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22 April 2025 | Story André Damons | Photo Supplied
Dr Tafadzwa Maramura
Dr Tafadzwa Clementine Maramura is a Senior Lecturer and NRF-Rated Researcher in the Department of Public Administration and Management at the UFS.

With roughly half the world’s population experiencing severe water scarcity for at least part of the year, according to the UN World Water Development Report 2024, a researcher from the University of the Free State (UFS) seeks to understand how South Africa and the rest of the African continent can ensure that every person has access to water.

Besides Dr Tafadzwa Clementine Maramura, Senior Lecturer and NRF-Rated Researcher in the Department of Public Administration and Management at the UFS, research focusing on service delivery, especially delivery of water to the most vulnerable and poorest households, her work also focuses on the water-health nexus. In February she was appointed the Secretary for the Institutional Governance and Regulations Framework – a sub-specialist group for the International Water Association (IWA), becoming the first black African female to be appointed to this position.

According to statistics quoted by Greenpeace, 5.52 billion people out of a population of 7.78 billion in 186 countries face water insecurity, of which, 1.34 billion are Africans, accounting for more than 90% of the continent’s population. The United Nations World Water Development Report 2024: water for prosperity and peace; facts, figures, and action examples state that as of 2022, 2.2 billion people were without access to safely managed drinking water.

 

Research focus

With this, and with the Sustainable Development Goals (SDGs) – especially Goal 6 (clean water and sanitation) – in mind, Dr Maramura seeks to understand how South Africa and the rest of Africa can ensure that everyone gets access to this particular resource. “My research focuses on water governance and sustainable service delivery, public policies, and the green economy in the African, as well as the South African, context. What I found is interesting and really saddening at the same time. When you break it down, you realise that one in every three people in Africa don’t have access to potable water.

“Water is a basic human right, you can survive without electricity and other luxuries, but not without water. Each time you brush your teeth or flush your toilet with at least 15 litres of clean water or you are watering your garden with clean water, there are people that actually don’t have access to basic drinking water,” says Dr Maramura.

She is also investigating what the government is doing to ensure it delivers on this service it is mandated to, as South Africa has all the policies in place, and the best constitution in the world, but still the poor and most vulnerable communities do not have water.

“Access to clean water is not just a basic need; it is a matter of dignity, equality, and survival. As a young African woman, through my research, I see first-hand how the burden of water scarcity falls disproportionately on women and girls, robbing us as women, of education, economic opportunities, and health.

“But we are not just victims – we are leaders in this fight. By empowering women and investing in sustainable water solutions, we can transform our communities and break the cycle of poverty. The time for action is now because water is life, and every African deserves it.”

 

The water-health nexus

Dr Maramura has book chapters coming out in June this year that focus on the water-health nexus in failed states, thereby merging SDG 3 and 6 on health and water respectively. Water plays an indispensable role in the world as it is important for accomplishing several other SDGs, such as zero hunger, poverty eradication, good health and well-being, and affordable and clean energy. It all depends on the achievement of goal 6.

Says Dr Maramura: “You cannot solve problems in isolation; you cannot look at the water problem in isolation. If you have a water problem, you have a health and education problem because kids can’t go to school if there is no water. Hospitals can’t function when there is no water.

“SDG 3 speaks to health and SDG 6 speaks to water and that is where the nexus is, nexus meaning connection between water and health. How can we ensure that we merge the two together and ensure researchers working on health and water can find common ground to address any challenges arising from the lack of water so that we don’t have these health issues?”

South Africa is an upper-middle-income country but still struggles to deliver potable water to everyone and many communities in the country still rely on ventilated pit latrines due to limited access to modern sanitation facilities. With the deadline for achieving the 17 SDGs only five years away, South Africa is at risk of failing to achieve the SDGs.

 

Solving the water problems

According to Dr Maramura, there is no magic wand that can be used to solve all the country's water problems, but a collaborative and comprehensive effort is needed. “There is work that needs to be done. The government, private sector, the communities, as well as other role players need to work together. South Africa is a water-stressed country with rainfall below the global average. We realised that we have scarce groundwater resources.

“The community needs to understand, participate, and be aware of how much damage we can do by just drilling boreholes and digging wells. The private sector needs to know what it is that they can do to ensure that they also play a part through their corporate social responsibility and philanthropic dimensions in assisting the community.”

From the government side, she says, the policies are there so the government needs to consult with the communities, the private sector, and all other relevant stakeholders. They need to involve affected communities and after consultations, they need to engage these communities because they understand their problem best.

News Archive

Harvard couple to present lectures on Biostatistics and Mathematics at the UFS
2015-12-07


Professor Donald Rubin

Prof Donald Rubin (John L. Loeb Professor of Statistics at Harvard University) and Elizabeth Zell (MStat - mathematical statistician in the Division of Bacterial Diseases) will visit the University of the Free State (UFS) where they will present lectures on their respective work.

Over his prestigious academic career, Prof Don Rubin’s 400 publications and 13 books have earned him around 180 000 citations at an h-index of 113. He is one of the most cited statisticians/mathematicians/economists/psychologists in the world over the last 10 -15 years. He has supervised 35 PhD candidates as sole-supervisor, 17 more as co-supervisor, with a further eight in the pipeline.

Prof Rubin who will meet with UFS academics in the Department of Mathematics and Actuarial Sciences will also deliver a lecture: Rerandomisation to improve covariate balance in experiments.

Randomised experiments are the “gold standard” for estimating causal effects, yet in practice, chance imbalances often exist in covariate distributions between treatment groups. If covariate data are available before units are exposed to treatments, these chance imbalances can be mitigated by first checking covariate balance before the physical experiment takes place. Provided a precise definition of imbalance has been specified in advance, unbalanced randomisations can be discarded, followed by a rerandomisation. This process can continue until a randomisation yielding balance according to the definition is achieved. By improving covariate balance, rerandomisation provides more precise and trustworthy estimates of treatment effects.

Prof Rubin received an honorary professorship from the Faculty of Natural and Agricultural Sciences at the UFS.


Elizabeth Zell

The lecture will take place on:
Date: Tuesday 8 December 2015
Time: 16:00
Venue: Albert Wessels Auditorium, Bloemfontein Campus

Zell earned her Master’s degree in Statistics at North Carolina State University, and for more than two decades, was an active bio-statistical researcher in various offices of the Centers for Disease Control (CDC). Since 2013, she has been the Principal Statistician and President of Stat-Epi Associates, Inc. Her 150+ publications have earned her 14 500 citations at an h-index of over 50. She is a Fellow of the American Statistical Association, and, in 2010, she received the Statistics Section Government Award for outstanding contributions to statistics and public health by the American Public Health Association. During her career at the CDC, she earned more than 20 CDC research awards and honours.

She will deliver two lectures at the UFS. The first is entitled A Potential Outcomes Approach to Documenting the Public Health Impact of the Introduction of PCV13 for the Prevention of Invasive Pneumococcal Disease. The topic of her second lecture is: Assessing the Effectiveness of Intrapartum Antibiotic Prophylaxis for Prevention of Early-Onset Group B Streptococcus Disease through Propensity Score Design

Elizabeth’s lectures will take place on:
Date: Wednesday 9 December 2015
Time: 10:45 and 13:00
Venue: West Block 111, Bloemfontein Campus

For more information, please contact Dr Michael von Maltitz at VMaltitzMJ@ufs.ac.za.

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