Clean energy supply chain

Solar

Solar and wind try to navigate Trump’s obstacle course for tax credits

Many solar and wind projects will meet a July 4 deadline for tax credits. But to keep them, they must be built in four years — and that involves yet more hurdles.

By Jeff St. John . 15 June 2026

Two workers carrying a panel to attach to a solar grid in a desert landscape surrounded by moutntains — Construction on the Gemini solar project near Las Vegas in 2023 (Brian van der Brug/Los Angeles Times via Getty Images)

Solar

Are long-promised solar perovskites finally hitting mass production?

Tandem PV has built an automated factory line in California to produce glass coated with materials that it says can improve solar panel efficiency by one-third.

By Julian Spector . 20 April 2026
Geothermal

Fervo Energy inks big turbine deal to build more next-gen geothermal

The Houston-based startup signed a deal with Turboden America for up to 1.75 GW in power-plant units to turn more of Earth’s heat into clean electricity.

By Maria Gallucci . 9 April 2026
Nuclear

Next-gen nuclear has a chicken-and-egg problem

A new report suggests that advanced reactor companies face a difficult path to success — and that the U.S. would be better off narrowing in on fewer designs.

By Alexander C. Kaufman . 20 March 2026
Clean energy supply chain

The year the US doubled down on critical minerals

Trump took unusual steps in 2025 to strengthen American control over a supply chain crucial to many industries — and to the clean energy transition.

By Tik Root, Anita Hofschneider, Rebecca Egan McCarthy . 26 December 2025
Clean energy supply chain

Trump’s push to mine deep-sea battery metals draws ire from allies

At U.N. talks in Jamaica, allies blasted the U.S. bid to unilaterally mine the high seas. Some made an unusual move to side with America’s economic foe: China.

By Clare Fieseler . 12 August 2025
Clean energy manufacturing

Chart: The clean-energy manufacturing boom is going bust

Since Trump took office, nearly $28 billion worth of investment in U.S. cleantech factories has been paused, canceled, or otherwise delayed.

By Dan McCarthy . 1 August 2025
Energy storage

Amid tariff uncertainty, US grid battery industry faces an uphill climb

Domestic battery manufacturing and deployments have been growing fast — but Trump’s tariff wars and looming budget cuts threaten to derail progress.

By Jeff St. John . 13 May 2025
Solar

Why one major solar developer isn’t worried about tariffs

Tennessee-based Silicon Ranch pulled in a $500 million equity investment this month, betting on its ability to build solar farms despite political headwinds.

By Julian Spector . 24 April 2025
Solar

Solar recycling startup looks to build $90M facility in Florida

OnePlanet uses a novel process to salvage copper, silicon, and aluminum from broken solar panels. It aims to bring its first full-scale plant online in 2027.

By Alexander C. Kaufman . 22 April 2025
Policy & regulation

Trump’s tariffs undermine his energy and manufacturing goals

Solar and wind power might not suffer as much as batteries and EVs. But Trump’s tariff regime will still harm the nascent U.S. cleantech industry, experts say.

By Jeff St. John . 7 April 2025