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#fleet-sustainability
(2 articles)Sustainability & ESG
High ImpactMay 26, 2026RNG Trucking Reaches Mainstream: X15N Engine Closes Performance Gap
Renewable natural gas (RNG) has transitioned from a niche alternative fuel to a commercially viable option for heavy-duty trucking, driven by the maturation of the Cummins X15N engine platform and exp
FreightWaves#rng-trucking#alternative-fuels#fleet-sustainability
Sustainability & ESG
ModerateMay 8, 2026FedEx Freight Expands RNG Tractor Fleet for Sustainable Logistics
FedEx Freight leadership, including executive Smith, has signaled an acceleration in the deployment of renewable natural gas (RNG) tractors across its fleet. This strategic expansion reflects the comp
Transport Topics#fedex-freight#renewable-natural-gas#rng-tractors