Monday’s solar eclipse had no major impact on electricity demand in affected areas of the United States, according to grid operators and utilities, many of which had lined up alternative power supplies. Customers who left their homes and offices to enjoy the celestial display used less power and cooler temperatures in regions of the total eclipse helped lower demand for air conditioning, executives said. In the end, the eclipse led to fewer calls on power to replace renewables. PJM Interconnection, which coordinates power among 13 states from Michigan to North Carolina, said power demand declined rather than increased as expected across its territory during the eclipse. “PJM had expected a reduction in power from rooftop panels to result in an increase in electric demand on the grid,” said […]