David Hansen wrote:
On Sat, 23 Oct 2010 12:39:07 +0100 someone who may be John Rumm
wrote this:-

I wonder how much CO2 "free" power you need generate just of offset the
concrete?

6-12 months worth to recover the lifetime carbon costs, from
building to decommissioning.

See BWEA and the studies Vestas publish. Links provided many times
before.


which are at best economical with the truth.

As with all things wind, the hidden costs that are paid doown the line
both in financial and carbon terms are never mentioned.