Electrification

Heat pumps

Massachusetts ups winter energy discounts for homes with heat pumps

It’s the only state that makes big utilities offer lower seasonal rates for heat pump owners, in an effort to boost adoption and create a fairer system.

By Sarah Shemkus . 17 September 2026

A frozen and snow-covered electricity meter outside a home — (hapabapa via Getty Images)

Heat pumps

California moves to cut red tape for heat pumps, solar, and more

Two bills on Gov. Newsom’s desk would reduce hurdles to heat pumps and home solar and batteries, which could reduce fees by $1,000 or more per project.

By Alison F. Takemura . 14 September 2026
Heat pumps

Heat-pump water heaters just keep getting better

Manufacturers are rolling out models that heat up at times when power is cheap, fit into tighter spaces, and aggressively cut energy bills.

By Alison F. Takemura . 27 August 2026
Balcony solar

California Legislature passes balcony solar bill

Unless Gov. Newsom blocks the bill, it will legalize plug-in solar in one of the world’s biggest economies. But the rules are more restrictive than some hoped for.

By Alison F. Takemura . 26 August 2026
Heat pumps

US apartment buildings have tipped toward heat pumps

The climate-friendly appliances are becoming the norm among American home builders. Here are the factors driving the shift.

By Alison F. Takemura . 20 August 2026
Clean energy manufacturing

US factories are struggling to get cleaner heat. These ideas may help.

Many manufacturers burn fossil fuels to make snacks, materials, and chemicals. High electricity costs are complicating their efforts to switch to cleaner technologies.

By Maria Gallucci . 27 July 2026
Electrification

New Trump rules make it more costly to electrify North Carolina homes

The Department of Energy recently announced new guidance that prevents “fuel switching,” scrambling the state’s first-ever electrification program.

By Elizabeth Ouzts . 9 July 2026
Electrification

Southern California clean-heat rule survives key legal challenge

A U.S. appeals court upheld the first-in-the-nation measure, which will slash smog-forming emissions from certain gas-fueled boilers and heaters in the region.

By Maria Gallucci . 8 July 2026
Energy efficiency

Trump admin could undermine energy efficiency with dubious new analysis

A Department of Energy study found that the latest version of an international energy code would raise construction costs by billions — and ignored bill savings.

By Alison F. Takemura . 7 July 2026
Hydropower

Could hydropower hamper NYC’s building decarbonization law?

New York City building owners can soon buy renewable energy credits to comply with Local Law 97. Climate groups want Mayor Mamdani to limit this practice.

By Benjy Sachs, New York Focus . 7 July 2026
Electrification

In this Brooklyn warehouse, stoves are turned into batteries

Startup Electra is outfitting induction stoves with slender batteries that enable the electric appliances to be plugged into a standard outlet — and help the grid.

By Maria Gallucci . 6 July 2026