Energy storage
ESS is betting the world is ready for a billion-dollar battery disrupter
The advanced energy storage company already has a working factory, putting it ahead of some recent cleantech SPACs.
By Julian Spector .
Batteries
Long-duration energy storage
The biggest grid storage project using old batteries is online in Texas
Startup Element Energy set out to prove that second-life batteries could deliver cheaper energy storage safely and at scale.
By Julian Spector .
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Batteries
Newsletter: The NASA technology keeping batteries cool on solar rooftops
The solar industry thrives on simplifying installations and cutting costs.By Julian Spector .
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Batteries
Used EV batteries could get a second life storing clean energy on California's grid
A surge in retired EV batteries is helping to eliminate second-life EV battery storage hurdles, just in time to help meet clean energy mandates.By Elizabeth McCarthy .
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Batteries
Could installing batteries under solar panels kick-start the commercial building market?
Yotta Energy thinks batteries could become as common as microinverters on commercial solar rooftops, and has built in thermal safety features to win over skeptics.By Jeff St. John .
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Climatetech finance
Ikea and Rockefeller foundations pledge $1B to seed distributed clean energy in developing nations
The funding seeks to empower 1 billion of the estimated 2.5 billion who lack access to reliable electricity.By Jeff St. John .
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Climatetech finance
7 cleantech segments beyond wind and solar that are luring investors
Investing in wind and solar is all the rage. But what other cleantech categories are catching the eye of investors in 2021?By Jason Deign .
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Climatetech finance
Newsletter: 3 clean energy SPAC stories you should know about
Wall Street's SPAC frenzy has given dozens of energy-related startups a fast track to public markets.By Julian Spector .
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Batteries
Solid Power joins the battery SPAC fray with plan to go public at a $1.2B valuation
The solid-state battery developer follows fellow contender QuantumScape in a reverse merger to tap public investment.By Jeff St. John .
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Grid edge
Housing developers and utilities join forces to create the next generation of microgrids
Sharing rooftop solar, batteries and grid controls between utilities and customers is a complex undertaking, but it could yield benefits greater than the sum of their parts.By Jeff St. John .
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Energy storage
A power plant in Maryland ditches coal for batteries, a first for the US
Power producer Talen Energy is installing batteries at a retired coal plant near Baltimore.By Julian Spector .
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