This link has been bookmarked by 4 people . It was first bookmarked on 04 Jul 2008, by Colin Bennett.
In many climates, a solar heating system can provide a very high percentage (50% to 75%) of domestic hot water energy.
In many northern European countries, solar power is used not only to heat water, but also to provide 15 to 25% of home heating energy.
Hawaii has enacted a law that requires all new homes to install solar water heaters.
I recently noted that Hawaii has enacted a law that requires all new homes to install solar water heaters. Eventually, Hawaii may have as many water heaters as Israel, where 90% of homes have solar water heaters installed. When viewed from above, the Jerusalem often glitters with the shine of the thousands of solar heaters that adorn rooftops.
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