Matthew Wielicki frequently criticizes established climate science online, including in videos from rightwing PragerU The Trump administration has tapped a former geochemist who has railed against “climate alarmism” and calls himself an “Earth science professor-in-exile” to oversee the federal government’s flagship report about climate impacts on the US. Matthew Wielicki, who lacks formal training in climate science, will now lead the nation’s Global Change Research Program, which federal offici