Carbon compact supporter reflects on Pennsylvania’s departure

STATE HOUSE, BOSTON, Nov. 24, 2025…..Pennsylvania has chosen to walk away from the nation’s longest-running carbon reduction compact, but in Massachusetts the Senate’s top energy policymaker says the state should use the moment to double down on the cap-and-trade approach.

Clean energy advocates offered a starkly different assessment.

The Acadia Center called Pennsylvania’s exit a “short-sighted decision” that will cost the state nearly $20 billion in revenue over 12 years and deprive communities of public-health protections and affordability investments.

“This is a grave setback for Pennsylvania’s energy, climate, and affordability policies,” the group said, arguing the withdrawal comes as RGGI’s benefits “are most urgently needed.”

To read the full article from the State House News Service, click here.