GUGU LOURIE: Mobile phone operators taking green steps to cut their carbon footprints
The likes of MTN and Vodacom are using AI and the internet of things to be more sustainable
Feeding the world’s hungry, climate change, threats to biodiversity, abuse of antibiotics, plastic pollution — the list of pressing issues seems endless.
But what is the most pressing? What are the knock-on effects of our actions, and what should we tackle first?..