New Zealand company working to combat environmental impact of Lithium mining for EV batteries

Electric vehicles may be better for our carbon emissions - but mining for the lithium used in their batteries also has an environmental cost.

The extraction process pollutes soil and water, all while emitting carbon of its own.

But one Kiwi company is working to change all that, leading the way with a clean, green solution on England's Cornish coast. 

Watch the video.