First, they were not predictions, they were comparative scenario runs. Second, empirical data has tracked the business-as-usual scenarios for decades and has be

First, they were not predictions, they were comparative scenario runs. Second, empirical data has tracked the business-as-usual scenarios for decades and has been independently verified multiple times by peer review. Third, they study a dynamic system that includes population and are not trying to "predict" population growth in any way. Before you call someone's work "silly", you might want to make sure you understand it at a basic level. Otherwise, it's clear who looks silly here.