On Thu, 15 Jul 2004 05:52:23 +0000 (UTC), "Franz Heymann"
wrote:

That is not true. It absorbs infrared radiation.

I thought you might says that :-)

and you didn't mention black body radiation.

Firstly, the glass is not a black body. {:-))

{:-)) ---------the trademark of the real Franz.

That's probably why you didn't mention it then :-)

Secondly, reradiation is not reflection.

yes

Thirdly, reradiation is not the only (or even the major?) process by
which the heat is retained in the gteenhouse. Convection is very
important.

and insulation?



[snip]

Franz


Franz

You are having an attack of double signatures again

My apologies.

Franz


now about your lack of snipping ... :-)
--
Martin