“There are certain sectors of the economy for which batteries will not work, such as shipping, aviation, and steel production. Energy analysts refer to these sectors as “the final 15%” of global energy demand.”

-Marcus Chenevix reports on recent plans to develop hydrogen production in Saudi Arabia and the UAE.  “Hydrogen production will always be a difficult and intensive industrial process – much more akin to the petrochemical polymer industry than the oil industry.” [AGSIW]