[Greenbuilding] Photovoltaic Life Expectancy

[Jeff Buscher]

Here's an NREL publication that says the energy payback is around 1-4 years
depending on the type of panels:
http://www.nrel.gov/docs/fy05osti/37322.pdf
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.bioenergylists.org/pipermail/greenbuilding_lists.bioenergylists.org/attachments/20110520/c9a0d563/attachment.html>