Video
Hawaii has a one-year deadline to ditch coal. Can it keep the lights on?
The Aloha State’s race to clean up its electricity sector makes it a real-world test case for rapid decarbonization.
By Julian Spector .
Solar
Solar
California’s rooftop solar is a benefit, not a cost, to the state
A new study finds rooftop solar will save California $2.3B this year — a rebuttal to the ‘cost-shift’ math that’s led regulators to stifle solar growth.
By Jeff St. John .
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Batteries
Newsletter: A play-by-play from the frontlines of Hawaii's race to replace coal
Plus, a new twist on our newsletter.By Julian Spector .
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Energy storage
Used EV batteries are storing solar power at grid scale — and making money at it
B2U Storage Solutions raises $10M to scale up site that sells solar power stored in Nissan Leaf batteries in California's wholesale markets.By Julian Spector .
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Solar
Chart: Solar’s breathtaking price plunge and dizzying generation growth
Introducing Chart of the Week, a new feature from Canary Media. -
Clean energy
A secret stash of good climate news
“The ceiling of the possible is constantly rising.”By Julian Spector .
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Climatetech finance
Top home solar lender GoodLeap scores mammoth $800M investment
The company formerly known as Loanpal is making the leap from home solar and batteries to financing broader home efficiency improvements.By Jeff St. John .
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Grid edge
Can customers' batteries, thermostats and EV chargers keep California's grid up and running?
AutoGrid and Clean Power Alliance are harnessing the full range of home energy devices for a new virtual power plant.By Jeff St. John .
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Solar
What's behind solar's polysilicon shortage — and why it's not getting better anytime soon
One of the main ingredients in PV cells has been getting more costly all year, putting developers in a tight spot.By Jason Deign .
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Solar
Newsletter: It’s time to ask for more from clean energy projects
Some projects reduce more carbon than others. Should they get paid more?By Julian Spector .
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Clean energy
Location matters: The new science of siting clean energy to push more carbon from the grid
Where solar and wind is built matters when it comes to displacing dirty energy. Clean energy buyers are starting to pay attention.By Jeff St. John .
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