Many of the places that work well for solar panels are far away from the people who use electricity. Hydrogen is a good energy storage solution, to the point th

Many of the places that work well for solar panels are far away from the people who use electricity. Hydrogen is a good energy storage solution, to the point that eg. Australia and Saudi Arabia are contemplating commercial operations, nicknamed "solar fuels": http://reneweconomy.com.au/2014/abe-visit-may-hasten-solar-fuel-exports-from-pilbara-28277 http://reneweconomy.com.au/2014/abe-visit-may-hasten-solar-f...