Hank reveals why our love affair with the rare earth elements has a dark side. Like SciShow on Facebook: http://www.facebook.com/scishow Follow SciShow on Twitter: http://www.twitter.com/scishow References: http://washingtonindependent.com/101462/california-mine-represents-hope-... http://www.nytimes.com/2011/03/09/business/energy-environment/09rare.htm... http://minerals.usgs.gov/minerals/pubs/commodity/rare_earths/ Credits: Produced by Hank Green Chief Editor: Blake de Pastino Cinematography: Nick Jenkins Video Editor: Matt Ferguson Graphics: Amber Bushnell Written by Jesslyn Shields SciShow theme composed by Tom Milsom TAGS: scishow, science, chemistry, hank green, lanthanides, actinides, periodic table of elements, element, rare earths, rare earth elements, radioactive, radioactivity, refinery, indium, china