Impeccable timing :-) [EMAIL PROTECTED] wrote:
> I think for solar power and wind a similar logic applies. They are > really expensive to build, but once built operating and replacement > costs are low (foundations might last for thousands of years, silicon > can be recycled, long distance electricity transmission cables > underground might also last thousands of years). http://www.guardian.co.uk/technology/2008/sep/04/energy.engineering?gusrc=rss&feed=networkfront Spinning to destruction Wind power may be one of the cleaner, greener energy sources available, but turbine and blade failures point to dangers that were not anticipated, says Michael Connellan (while I have no strong feelings over the credibility of the report, I would not be surprised if maintenance and repair costs remain significant over the lifetime of the devices.) James --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups Global Change ("globalchange") newsgroup. Global Change is a public, moderated venue for discussion of science, technology, economics and policy dimensions of global environmental change. Posts will be admitted to the list if and only if any moderator finds the submission to be constructive and/or interesting, on topic, and not gratuitously rude. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/globalchange -~----------~----~----~----~------~----~------~--~---
