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14 April 2025 | Story Martinette Brits | Photo Kaleidoscope Studios
Jeremiah Hlahla
Jeremiah Hlahla, 27, proudly graduates with a PhD in Botany.

At just 27 years old, Dr Jeremiah Hlahla has achieved a remarkable milestone: earning his PhD in Botany, conferred on Thursday 10 April. His journey is one of perseverance, academic curiosity, and the determination to rise above significant personal and financial challenges.  

 

Resilience rooted in early hardship 

Growing up in Nkomazi, Mpumalanga, Dr Hlahla’s early life was marked by profound loss. His mother passed away when he was still young, and in Grade 11, he lost his father. Left without the support of his immediate family, he was placed in an orphanage alongside his sister. Despite these immense challenges, Dr Hlahla remained focused on his education.  

“From Grade 10, I stayed behind at school to do my homework and study,” he recalls. “By Grade 12, I asked the pastor if I could use the church office to study. He allowed me, and throughout matric, I would go straight from school to the church office.” 

 

A passion for science and a decisive pivot 

Dr Hlahla’s fascination with science began in Grade 4 when he first encountered the topic of Matter and Materials. “It was a fascinating subject for me,” he says. By Grade 9, he had decided to become a scientist, though he was still unsure of the specific field. 

After matric, he negotiated with an Anglo-American bursary manager to study biology instead of electrical engineering. “I later applied for biochemistry and botany at the University of Johannesburg because I enjoyed biology - but over the years, I found plant science especially interesting.” 

The pivotal moment in his life came when he was awarded an Anglo-American scholarship. “That was a huge turning point in my life,” he says. “After matric, I didn’t know what I would do next. But after one psychometric exam and two rounds of interviews, I received the scholarship, and my life improved.” 

With renewed motivation, he continued his studies and pursued a Master's degree, despite having no financial resources at the time. “When I arrived at the University of the Free State (UFS), I had just left Pretoria with my bags and no money,” he recalls. His supervisor, Dr Makoena Moloi, recommended him for a National Research Foundation (NRF) grant to cover his expenses. He was later awarded a bursary from Carl Zeiss. 

“Dr Moloi wanted a hardworking person,” Dr Hlahla says. “She also helped me improve my academic writing.”

 

Perseverance through a pandemic 

The COVID-19 pandemic brought unexpected setbacks, derailing his MSc research. “After the lockdown, I returned to find my plants had died. I had to start from scratch,” he says. Despite this, he completed his experiments by August 2021 and submitted his MSc with distinction. 

“It is incredibly rewarding to see years of hard work culminate in a PhD,” he reflects. 

 

Looking ahead: Researching for a food-secure future 

Now a postdoctoral researcher in plant breeding, Dr Hlahla is working on developing drought-tolerant edamame cultivars – research inspired by his PhD work. 

 “What excites me the most is breeding drought-tolerant edamame cultivars based on my previous research,” he says. “I am also thrilled to be working with Prof Maryke Labuschagne and Prof Rouxlene van der Merwe.” 

Dr Hlahla’s journey has given him insight into what it takes to succeed against the odds. His message to students navigating hardship is clear: 

“Stay focused on your goals. How you respond to what happens to you will determine your future. Someone is always willing to help - so find support and use it. Hard work, willingness, and determination will take you far.”

News Archive

Fracking in the Karoo has advantages and disadvantages
2012-05-25

 

Dr Danie Vermeulen
Photo: Leatitia Pienaar
25 May 2012

Fracking for shale gas in the Karoo was laid bare during a public lecture by Dr Danie Vermeulen, Director of the Institute for Groundwater Studies (IGS). He shared facts, figures and research with his audience. No “yes” or “no” vote was cast. The audience was left to decide for itself.

The exploitation of shale gas in the pristine Karoo has probably been one of the most debated issues in South Africa since 2011.
 
Dr Vermeulen’s lecture, “The shale gas story in the Karoo: both sides of the coin”, was the first in a series presented by the Faculty of Natural and Agricultural Science under the theme “Sustainability”. Dr Vermeulen is a trained geo-hydrologist and geologist. He has been involved in fracking in South Africa since the debate started. He went on a study tour to the USA in 2011 to learn more about fracking and he visited the USA to further his investigation in May 2012.
 
Some of the information he shared, includes:

- It is estimated that South Africa has the fifth-largest shale-gas reserves in the world, following on China, the USA, Argentina and Mexico.
- Flow-back water is stored in sealed tanks and not in flow-back dams.
- Fracturing will not contaminate the water in an area, as the drilling of the wells will go far deeper than the groundwater aquifers. Every well has four steel casings – one within the other – with the gaps between them sealed with cement.
- More than a million hydraulic fracturing simulations took place in the USA without compromising fresh groundwater. The surface activities can cause problems because that is where man-made and managerial operations could cause pollution.
- Water use for shale-gas exploration is lower than for other kinds of energy, but the fact that the Karoo is an arid region makes the use of groundwater a sensitive issue. Dr Vermeulen highlighted this aspect as his major concern regarding shale-gas exploration.
- The cost to develop is a quarter of the cost for an oil well in the Gulf of Mexico.
- Dolerite intrusions in the Karoo are an unresearched concern. Dolerite is unique to the South African situation. Dolerite intrusion temperatures exceed 900 °C.

He also addressed the shale-gas footprint, well decommissioning and site reclamation, radio activity in the shale and the low possibility of seismic events.
 
Dr Vermeulen said South Africa is a net importer of energy. About 90% of its power supply is coal-based. For continued economic growth, South Africa needs a stable energy supply. It is also forecast that energy demand in South Africa is growing faster than the average global demand.
 
Unknowns to be addressed in research and exploration are the gas reserves and gas needs of South Africa. Do we have enough water? What will be the visual and social impact? Who must do the exploration?
 
“Only exploration will give us these answers,” Dr Vermeulen said.

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