Solar
These next-gen solar cells could make single-use batteries obsolete
Billions of batteries are thrown out every year. Ambient Photonics and Exeger say their low-light solar cells can help end that waste.
By Jeff St. John .
Solar
Energy storage
Chart: More and more rooftop solar buyers are adding home batteries
The uptick in home battery installations is yet another sign that the era of battery storage has arrived in the U.S.
By Dan McCarthy .
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Policy & regulation
Duke Energy's solar plan questioned by North Carolina attorney general
State agencies and pro-solar groups are split over a controversial compromise on net metering. Proponents say it’s a model for rooftop solar. Opponents say it's a step backward.By Jeff St. John .
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Solar
Erthos rakes in $17M to install solar panels directly on the ground
The startup says its down-to-earth approach can cut the cost of solar farms by 20%.By Eric Wesoff .
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Solar
Florida bill could obliterate the state's up-and-coming solar industry
Net metering and other solar perks are on the chopping block.By Elizabeth Djinis .
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Climatetech finance
Investors poured more than half a billion into solar software in the last week alone
Aurora Solar, Complete Solar and Palmetto now have plenty of capital to scale their "capital-light" models.By Julian Spector .
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Clean energy
Chart: The top 10 states building America's renewable energy resources
Which oil-and-gas hotbed is No. 1?By Maria Virginia Olano .
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Solar
Schneider snaps up solar marketplace EnergySage, aims to electrify homes
With backing from conglomerate Schneider Electric, EnergySage will expand its comparison-shopping platform from rooftop solar to a broad range of home electric equipment.By Julian Spector .
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Batteries
People power: Hawaii utility wants to pay households to share clean energy
Hawaiian Electric and rooftop solar installers have agreed on a plan to shore up the state's grid. California, are you watching?By Julian Spector .
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Solar
Biggest solar farm in Louisiana gets warm welcome from local community
Lightsource bp's Ventress project will more than double solar capacity in a state known for oil and gas.By Eric Wesoff .
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Solar
Adding solar to California apartments could get easier — if regulators go along
Ivy Energy says its software can make rooftop solar work for multifamily housing, benefiting landlords and tenants alike.By Jeff St. John .
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