This is true. https://en.wikipedia.org/wiki/Solar_power_at_the_White_House#Carter_administration https://en.wikipedia.org/wiki/Solar_power_at_the_White_House..

This is true. https://en.wikipedia.org/wiki/Solar_power_at_the_White_House#Carter_administration https://en.wikipedia.org/wiki/Solar_power_at_the_White_House... It is also true that solar water heating has unpleasant failure modes.