Fossil fuel phase-out - Wikipedia
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Bi-fuel vehicle - Wikipedia
Alternative vehicular fuels for environmental decarbonization: A critical review of challenges in using electricity, hydrogen, and biofuels as a sustainable vehicular fuel - ScienceDirect
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EERE: Alternative Fuels Data Center Home Page
Fossil fuel phase-out - Wikipedia
UPS to invest $100M more in compressed natural gas, CNG vehicles and related infrastructure - Green Car Congress
Alternative fuel vehicle - Wikipedia
Alternative Fuels Data Center (Fact Sheet) - UNT Digital Library
Natural Gas
Computers that power self-driving cars could be a huge driver of global carbon emissions, MIT News
ATE Central - Alternative Fuels Data Center