12 greenest cars

The American Council for an Energy Efficient Economy says these cars are easiest on the environment.

Nissan Leaf

greenest cars nissan leaf
  • MPGE: 114

The Nissan Leaf is a fully electric car that seats five. It's rated slightly lower than the Smart Electric Drive and Prius c due to its greater weight and, therefore, the presumably greater environmental impact of its manufacturing.

- Last updated January 28 2014 11:57 AM ET
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