Cooling off by stripping naked and exposing oneself (was Sticking yo

> Thermal limits to growth:
> If one trillion (10^12) people are using ~500kW of
> electrical power (usage you suggested previously)
> then they will be generating ~3 times the heat earth
> recieves from the sun through electriccal power
> alone; which would heat the planet past the boiling
> point of water.

-18 degrees celsius is indeed past the boiling point of water, but
not in the direction you seemed to intend.
http://www.tourism-futures.org/content/view/856/226

"Without CO2 in the air, the temperature would be a
chilly minus 18 degrees C."

http://www.google.com/search?q=%22Without+water+vapor+in+the+air%22

"we're actually 60 degrees warmer than we would be
without water vapor in the air."

The cosmic background is 3-4 degrees kelvin. Compressed refrigerants,
focussed by pseudo-parabolic reflectors, can potentially dump heat to
the cosmic background.
http://www.halfbakery.com/idea/Cosmic_20Background_20Refrigeration