Vast amounts of renewable energy are needed to produce green hydrogen, a new form of energy made by splitting water molecules into hydrogen and oxygen using renewable power. Green hydrogen is a type of clean energy that could reduce greenhouse gas emissions by replacing fossil fuels in energy-intensive industries. These industries include cement, fertiliser and steel production. The scale of projected investments globally is huge. The Hydrogen Council, an association of major corporations including the multinational mining company Anglo American, Bosch engineers, the chemicals and engineering giant Linde and many others, lists 1,400 announced projects worldwide and announced investments of…