It bothered me at first, but I think it’s about greenhouse gas emission. For example, methane is another power source, with legal restrictions depending on the “cleanliness” of the gas when burnt. I don’t remember whether biofuels are still used at the time of the story.
It bothered me at first, but I think it’s about greenhouse gas emission. For example, methane is another power source, with legal restrictions depending on the “cleanliness” of the gas when burnt. I don’t remember whether biofuels are still used at the time of the story.
That still doesn’t make sense—if the food stocks were created without mining carbon from oil or coal, then they’re carbon-neutral.