The operator of Texas’s power grid on Sunday called on state residents for the second time this year to conserve energy, warning of potential rolling blackouts amid predictions for record-high temperatures on Monday. The state faces a “potential reserve capacity shortage with no market solution available,” the Electric Reliability Council of Texas (ERCOT) said in an operating notice on its website, adding that it was issuing an energy emergency alert that advised of the potential for rolling blackouts. ERCOT, which oversees power to more than 26 million customers, had assured residents earlier this year that it has enough reserves to meet demand after millions of people suffered through a deep freeze in early-2021 that knocked out most of […]