[ExI] global warming again.
stefano.vaj at gmail.com
Fri Mar 20 11:33:08 UTC 2009
On Fri, Mar 20, 2009 at 1:16 AM, Keith Henson <hkeithhenson at gmail.com>wrote:
> If we don't do something peak energy may kill that many. Global
> warming probably happens well after.
In that case, most of the billions would probably accept a very marginal
increase in their chances to get cancer, or whatever other adverse effect
temporary Project Orion vehicles launches might generate...
But I did take a look at the wiki article. If half of the largest one
> is payload, then one launch puts up 4 million kg. The throughput of
> the suborbital rocket and laser system puts up about this much in 4
> years. So the two transport systems are not that far apart. A 4 GW
> laser is one ton of TNT per second.
Possibly. Let's say however that Project Orion vehicles were already
feasible, in principle, with the technology of the sixties, while I do not
exactly know in which dept store I can get 4GW lasers, or if my power
company is in a position to provide the juice to operate them to residential
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