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02 October 2020 | Story Leonie Bolleurs | Photo Supplied
Prof Kahilu Kajimo-Shakantu believes there are a number of benefits and lessons that the construction industry can draw if they adopt technology that can lead to sustainable construction beyond the COVID-19 era.

The construction business has been hit hard, with various negative impacts on cost, implementation timelines, profits, and others. Increased and smart adoption of technology, however, can transform the sector to make it more sustainable. 

This is the belief of Prof Kahilu Kajimo-Shakantu, Head of the Department of Quantity Surveying and Construction Management at the University of the Free State (UFS).

As president of the Association of Schools of Construction of Southern Africa (ASOCSA), she delivered the welcoming address of the 14th Built Environment conference (21, 22 September 2020). Prof Kajimo-Shakantu is the sixth president of ASOCSA.

The theme of this year’s built-environment conference, presented for the very first time in a virtual format, was Technology, Transformation and Sustainable Construction.

Identify and harness opportunities 

“It is clear that while COVID-19 remains a challenge, opportunities can be identified and harnessed even by our own construction industry through the exploitation of technological, transformative, and sustainable practices. The technology and transformation taking place now – in South Africa and beyond this COVID-19 situation – should be embraced for competitive advantage, even after the pandemic disappears,” said Kajimo-Shakantu.

Clients, consultants, contractors, and suppliers of materials and services can wholly embrace technology and transformation for sustainable, cost-effective, less wasteful, and cleaner construction processes. – Prof Kahilu Kajimo-Shakantu


She also provided some practical suggestions: “Technologies such as remote monitoring of construction sites and selected construction site operations through high-definition cameras and robust software should be encouraged as a way of minimising health and safety risks and mobility costs during the project duration, and at the same time ensuring an all-time virtual presence on site for various purposes.”

“Virtual contract progress meetings, site meetings, and supervision of specialised work are some of the benefits that the construction industry could gain if they adopt technology that can lead to sustainable construction beyond the COVID-19 era,” she added. 

Encourage meaningful partnerships

It is no longer a case of business as usual. Prof Kajimo-Shakantu believes stronger collaboration and meaningful partnerships must be encouraged among all stakeholders if the conference theme is to be fully actualised for the benefit of the construction industry, as it races towards attaining sustainable construction.

She said: “Clients, consultants, contractors, and suppliers of materials and services can wholly embrace technology and transformation for sustainable, cost-effective, less wasteful, and cleaner construction processes.”

Many insightful and thought-provoking papers touching on construction industry challenges and opportunities, as well as the teaching and learning of students, were delivered by both local and international delegates. 

The conference is believed to be one of the major cutting-edge built-environment conferences on the African continent. 

A guest of honour at the event was the Vice-Rector: Academic at the University of the Free State, Dr Engela van Staden. In her welcome address, she challenged delegates to establish a consistent channel for disseminating some of the research outcomes to industry stakeholders, including the respective government departments. “It is time to go beyond building rich databases and prestigious publications for our universities,” she said.

Keynote speakers included Prof Monty Sutrisna, Professor of Construction and Project Management and the Head of the School of Built Environment at Massey University, New Zealand; Prof Obas John, Professor of Sustainability and Environmental Law and Director of Internationalisation at London South Bank University; Prof David Edwards, Professor of Plant and Machinery Management, Birmingham City University, England; and Dr Reza Hosseini, the Associate Head of School (research) in the School of Architecture and Built Environment, Deakin University, Australia.

The various interesting peer-reviewed research papers that were delivered, addressed topical issues that affect the built environment not only in South Africa, but also in the regions beyond.

News Archive

Breeding of unique game requires a balance between conservation and sustainable use
2014-05-20

 

Game bred for qualities such as unconventional hair colour or horn quality, may on the long term have unexpected consequences for biodiversity and game farming.

This is according to the inaugural lecture of Prof Paul Grobler from the Department of Genetics at the University of the Free State (UFS).

Prof Grobler feels that the consequences of selective breeding should be examined carefully, as there is currently much speculation on the subject without sound scientific information to back it.

“At the moment, colour variation invokes much interest among game farmers and breeders. Unusual colour variants are already available in different game species. These unusual animals usually fetch much higher prices at auctions compared to prices for the ‘normal’ individuals of the species.”

Examples of these unusual variants are springbuck being bred in white, black or copper colours, the black-backed or ‘saddleback’ impala, and the gold-coloured and royal wildebeest.

A black-backed impala was recently sold for R5,7 million.

“Based on genetic theory, good reason exists why these practices need to be monitored, but one should also take care not to make the assumption that selective breeding will inevitably lead to problems,” warns Prof Grobler.

Grobler says that negative characteristics in a species can sometimes unwittingly be expressed during the selection process for a unique colour. “It is seen, for example, in purebred dogs where the breeding of a new race sometimes brings underlying genetic deviations in the species to the front.” He also believes that some of these animals may not be able to adapt to changing environmental conditions.

“However, one should also look at the positive side: because of the good demand for game, including unusual variants, there is much more game in South Africa today than in many decades. Balance should be found between the aims of conservation and the sustainable utilisation of game.”

Research at the UFS’s Department of Genetics is now trying to establish the genetic effects of intensive game breeding and predict the impact on biodiversity.

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