Columbia subject headings:
Air--Pollution--Effect of synthetic fuels on.
Greenhouse effect, Atmospheric--Effect of motor fuels on.
Motor fuels.
Synthetic fuels.
Harvard subject headings:
Air--Pollution--Effect of synthetic fuels on.
Air--Pollution--Environmental aspects
Greenhouse effect, Atmospheric
Greenhouse effect, Atmospheric--Effect of motor fuels on.
Motor fuels--Environmental aspects.
Motor fuels.
Synthetic fuels.
Princeton subject headings:
Air--Pollution--Effect of synthetic fuels on.
Greenhouse effect, Atmospheric--Effect of motor fuels on.
Motor fuels.
Synthetic fuels.