Africa’s net-zero ambition must become operational
Africa’s green economy is on the right trajectory, however as the famous quote goes: “Success can be a long and winding road, filled with many obstacles and challenges.” This is certainly the case with the continent, as it carves its own path towards sustainability....
Commercial solar decisions should start with the cost of downtime
Businesses evaluating solar investments should look beyond electricity savings and also assess the true cost of power interruptions, according to Shaune Bouwer, commercial engineering manager at Stage Zero. While residential solar projects are often measured by their...
Vertiv to acquire UtilityInnovation Group
Vertiv will acquire Utility Innovation Holdings, operating as UtilityInnovation Group, a leader in microgrid solutions, advanced power controls and behind-the-meter power architecture design for data centres. The acquisition will be for about $1,45-billion in cash at...
Designing the modern AI cooling stack
In the largest year-over-year jump in AFCOM’s decade of research, the research group’s newest 2026 State of the Data Centre Report has found that the average rack density has climbed from 16 kW to 27 kW in just one year, By Canninah Dladla, cluster president:...
Green energy emerges as the only long-term hedge
Fears around global energy supplies have resurfaced following renewed hostilities in the Middle East and Russia's suspension of seaborne diesel exports. By Retief Ferreira, chief commercial officer at Energy Exchange of South Africa (EXSA) While petrol will also be...
Australia’s free electricity shows potential for decentralised batteries
While South Africans are being forced to endure yet another cycle of skyrocketing electricity tariffs and other bureaucratic hurdles, news broke that Australians in some parts of the country will be getting free electricity from next month. And those that aren’t...
Liquid cooling is no longer optional for data centres in the age of AI
As enterprises accelerate their adoption of Artificial Intelligence (AI) and High‑Performance Computing (HPC), many are discovering that the physics of the data centre are no longer on their side. Rack densities are soaring, heat loads are spiking, and power...
Low-carbon energy now critical infrastructure for Africa’s digital future
Coverage expansion across the continent has given rise to the acceleration of data driven services which are shaping Africa’s digital future. These include fintech services driving financial inclusion, e-health improving access to healthcare and education platforms...
Optimising energy reliability for African manufacturing
Sub-Saharan Africa's infrastructure challenge is gradually evolving, with the Africa Infrastructure Development Index (AIDI) score increasing by 50% from 2003 to 2025. It has been a slow, uphill challenge, impacted by funding, governance, and legacy issues, and its...
UCT signs renewable energy agreement with Discovery Green
The University of Cape Town (UCT) has signed a groundbreaking long-term renewable electricity supply agreement with Discovery Green as part of a broader strategic partnership focused on advancing sustainable energy and skills development. The agreement represents the...
Vertiv slashes cooling energy consumption for Acciona data centre
Vertiv has announced the successful modernisation of the cooling infrastructure at Acciona’s corporate headquarters data centre in Madrid. Acciona shared that the project delivered about 70% reduction in cooling-related energy consumption, and projected a return on...
Is materials risk killing African renewables’ returns?
Africa’s booming renewable energy market is sitting on a hidden risk that could wipe out much of the upside returns that investors expect from the popular small to mid‑size solar‑plus‑battery plants. Frederik Theron, chief operating officer of Sustain Group, warns...