Chronology | Current Month | Current Thread | Current Date |
[Year List] [Month List (current year)] | [Date Index] [Thread Index] | [Thread Prev] [Thread Next] | [Date Prev] [Date Next] |
Low compared to what? Compared to, say, electricity from
gasohol from corn, solar photovoltaics are efficient.
Solar-powered steam engines are comparably efficient
(indeed arguably more efficient) relative to photovoltaics,
and can produce power overnight.