Clean energy

Solar

Connecticut’s new solar law is better than nothing

The legislation authorizes plug-in solar and extends some renewable energy incentives — but uncertainty still clouds the solar industry in Connecticut.

By Sarah Shemkus . 30 June 2026
Carbon-free buildings

California’s choice: Cleaner air for schools or money for utilities

State lawmakers must decide whether to unlock $194M to fix aging school HVAC and plumbing systems or return it to utilities for a few dollars off monthly bills.

By Jeff St. John . 29 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
Data centers

Virginia slaps data centers with big new tax — but no climate rules

The state’s Democratic trifecta couldn’t agree on clean energy or air-quality reforms in time for the budget, which passed this week after months of negotiation.

By Elizabeth Ouzts . 23 June 2026
Solar

California solar surged ahead of gas in the first 5 months of 2026

Utility-scale solar outproduced gas plants on 82% of all days from January through May, with batteries helping to extend solar’s reach into the evening hours.

By Julian Spector . 22 June 2026
Solar

Community solar needs space to grow. Warehouse rooftops have lots of it.

Industrial buildings could host gigawatts of shared solar to deliver low-cost power to underserved urban communities — if states and utilities allow it to scale up.

By Jeff St. John . 22 June 2026
Solar

Rooftop solar is in for a tough few years in the US

Trump and GOP lawmakers revoked lucrative tax credits for rooftop solar. The results are predictable.

By Dan McCarthy . 19 June 2026
Clean energy

The Iran war sparked a shift toward clean energy. Will it last?

Sky-high fossil fuel prices drove people around the world toward clean energy. But even as the Strait of Hormuz reopens, they may not turn back.

By Kathryn Krawczyk . 18 June 2026
Geothermal

Eavor plots next step for novel geothermal project after rocky start

The startup’s first-of-a-kind geothermal project hit key milestones in Germany — but also technical hurdles. Now it’s looking for partners to help finish the job.

By Maria Gallucci . 18 June 2026
Transmission

Is New England’s new hydropower transmission line paying off?

The flow has been stop and go for the first few months, but the line shows plenty of potential to boost Massachusetts’ renewable energy supply.

By Sarah Shemkus . 16 June 2026