Clean energy

Solar

TVA’s local solar program is about to get its biggest project yet

The huge public utility has built little solar capacity so far. Now the region’s local power companies are driving a buildout with help from developer Silicon Ranch.

By Julian Spector . 16 May 2024

Climatetech finance

Bipartisan infrastructure bill with $73B for power grid clears key Senate hurdle

While lawmakers in D.C. debate whether to invest tens of billions in clean technologies, private climatetech investment funds are not waiting around. Here's a roundup.

By Eric Wesoff . 29 July 2021
Transmission

How digitizing the transmission grid can enable the energy mix of the future

EirGrid and Smart Wires team up to build software that could help Ireland reach its ambitious wind energy goals.

By Jeff St. John . 29 July 2021
Guest essay

Newsletter: Big Tech is coming for your carbon

Google, Facebook and other tech heavy-hitters are perfecting a bottom-up approach to large-scale decarbonization.

By Dan Finn-Foley . 29 July 2021
Climate justice

Newsletter: Want to pass a 100% clean grid law? Don't pick too many fights

Oregon built broad support for its clean grid law. Can other places learn from the example?

By Julian Spector . 28 July 2021
Transmission

New transmission can prevent power outages during extreme weather — and save tons of money

Transmission could have paid for itself in savings during big Texas blackout, a new report finds. But capturing that value is tricky.

By Jeff St. John . 26 July 2021
Clean energy

Camus Energy: Grid software for small utilities with big clean energy ambitions

A San Francisco startup with Google software talent is helping rural co-ops and municipal utilities make big gains in renewables and distributed energy — without the high-tech price tag.

By Jeff St. John . 20 July 2021
Climatetech finance

Newsletter: A win for the slow-and-steady school of cleantech investing

What's a decade of investing experience worth in today's heady market?

By Julian Spector . 19 July 2021
Hydrogen

Newsletter: The physical footprint behind the hydrogen economy hype

If the world goes big on green hydrogen, it would entail a massive buildout of wind and solar.

By Julian Spector . 14 July 2021
Climatetech finance

Newsletter: 3 more clean energy SPAC updates you should know about

Clean energy startups are going public at a rate I've never seen in my years covering this sector.

By Julian Spector . 12 July 2021
Clean energy

A microgrid powered only by solar and batteries points the way to bigger all-renewable grids

Australia’s Horizon Power and partner PXiSE showed they could power a town without generators. The implications for expanding renewable energy are massive.

By Jeff St. John . 12 July 2021