Hartmut Winkler, Professor of Physics at the University of Johannesburg says he believes that South Africans should prepare for another five years of load-shedding
Guest: Hartmut Winkler, Professor of Physics at the University of Johannesburg
Hartmut Winkler, Professor of Physics at the University of Johannesburg says he believes that South Africans should prepare for another five years of load-shedding