Miriam Wasser

The residents are expected to argue that state environmental regulators violated the law and their statutory authority when they allowed the Markley data center to add more diesel generators on the property.

At peak hours, the solar fleet in the region produced 2,500 megawatts less than had been forecasted.

Energy efficiency saves money. Why is Mass Save being blamed for rising bills in Massachusetts?

Climate advocates and Massachusetts officials blasted the climate plans put forward by the state's five gas utilities. The Department of Energy Resources called the plans "inactionable and unenforceable."

New England has some of the highest electricity prices in the country. But this past winter, 140,000 households in Massachusetts got a break on their bills because they have a heat pump.

After years of starts and stops, construction on Vineyard Wind, the country's first large-scale offshore wind project, wrapped up this week.

The war with Iran has sent global oil prices soaring and there's a lot of uncertainty about what comes next. Here in Massachusetts, that turmoil is affecting many residents who rely on fuel oil to heat their homes.

Putting power lines underground feels like an easy solution to weather-related outages. Problem is, it's wicked expensive.

The Boston Housing Authority is piloting a new type of window-mounted heat pump that's relatively inexpensive and easy to install.

A federal judge issued a temporary pause on a Trump administration order that halted construction on Vineyard Wind in late December. The project is 95% complete and already generating power for the New England grid.