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A year ago, during a Christmas Eve cold snap, a half-million electricity customers across the Carolinas had their power cut off for hours in a series of rolling blackouts. Could that happen again?
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Federal regulators say about 13% of electrical generating capacity on the East Coast failed during last December's Winter Storm Elliott, triggering blackouts such as those that hit Duke Energy customers in North Carolina on Christmas Eve. That's among the findings in a new report.
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Expanding solar energy and integrating the power grid more closely with surrounding states could help prevent blackouts like the ones across the Carolinas on Christmas Eve, according to a new study by environmental and renewable energy groups.
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More information is emerging about why Duke Energy couldn't find power to buy on Christmas Eve. Grid operator PJM said this week it's related to power plant malfunctions elsewhere like those Duke was having itself.
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One of the longstanding arguments against renewable energy like wind and solar is that it's not as reliable as conventional power plants. But the Christmas Eve rolling blackouts in North Carolina turned that conventional wisdom on its head.
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Duke Energy reported a widespread power outage encompassing most of South End and surrounding neighborhoods on Thursday afternoon.Nearly 7,000 Duke Energy…