Top climate change scientist Prof Bob Scholes has died 30 April 2021 - 08:10 By TimesLIVE Leading climate change expert Bob Scholes. Image: Centre for Green Economy @afrigreen_Twitter Prof Bob Scholes, one of the world’s leading scientists on climate change, has died while on a hike in Namibia. Wits university said in a statement it was “shocked and saddened by the sudden loss of such a giant in the field of climate science, not only in SA, but in the world.” “Prof Scholes was a true leader, a conscientious and dedicated scientist, and a teacher to all.” The Wits Faculty of Science said he had died on Wednesday, after a hike in northern Namibia. “This is a sad, sad day for Wits. Bob is irreplaceable,” it said.