Solar energy

OverviewThermal energyPotentialConcentrated solar powerArchitecture and urban planningAgriculture and horticultureTransportFuel production

Solar thermal technologies can be used for water heating, space heating, space cooling and process heat generation. In 1878, at the Universal Exposition in Paris, Augustin Mouchot successfully demonstrated a solar steam engine but could not continue development because of cheap coal and other factors.