>It's more efficient to burn hydrogen (or methane) in a combined cycle plant and use that power to drive heat pumps in homes and businesses Well, heat pumps po

>It's more efficient to burn hydrogen (or methane) in a combined cycle plant and use that power to drive heat pumps in homes and businesses Well, heat pumps powered by methane do exist since years, the were biggish but there is a trend towards making smaller units suitable for home use, JFYI: http://www.roburheatpumps.co.uk/ http://www.roburheatpumps.co.uk/