An Examination of the Feasibility of Producing Green Hydrogen from Curtailed, Onshore Wind Power using a North Wales Case StudyOnshore wind power is considered one of the most important future energy sources, but its intermittent and variable nature present a number of challenges to increasing the supply and penetration of wind energy in our energy systems, including the loss of renewable energy through cur tailment. Hydrogen, which has for many years been considered an inter esting option is now seriously considered as a possible solution to some of these challenges