty vehicles account for 25% of all greenhouse gas emissions from the transportation sector, which is itself the single largest source of greenhouse gas emissions in the United States. Under these new standards, the heavy-duty industry is expected to realize annualized savings of $3.5 billion compared to annualized costs of about $1.1 billion from 2027 through 2055 Continue reading →