RIYADH: The Saudi environment minister called on scientists and researchers to work together to find practical solutions to global water challenges as he attended this year’s Prince Sultan bin Abdulaziz International Prize for Water at the UN offices in Vienna on Wednesday. Minister of Environment, Water and Agriculture Abdulrahman Al-Fadhli congratulated the winners of the 11th cycle of the awards, which are held under the patronage of King Salman bin Abdulaziz, the Saudi Press Agency reported