Energy efficiency

Electric vehicles

Your gas car works fine. Consider an EV anyway.

Swapping your gas car for an electric vehicle is a climate win in almost all cases, says a new study, which even “tipped the scales” against EVs.

By Tik Root, Grist . 14 August 2026

Light blue VW van parked at a white dealership with a US flag flying — (Mario Tama/Getty Images via Grist)

Virtual power plants

Federal ruling hands virtual power plants a win in PJM

Firms that enlist homes to reduce energy demand — and costs — have long complained that utility data rules prevent them from helping in PJM. FERC agrees.

By Jeff St. John . 13 August 2026
Energy efficiency

Massachusetts embraces backyard homes as housing and climate solution

The state needs more housing, fast. ADUs offer a path forward — and their compact, sometimes all-electric designs offer lower energy bills and carbon emissions.

By Sarah Shemkus . 4 August 2026
Energy efficiency

Energy Department disappears website’s energy-saving tips as costs soar

The agency purged resources for people looking to conserve energy and lower bills — right after it proposed a rule to “permanently end” appliance mandates.

By Kate Yoder . 22 July 2026
Data centers

New Jersey law will let data centers pay for home energy upgrades

In a first, the state could speed up data centers’ grid connection if they bankroll energy-saving residential tech like heat pumps and batteries.

By Alison F. Takemura . 16 July 2026
Energy efficiency

New manufactured homes may get more efficient thanks to housing law

The Trump administration has a year to issue updated energy conservation standards for the homes, a move that would especially help the rural South.

By Elizabeth Ouzts . 15 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
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
Policy & regulation

Major energy-affordability bill passes Massachusetts Senate

Now the legislature must hammer out the differences between the Senate text and the House version, which includes major cuts to energy-efficiency funding.

By Sarah Shemkus . 2 July 2026
Energy efficiency

Vermont is boosting new homes that can cut energy use in half

A nation-leading program that encourages superefficient manufactured homes is underway in Vermont, and will produce significant energy savings for residents.

By Alison F. Takemura . 30 June 2026
Energy efficiency

Massachusetts Senate preserves energy-efficiency funding in new bill

Earlier this year, the House proposed $1B in cuts to the state’s nation-leading efficiency program. The Senate rejected that idea in a sweeping new energy bill.

By Sarah Shemkus . 25 June 2026