The world’s largest solar thermal plant has gone into full operation at the Princess Noura Bint Abdul Rahman University near Riyadh after a six month trial period and build-up. Providing more than 900,000 liters of hot water storage, the $14m-plus solar heating plant was manufactured by Austrian research institute GREENoneTEC company and constructed by Jordanian engineering company Millennium Energy Industries.The plant uses 36,305 square meters of solar panels to feed solar energy into a district heating grid for 40,000 students at the Princess Noura Bint Abdulraman women’s university.