Critics say tracking renewable natural gas production and sales will be difficult and present opportunities for fraud.
A 2019 state law requires utilities to consider energy storage in their long-range resource plans.
The agreement between Xcel Energy and clean energy advocates also includes building 3,000 megawatts of solar.
A Minnesota road repaving project highlights an uphill battle for cities trying to reduce transportation emissions.
The state’s commercial property assessed clean energy program was originally designed for building retrofits only.