Going Green
terryc wrote:
On Thu, 24 Sep 2009 08:39:54 +1000, David Hare-Scott wrote:
I take you are saying this is not a mistake. So please explain the
physics. How can the subsoil be maintained well below the average annual
temperature?
I think the temp is 15 deg celcius.
and to answer your question; evaporative cooling {:-).
Water moisuture evaporating?
yes, you are allowed to say bullshit
David
I just cheked the probe down 3 metres
currently 8c but it was much lower last week
might hit 15 in the summer as its the first season I dont know
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