
Optimising green hydrogen production with technology advancement
A recent Markets and Markets research report Green Hydrogen Market, Industry Size Forecast Report outlines that the segment is set to reach $7,314 billion by 2027, growing at 61% CAGR. This growth is driven by lowered production of renewable energy costs, development...
Circular economy can combat the world’s plastic problem
By 2050, global cities could produce 3,88-billion tonnes of waste every single year - and plastic is a significant contributor to this number. Having observed World Earth Day yesterday (22 April 2024), Alison Groves, director: discipline lead built ecology at WSP in...
Here’s where we need to see the sustainability conversation going
The theme for this year's Earth Day 2024 (yesterday, 22 April) is planet versus plastics, emphasising the importance of businesses across the world continuing to play their part in protecting the earth from harm through sustainable business practices. Measures to do...
SMBs can contribute to a more sustainable world
2024 marks our 54th World Earth Day (yesterday, 22 April) and, while we can say a lot about the progress we've made as a society, or not, what I'm left thinking about is the principle that Earth.org, the creators of World Earth Day, run on - collective action. By...
Cutting down on digital waste beyond Earth Day
Earth Day, commemorated today (22 April), serves as a reminder of our responsibility to protect the environment. While traditional approaches like reducing plastic consumption are well-known, there are less obvious methods that also have a significant impact. One such...
Load shedding versus load curtailment
As of 1 March 2024, Eskom has taken over control of load shedding in the City of Ekurhuleni. This, after the city reportedly failed to execute power outages when required. However, the metro has negotiated with the power utility for load curtailment to be implemented...
How to slash rising electricity costs
Starting from 1 April 2024, prepaid electricity prices have increased by 12,74%, resulting in an average electricity tariff rise from around R1.84 per kWh to approximately R2.07. With households averaging 350kWh per month, South Africans are now expected to pay in the...
Saving electricity could be the key to solving the water crisis
Millions of Johannesburg residents face a critical water shortage, raising concerns about the city's long-term water security. While Mayor Kabelo Gwamanda recently unveiled a comprehensive water security strategy, Dr Andrew Dickson, engineering executive at...
Energy forecasting as a service could benefit utilities and the country
Load forecasting, designed to ensure there is ample supply of electricity to meet demand, has been a focal point for utilities the world over especially during the ongoing energy crisis. In South Africa, amidst continual loadshedding, efforts have intensified to...
Battery minerals shine light on a greener, cleaner future
The world is going electric - from vehicles to smartphones, portable electronics and renewable energy storage systems. According to Oscar van Antwerpen, who is the director and founder of geological consulting firm Minrom, this battery-powered world is fueled by...
Promote sustainability across the supply chain
If any trend signals the next evolutionary stage of business in South Africa and around the world, it's sustainability. By Marcel Bruyns, sales manager for Africa at Axis Communications Environmental, social, and governance (ESG) discussions have become ubiquitous,...

This is why you need a microgrid
If 2023 has taught us anything, is that the energy landscape is dynamic, robust, and versatile. By Nishandra Baijnath, systems architect: power systems for Anglophone Africa at Schneider Electric South Africa and, in fact, the world are at historic juncture with...