http://www.impactlab.net/2007/03/14/prius-outdoes-hummer-in-environmental-damage/
http://helenathegreat.hubpages.com/hub/Prius
http://www.ehow.com/facts_7310343_environmental-toyota-prius-battery-disposal.html
http://www.suite101.com/content/environmental-costs-of-buying-a-toyota-prius-a109887
http://wiki.answers.com/Q/Is_the_Toyota_Prius_battery_bad_for_the_environment


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>No. It's not wrong. The battery in the prius is about briefcase size. The environmental impact of manufacturing/disposing it is far offset by the savings in emissions over the lifetime of the vehicle.