Comment by Invictus0

The push towards electric cars is an ostensible step in the right direction from an environmental standpoint, but most commentators fail to consider the massive quantities of hazardous toxic waste produced as a byproduct of neodymium mining.

http://www.bbc.com/future/story/20150402-the-worst-place-on-...

https://www.theguardian.com/environment/2012/aug/07/china-ra...

http://e360.yale.edu/features/boom_in_mining_rare_earths_pos...