Tiny biocontrol insects, released by the Centre for Biological Control, are preventing flowering and suppressing growth — a long-term solution to South Africa’s most problematic…
The dam is the main source of water for drinking, agriculture and industry, but officials have been ‘ignoring’ the problem since 2017
Biological control is effective but the real solution would be to fix wastewater treatment plants in Joburg and Pretoria and stop sewage spills
The Rooiwal wastewater treatment works is set for a R4 billion upgrade
Lepelle Northern Water chief executive Phineas Legodi throws in the towel after losing fourth interdict application
