Re:When half a million Americans died and nobody noticed
by mseebach on Friday May 11, 2012 @06:31AM
(#3958527)
> energy source
Algae based bio fuels sounds promising.
> replace plastics
If we stop using oil for fuel, there's plenty left for plastics. Oh, and carbon fibre is promising.
> What are you going to feed your 20 billion?
Food. There's plenty of unused room for it, and even then, there's hydroponics. Solve desalination, or hook up a cheap abundant energy source to what we already have, and there's even more room.
Algae based bio fuels sounds promising.
> replace plastics
If we stop using oil for fuel, there's plenty left for plastics. Oh, and carbon fibre is promising.
> What are you going to feed your 20 billion?
Food. There's plenty of unused room for it, and even then, there's hydroponics. Solve desalination, or hook up a cheap abundant energy source to what we already have, and there's even more room.