The Republican governor has vetoed clean energy bills and rejected regional efforts to reduce greenhouse gas emissions.
The announcement came as a surprising setback for the Transportation and Climate Initiative.
Regional Greenhouse Gas Initiative supporters acknowledge other factors but say the program is an important piece.
A consumer advocacy group is seeking to intervene in a New Hampshire biomass subsidy case, saying the New England Ratepayers Association is misrepresenting itself.
New Hampshire Democrats will soon have a chance to flex new majorities in the state legislature to override a veto of a bill to expand solar net metering.