Batteries
Newsletter: Dude, where's my battery?
Supply and demand are out of whack in the surging energy storage industry.
By Julian Spector .
Energy storage
Solar
Puerto Rico closes $861M DOE loan guarantee for huge solar-battery project
The island has ambitious climate goals and a ton of rooftop solar, but has so far built few large-scale clean energy projects. Project Marahu could change that.
By Akielly Hu .
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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 .
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Batteries
The grid battery boom has triggered a supply shortage
Storage developers large and small are grappling with what to do when there aren't enough batteries to go around.By Julian Spector .
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Climatetech finance
Veteran investor Ecosystem Integrity Fund raises $250M amid cleantech funding boom
The early-mover investment fund draws on a decade of experience to navigate a heady market.By Julian Spector .
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Long-duration energy storage
Newsletter: DOE goes long on long-duration storage
Plus, California's gas fixation threatens its ambitious climate goals.By Julian Spector .
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Workforce diversity
Charging Up: Women’s cleantech career moves at DOE, Energy Vault, Shoals, The Ray and more
Energy Secretary Granholm gets a new senior advisor, women lead the SPAC that's merging with Heliogen, and a new college program will train women for jobs servicing EVs.By Eric Wesoff .
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Hydrogen
How much renewables expansion is needed for a global green hydrogen economy?
And is a massive wind and solar buildout of that scale even feasible?By Jason Deign .
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Transmission
Newsletter: The rooftop solar vs. transmission showdown that wasn't
Reports of a clean energy schism are generating a lot of solidarity.By Julian Spector .
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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 .
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Climate crisis
How do you know if a climate policy is good? Here’s the test
Clean electrification at warp speed for the next decade is the most important thing of all.By David Roberts .
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