Luckily you can make them from sunlight as well (either through PV or sustainable agriculture) Unluckily none of our governments seem to have had the forethoug

Luckily you can make them from sunlight as well (either through PV or sustainable agriculture) Unluckily none of our governments seem to have had the forethought to either make the massive capital investment required for the former or the even bigger labour and knowledge investment to do the latter when this became obviously important.