Solar
Chart: Solar power is shattering global records
A staggering 428 gigawatts of solar capacity was installed last year — more than in the previous two years combined.
By Carrie Klein, Dan McCarthy .
Articles
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Policy & regulation
California electric bill relief plan would gut low-income energy programs
Advocates say a last-minute push to rein in utility bills would crush useful clean energy programs — and not help the state’s energy affordability crisis.By Jeff St. John .
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Nuclear
Last Energy nabs $40M to realize vision of super-small nuclear reactors
The startup wants to mass-manufacture 20MW nuclear reactors that can be built and shipped within 24 months. It’s looking to get its first reactor online in Europe.By Eric Wesoff .
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Electrification
3 ways to speed up home efficiency and electrification upgrades
Detroit-based energy-efficiency contractor Carla Walker-Miller sees huge potential for electrifying homes equitably. But it’s going to take work to break barriers.By Alison F. Takemura .
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Clean energy
Solar and batteries are helping Texas weather heat waves. Here’s how.
Relentless heat has caused Texas to keep breaking electricity-demand records this summer. Good thing solar and batteries are breaking records, too.By Jeff St. John .
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Virtual power plants
Xcel Minnesota looks to mimic power plants with solar and storage
The utility’s “virtual power plant” proposal taps an emerging model to replace retiring fossil fuel generation, but advocates say the devil is in the details.By Frank Jossi .
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Transmission
Midwest grid operators submit $1.7B plan to build cross-border power lines
MISO and SPP are seeking approval for a joint transmission project that could unlock gigawatts of clean energy — and create a template for similar collaborations.By Jeff St. John .
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Geothermal
Sage Geosystems and Meta sign 150MW geothermal power agreement
Sage’s Meta partnership and other recent announcements underscore how next-gen geothermal is gaining traction as a potential source of 24/7 clean power.By Dan McCarthy .
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Energy storage
This startup has a plan to clean up industry: electrified bricks
Calectra is the latest startup vying to decarbonize heavy industry using thermal energy storage. Industrial heat accounts for a quarter of global energy use.By Maria Gallucci .
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Energy storage
Heat-based batteries are a surprisingly versatile tool
Brenmiller Energy’s boxes of hot rocks are being deployed to turn electricity into steam heat, boost campus heat-and-power systems, and make power plants more efficient.By Jeff St. John .
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