Welcome to European Tribune. It's gone a bit quiet around here these days, but it's still going.
Not to nit-pick, but when you say solar is clean, are you including the impact of manufacturing and disposing of solar panels?

As far as solar technology goes, we have a long way to go before we match what nature has done with chlorophyl.

A society committed to the notion that government is always bad will have bad government. And it doesn't have to be that way. — Paul Krugman

by Migeru (migeru at eurotrib dot com) on Fri Dec 9th, 2005 at 07:36:01 AM EST
Oh no, chlorophyll efficiency is dreadful, 11% peak, 3 to 6% in practice, and [I don't have a reference handy] overall biomass efficiency is in the order of 1%.

The upside is that you don't have to build it...
by Francois in Paris on Sat Dec 10th, 2005 at 08:36:46 PM EST
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