[FoRK] Malthusian machinations

Eugen Leitl eugen at leitl.org
Sat Jun 12 10:15:39 PDT 2010


On Sat, Jun 12, 2010 at 07:04:12PM +0200, Eugen Leitl wrote:
> On Fri, Jun 11, 2010 at 04:55:28PM -0500, Jeff Bone wrote:
> 
> > Again, you are failing (like Eugen) to account for the scaling  
> > effects. This ain't your daddy's seawater-U extraction.
> 
> In order to extract a very dilute source, you have to process
> a lot of volume. Seawater has 0.1 kWh/ton energy density as
> far as present fission is concerned. You need to process 2*10^13
> tons/year for just today's needs.

Sorry, forgot the URL http://www.theoildrum.com/node/4558
  
> > As for the physical plant costs, Eugen makes a fair point.  But we are  
> > making progress on that front, too.  Probably a decade to order- 
> 
> We do. Today's plants are more expensive than ever.
> 
> The question is moot: nuclear energy had 60 years of time to
> develop under optimal conditions, under serious subsidies.
> 
> It did not manage to create 4th gen reactors, breeders, intrinsically
> safe designs, nor solve the waste energy. And if you ever looked
> behind the pretty PR (Areva, ahem) then BP looks lilly-white in
> comparison.
> 
> We no longer have 60 years. In fact, we need to effectively complete
> the transition to >90% of renewable by 2050 latest. The budget is
> zero-sum, so we no longer have time to fuck around on multiple
> venues. We blew our chances on that.
> 
> > magnitude cost efficiency increases, absent social and related  
> > economic friction.
> 
> You, Sir, are smoking crack. 
> 
> -- 
> Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org
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Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org
______________________________________________________________
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