Select Acronyms and Abbreviations

AEO

Annual Energy Outlook

AFV

alternative fuel vehicle

bbl

barrel

bbl/d

barrels per day

BEV

battery electric vehicle

Btu

British thermal unit

CAA

Clean Air Act

CAFE

Corporate Average Fuel Economy

CCS

carbon capture and storage

CNG

compressed natural gas

CNGV

compressed natural gas vehicle

CO2

carbon dioxide

CO2e

carbon dioxide equivalent

CTL

coal to liquid (fuel)

EERE

Office of Energy Efficiency and Renewable Energy

EIA

Energy Information Administration

EISA

Energy Independence and Security Act of 2007

EOR

enhanced oil recovery

EPAct

Energy Policy Act

ETA

Energy Tax Act

FCEV

hydrogen fuel cell electric vehicle

FFV

flex fuel vehicle

gge

gallon of gasoline equivalent

GHG

greenhouse gas

GREET

Greenhouse Gases, Regulated Emissions, and Energy Use in Transportation model

GTL

gas to liquid (fuel)

H2

hydrogen

HEV

hybrid electric vehicle

ICE

internal combustion engine

ICEV

internal combustion engine vehicle

IHUF

Indexed Highway User Fee

ILUC

indirect land-use change

IPCC

Intergovernmental Panel on Climate Change

LCA

life-cycle assessment

LCFS

Low Carbon Fuel Standard

LDV

light-duty vehicle

Li-ion

lithium ion

LT

light truck

MMTCO2e

million metric ton(s) of CO2 equivalent

mpg

miles per gallon

mpgge

miles per gallon of gasoline equivalent

NAAQS

National Ambient Air Quality Standards

NEMS

National Energy Modeling System

NHTSA

National Highway Traffic Safety Administration

NOx

mono-nitrogen oxides, including nitric oxide (NO) and nitrogen dioxide (NO2)

PEV

plug-in electric vehicle

PHEV

plug-in hybrid electric vehicle

quad

quadrillion British thermal units (of energy)

RFS

Renewable Fuel Standard

RFS2

Renewable Fuel Standard, as amended by EISA

RIN

Renewable Identification Number

tcf

trillion(s) of standard cubic feet

VMT

vehicle miles traveled

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NOTE: A more complete list of acronyms and abbreviations is given in Appendix E of the electronic version of this report, available at http://www.nap.edu/catalog.php?record_id=18264.



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