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16 May 2024 | Story Leonie Bolleurs | Photo supplied
Dr Yolandi Schoeman
Dr Yolandi Schoeman believes the project is directly contributing to the regeneration and conservation of biodiversity, innovating towards creating unique urban biodiversity markets, and creating a thriving natural habitat that supports ecological balance and resilience.

Tim Briercliffe, Secretary General of the International Association of Horticultural Producers (AIPH), recently congratulated the City of Tshwane for the work done on urban greening and nature-based solutions that resulted in its entry: ‘Republic of South Africa City of Tshwane Pretoria East Urban Biosphere Reserve’ being selected as one of 21 finalists in the Living Green for Biodiversity category of the AIPH World Green City Awards 2024.

The list of finalists comprises the three highest-scoring entries in each of the seven categories. The Tshwane project was entered in the Living Green for Biodiversity and Urban Ecosystem Restoration category as well as the Living Green for Urban Infrastructure and Liveability category.

Dr Yolandi Schoeman, Postdoctoral Fellow/Researcher in Ecological Engineering in the centres for Mineral Biogeochemistry and Environmental Management and the Ecological Engineering Institute of Africa at the University of the Free State (UFS), played a critical role in conceptualising and driving the bio-intelligent approach that is integral to the Tshwane SA Biosphere Reserve project.

She states that being part of a project recognised as a finalist for such a prestigious global award is profoundly gratifying. “It underscores the importance and urgency of our work in ecological engineering and biodiversity conservation, validating our efforts to create resilient urban ecosystems that can inspire similar initiatives globally.”

Enhancing urban sustainability

According to her, it is one of the university’s flagship projects in Gauteng. “Our team was pivotal in developing the methodological framework that facilitated the integration of ecological, economic, social, and technological dimensions to effectively address climate change, biodiversity loss, disconnections in coupled human and natural systems, and enhance urban sustainability.”

Dr Schoeman says the project was initiated in the early stages of their investigations into sustainable urban development, with notable developments in 2023, as highlighted during the City of Tshwane Climate Change and Research Conference. She indicates that the project is continuing, with phases that include various baseline research activities, active ecosystem regeneration, continuous monitoring, roll-out of a unique biodiversity citizen science approach, integrated and inclusive stakeholder involvement, creating a unique urban biodiversity market, awareness and capacity building, and moving towards formally applying to the International Union for Conservation of Nature (IUCN) for the formal recognition of the urban biosphere region within the greater Pretoria East area.

She remarks that her inspiration to engage in this project stemmed from a commitment to address the multifaceted challenges posed by climate change and biodiversity loss, particularly in urban settings. “The most remarkable aspect of the project is its innovative approach to integrating urban development with ecological engineering, fostering a sustainable coexistence between humans and nature that serves as a model for cities worldwide,” she says.

She is excited about the impact of the work that has been done. Not only is the project directly contributing to the regeneration and conservation of biodiversity, creating a thriving natural habitat that supports ecological balance and resilience, but it is also impacting the greater Tshwane community. Dr Schoeman believes that the project significantly enhances community engagement and participation, which in turn fosters greater awareness and responsibility towards sustainable living practices.

Crafting practical, impactful solutions

Besides her instrumental role in making an impact, Dr Schoeman also enjoyed the project, particularly the opportunity to collaborate with a diverse group of stakeholders, including local communities, government bodies, and fellow researchers. “This multidisciplinary collaboration has not only enriched the project but has also been instrumental in crafting practical, impactful solutions tailored to the specific needs and characteristics of Tshwane,” she comments.

As a finalist in the Living Green for Biodiversity category of the AIPH World Green City Awards 2024, the city of Tshwane will receive a Highly Commended certificate at an awards ceremony in September in Utrecht, the Netherlands, and will ultimately have the opportunity to win the title of Grand Winner of the 2024 edition of the AIPH World Green City Awards.

News Archive

Dr Abdon Atangana cements his research globally by solving fractional calculus problem
2014-12-03

 

Dr Abdon Atangana

To publish 29 papers in respected international journals – and all of that in one year – is no mean feat. Postdoctoral researcher Abdon Atangana at the Institute for Groundwater Studies at the University of the Free State (UFS) reached this mark by October 2014, shortly before his 29th birthday.

His latest paper, ‘Modelling the Advancement of the Impurities and the Melted Oxygen concentration within the Scope of Fractional Calculus’, has been accepted for publication by the International Journal of Non-Linear Mechanics.

In previously-published research he solved a problem in the field of fractional calculus by introducing a fractional derivative called ‘Beta-derivative’ and its anti-derivative called ‘Atangana-Beta integral’, thereby cementing his research in this field.

Dr Atangana, originally from Cameroon, received his PhD in Geohydrology at the UFS in 2013. His research interests include:
• the theory of fractional calculus;
• modelling real world problems with fractional order derivatives;
• applications of fractional calculus;
• analytical methods for partial differential equations;
• analytical methods for ordinary differential equations;
• numerical methods for partial and ordinary differential equations; and
• iterative methods and uncertainties modelling.

Dr Atangana says that, “Applied mathematics can be regarded as the bridge between theory and practice. The use of mathematical tools for solving real world problems is as old as creation itself. As written in the book Genesis ‘And God saw the light, that it was good; and divided the light from the darkness’, the word division appears here as the well-known method of separation of variables, this method is usually employed to solve a class of linear partial differential equations”.

“A mathematical model is a depiction of a system using mathematical concepts and language. The procedure of developing a mathematical model is termed mathematical modelling. Mathematical models are used not only in natural sciences, but also in social sciences such as economics, psychology, sociology and political sciences. These models help to explain systems and to study the effects of different components, and to make predictions about behaviours.”

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