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For instance, 30% of “heavy-heavy-duty vocational” trucks would need to be zero-emission by 2032, the EPA said, while 40% of short-haul “day cabs” would need be zero emission vehicles. The ...
The Clean Air Act of 1963 (CAA) was passed as an extension of the Air Pollution Control Act of 1955, encouraging the federal government via the United States Public Health Service under the then-Department of Health, Education, and Welfare (HEW) to encourage research and development towards reducing pollution and working with states to establish their own emission reduction programs.
The new rules for heavy trucks and buses come a week after the EPA announced new automobile emissions standards for passenger vehicles. Those rules relax initial tailpipe limits proposed last year but get close to the same strict standards set out by the EPA for model year 2032. The auto industry could meet the limits if 56% of new passenger ...
A U.S. appeals court on Friday tossed out greenhouse gas emissions rules for heavy-duty truck trailers, ruling two government agencies had exceeded their authority. The Environmental Protection ...
In-use vehicles in the specified categories must meet 1997/98 emission standards for the respective new vehicle type (in the case of heavy duty engines NO x = 4.5 g/kWh, PM = 0.25 g/kWh). In other words, the 1997/98 new vehicle standards are retroactively applied to older vehicles already on the road.
The Environmental Protection Agency proposes new cuts to heavy vehicle emissions, targeting those chemicals that produce lung-damaging smog. Biden's EPA proposes new rule to reduce smog from ...
Vehicle emissions control is the study of reducing the emissions produced by motor vehicles, especially internal combustion engines. The primary emissions studied include hydrocarbons, volatile organic compounds, carbon monoxide, carbon dioxide, nitrogen oxides, particulate matter, and sulfur oxides.
The U.S. Environmental Protection Agency this spring finalized new rules for models of semi-trucks, buses and other heavy-duty vehicles released from 2027 to 2032 in a bid to cut 1 billion tons of ...