Cobalt is an important component of lithium ion batteries, like those in many electric vehicles(Keith Srakocic / AP)

Electric vehicles are becoming more and more popular. But one barrier is the network for recharging them – especially in the rural west.

Experts say long EV road trips are a new frontier. That’s because the charging infrastructure that makes them possible is still emerging.

KUNC’s Rae Solomon spent the day at an EV fast charging station in rural Colorado to learn more.