The 15-megawatt project would clear up to 75 acres of forest between two brooks that feed the Niantic River.
State leaders are looking for funding sources for remediation work that needs to happen before many energy efficiency upgrades can be completed.
The analysis by University of Rhode Island researchers did not account for aesthetic treatments, and found no impact from arrays in rural areas.
Supporters say third-party companies could bring innovation, but some lawmakers worry about potential disruption to successful utility programs.
The state is considering proposals to make electric vehicles more accessible to lower-income buyers.