In South Africa, the Absa bank campus in central Johannesburg has proclaimed that it houses a world-class energy centre and two of the largest grey water plants in the country, which can collectively recycle up to 22 million litres of water a year. “We collect water from the office basins and showers, it is filtered, and UV lights are used to kill bacteria. It is then pumped into holding tanks and used to flush toilets,” says Aveshen Moodley, Absa’s vice president for environmental sustainability. Read more: Op-Ed: Solving the Eskom dilemmaA solar plant of close to 6,000 panels sits atop a north-facing roof at Towers North. “We will be rolling out five solar plants to other offices and trialling battery technology, to be used when we don’t have sunlight.

Source: The North Africa Journal April 01, 2019 08:26 UTC