Electric Car Race Could Strain Lithium Supplies
The headlong rush to create electric cars for green-minded consumers may come with a significant economic and environmental cost.
Lithium ion batteries--the same used in electronic gadgets and laptops--have become the preferred battery type for plug-in hybrids and electric cars now starting to come to market.
That swelling demand has some industry observers concerned that there will be a shortage of the metal lithium, the material used to make the batteries.
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