For several decades, we've been harangued by left-wing harbingers of doom, screeching at 140 decibels that global warming — i.e., the gradual heating of Earth's surface, oceans, and atmosphere — is caused by human activity, primarily the burning of fossil fuels that pump carbon dioxide (CO2), methane, and other greenhouse gases into the atmosphere. They lecture us about the long-term rise of the planet's temperature, caused by our shameful carbon footprints, which we selfishly use to drive our cars, air-condition our homes, and generally enjoy comfortable lives. "How dare you?" They want us to believe that the planet Earth, one...