Unisa student designs innovative bin to solve food waste problem
(World News South Africa)

Pretoria - The frustration of seeing tons of food ending up as waste at many Tshwane dumpsites compelled a Unisa education student to think out of the box. As part of the Tshwane inter-university innovation challenge in November, Petunia Ndou and her teammates found the city had 10 landfills, five of them already so full that they...