What’s behind the dangerous power outages in Texas

Millions of people in Texas remain without power as a bitter cold snap prompted record-breaking wintertime energy demand for the region, all while dozens of gigawatts of power were unavailable.

More than 4 million people in the state still don’t have power as of Tuesday morning, according to online tracker poweroutage.us. The Electric Reliability Council of Texas, or ERCOT, the Texas grid operator, said that 18,500 megawatts of power still remain offline, though it said there are plans to increase renewable energy output and return generators throughout the day to restore electricity to customers.

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