Reply to post:

Electric cars can't cut UK carbon emissions while only the wealthy can afford to own one

MachDiamond Silver badge

"they are just often hard to find in large deposits like other minerals.

"

The heavier ones are usually combined with Thorium which is mildly radioactive. The US classes Thorium as a radioactive hazardous waste while China is banking it for use when LFTR reactors or a similar technology is ready to use it. The waste disposal issue with Thorium is what makes Rare Earths less available in the market outside of Asia. The elements themselves are all over the place.

POST COMMENT House rules

Not a member of The Register? Create a new account here.

  • Enter your comment

  • Add an icon

Anonymous cowards cannot choose their icon

SUBSCRIBE TO OUR WEEKLY TECH NEWSLETTER

Biting the hand that feeds IT © 1998–2019