An unexpected decline in the price of an essential battery material, along with those of other commodities, is good news for buyers. But experts disagree on how long low prices will last.
Amidst the shrinking, toxic Salton Sea, there's enough lithium to meet the United States' entire projected demand, and fuel the electric vehicle revolution.
A race is on to produce lithium in the United States, but competing projects are taking very different approaches to extracting the vital raw material. Some might not be very green.
