The Geology of Rare Earth Elements
The biggest secret is that they are not very rare.
But there is going to be a lot of destruction of habitat, mining.
Because "economically-viable" concentrations of them occur in certain soils.
Strip-mining is about to make a comeback, probably on a scale not seen since the 1950's.
Coal is also making a comeback. http://comps.fotosearch.com/bigcomps/AGE/AGE003/F36-118830.jpg