Massachusetts could decarbonize its peaking power portfolio by 2050 through aggressive deployment of wind, batteries and demand flexibility, according to a new analysis by a group of environmental nonprofits.

Eversource Energy increased its five-year capital investment plan by $2.3 billion, an increase largely driven by investments in its gas and electric distribution systems.

In Massachusetts, a state with some of the most ambitious decarbonization policies in the country, fundamental disagreements between utilities and consumer advocates threaten to derail the transition from natural gas before it even gets off the ground.

Two new studies released by advocates on opposite sides of the clean energy debate reach opposite conclusions about the economic benefits of renewables.

A new report estimates that solar and battery storage growth in New England between 2025 and 2030 could reduce wholesale energy costs across the region by about $684 million annually by 2030.

Energy affordability and regional collaboration dominated talks at the New England-Canada Business Council's annual Executive Energy Conference.

Top Massachusetts House members are pushing an expansive energy bill that would scale back several major climate initiatives and programs.

A coalition of municipal officials and climate advocates in Massachusetts are renewing a push for the expansion of a state program allowing a select number of municipalities to ban fossil fuel hookups in new building construction and renovation projects.

A relatively small project aiming to increase gas pipeline capacity into New England is raising larger underlying questions about how the region will balance gas reliability and affordability with longer-term efforts to transition away from natural gas.