Meta announced Tuesday morning that it was paying billions of dollars to keep an Illinois nuclear power plant running through 2047. The social media company will buy all the “clean energy attributes” of Constellation Energy’s Clinton Clean Energy Center, a 1.1 gigawatt nuclear power plant in central Illinois, starting in June 2027. Electricity will still flow to the local grid, so Meta’s purchase won’t directly power one of its data centers, though the company does have one about two hours north...