Each of the five projects, which include one converting heat from industrial plants into electricity, received one million pounds ($1.3 million) at the prize's fourth awards ceremony, held this year in Cape Town.
It marks the first time the ceremony has been held in Africa.
"The continent, despite contributing the least to global warming, is the most vulnerable to its impact," William told the ceremony.
Besides the heir to the British throne, the jury included actor Cate Blanchett, former PepsiCo... Читать дальше...