Excellent point Chris. I was in China last summer, and saw solar hot
water heating units literally covering all rooftops of apartment
buildings in many cities. I was last there 8 years ago, and don't recall
seeing any. These were free-standing units, and were for sale
everywhere. Seeing so many
Hello All,
I have been watching this debate for a few days now before chiming in. While I
agree with David's point that if biofuels are to work, we must first reduce the
demand on them by utilizing other renewable energy sources like the sun. I
would, however like to caution everyone that a high
This may sound very pie-in-the-sky, but how about this proposition:
The amount of energy we should use is the amount that can be captured by =
covering every existing roof with the highest-tech energy capture device =
currently available--photovoltaics, I assume.
Surely someone has calculated how
