A pilot project between Minnesota's second largest supplier of electricity, Great River Energy, and a Massachusetts start-up claims to have a breakthrough in battery technology that would allow for vast expansions of renewable energy on the power grid.
A pilot project between Minnesota's second largest supplier of electricity, Great River Energy, and a Massachusetts start-up claims to have a breakthrough in battery technology that would allow for vast expansions of renewable energy on the power grid.
The announcement came after failed attempts by Great River Energy, which serves 1.7 million electricity customers in Minnesota and parts of Wisconsin, to sell or even give away Coal Creek Station.