This essay by David Stevenson of the Caesar Rodney Institute Center for Energy & Environment appeared in May, but I just ran across it today. It analyzes data from the PJM electrical grid, America’s largest, between 2019 and 2021. This comparison of actual regional grid carbon dioxide (CO2) emissions between 2019 and 2021 shows increased use of wind and solar did not reduce emissions. Wind and solar electric generation are actually poor technologies no one would use without permanent government mandates and massive subsidies and taxes that are adding $1 billion a year in power cost. They are also unreliable,...