Apparently a Toyota Prius uses a kilo of neodymium in its electric motor magnets, and over 10 kg of lanthanum in the batteries.
No worries you screaming greenies, they are just rare earth elements that will go from rare to hens teeth before the hen goes extinct.
Awesome work guys. Think about it and then go out and buy one if a new car is what you require.
Modern life has a hefty footprint and few of us can give that up.