Do Trenberth and Kiehl understand the First Law of Thermodynamics? Yes But many people claim that they don’t after reviewing their well-known diagram from their 1997 paper, Earth’s Annual Global Mean Energy Budget: The “problem” is – how can the absorbed solar energy be 235W/m2 when the radiation from the surface is 390W/m2? Where is … Continue reading Do Trenberth and Kiehl understand the First Law of Thermodynamics?