1、CRS INSIGHT Prepared for Members and Committees of Congress INSIGHTINSIGHTi i Class 8 Truck Zero-Emission Routes February 9, 2021 Trucking accounts for nearly a quarter of the total greenhouse gases emitted by the transportation sector in the United States. As Congress takes up reauthorization of fe
2、deral surface transportation programs, interest in mitigating climate change is drawing attention to two provisions of law, the Designation of Alternative Fuel Corridors provision (P.L. 114-94, 1413) and the Congestion Mitigation and Air Quality Improvement Program (CMAQ; P.L. 114-94, 1114). Both co
3、uld be used to further encourage trucking companies to invest in zero-emission heavy-duty trucks. Commonly called “18-wheelers,” Class 8 trucks present formidable challenges to converting to zero-emission engines. Unlike lighter delivery trucks, many of which run on battery-electric power, Class 8 t
4、rucks engaged in long-haul transport do not return each night to a truck depot at which they can recharge or refuel. While trucks powered by natural gas or diesel blended with biofuels are already in use, these fuels result in greenhouse-gas emissions. Making zero-emission Class 8 trucks feasible wo
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