this is michelle bustamante. she looks like critical minerals and their impact on land and natural resources. i have seen the concerns around these types of materials lead a lot of countries to become more resourceful, naturalist and i solution s. and want to mind all of our own stuff. and all mean you now produce everything domestically australia, where it is relatively abundant, has scaled up its production significantly. the us reopened. it's one rate of mine in 2017. yamaha has scaled up it's mining, but exports a lot of it's rare us to china. india once to quadruple it's domestic production in the coming decade. but scaling up new to me and production is still far from easy. the problem is getting this element out of the new do, ma'am, is found jumbled together with other similar elements purifying. it takes a lot of steps that process use as many acids and sold instead of detrimental to the environment and hazardous to work as not only that, whenever unique challenges associated with rear or mining often is