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20 May 2021 | Story Leonie Bolleurs | Photo Leonie Bolleurs
The Maloti-Drakensberg is known as the ’water tower of Southern Africa’, as it is the largest provider of fresh water in the region. If the alpine system collapses, the water production will be detrimentally impacted.

The Afromontane Research Unit (ARU) of the University of the Free State, based in Phuthaditjhaba South Africa, is partnering with several institutions of higher learning, relevant forums, foundations, and policy makers in Africa in an attempt to expand its alpine research.

The research unit is joining forces with the University of Helsinki (Finland) and the National University of Lesotho (NUL) for a National Research Foundation (NRF) award to the University of Pretoria on using fine-scale functional and compositional variation in alpine plants to predict the impact of climate change. According to Dr Ralph Clark, Director of the ARU, this project will expand understanding of the ecology of the alpine zone in the Maloti-Drakensberg, and its similarity (or dissimilarity) with other alpine and tundra environments. 

First step towards sustainability and restoration

A complimentary visit by Alex Hickman, Chair of the African Mountain Research Foundation (AMRF), to the Bvumba Mountains in Zimbabwe, the ARU, and Afriski, laid the psychological foundations for the first two AMRF mountain observatories, as well as gaining support from Afriski as a focus area for alpine studies in the Maloti-Drakensberg. 

Dr Clark explains that the Maloti-Drakensberg is known as the ’water tower of Southern Africa’, as it is the largest provider of fresh water in the region. “The alpine system is critical to this water provisioning function but is under tremendous pressure from intense communal rangeland degradation. If the alpine system collapses, the water production will be detrimentally impacted,” he says.

“Understanding this alpine system holistically is the first step to sustainability and restoration in a social-ecological paradigm,” he adds.

Building capacity for mountain research

The ARU is leading two University Staff Doctorate Programmes (USDPs), both in partnership with the University of Venda, which supports 20 young academics to achieve their doctorates. Dr Clark says while doctoral topics are diverse, they are both focused on building capacity for mountain research in Southern Africa – including the mountain cities of Phuthaditjhaba and Thohoyandou. 

According to him, there are three partners from the United States of America (Appalachian and Colorado State Universities, and the University of Montana) and one partner from the United Kingdom (University of the Highlands and Islands) in the USDPs. Prof Geofrey Mukwada from the Department of Geography and Dr Grey Magaiza from the Department of Sociology are co-ordinating the USDPs.  

The ARU has also attracted one of Southern Africa’s top biodiversity scientists, Prof Peter Taylor, who started at the ARU Department of Zoology and Entomology in January 2021. Dr Clark believes that Prof Taylor – an NRF B3-rated researcher with an H-index of 34 who handed over his SARChI Research Chair to join the ARU – will catapult the ARU to a higher level of regional connectivity (notably with Angola), research outputs, and internal mentoring capacity. Prof Taylor, described as a mammologist and evolutionary biologist, specialises in the systematics, ecology, conservation, and ecosystem services and disservices of small mammals, in particular rodents, bats, and shrews.

Collaboration with two SARChI chairs

The ARU also collaborates with two Department of Science and Innovation NRF centres of excellence (Centre for Biological Control at Rhodes University, and the Centre for Invasion Biology at Stellenbosch University) and one SARChI Chair (Ecosystem Health and Biodiversity in KwaZulu-Natal and the Eastern Cape) on various non-native species in Southern African mountains. 

“The rose (Rosaceae) and grass (Poaceae) plant families are particular problem groups in our mountains. For example, firethorns (Pyracantha species) invade native grassland, taking over valuable grazing land and displacing indigenous species. Nassella grasses similarly displace natural rangeland and render farms unusable – if unchecked, the cost of controlling the nassella can exceed the value of the property. Our research seeks to understand the reproductive ecology of these species better, as well as best practice management,” explains Dr Clark.

In addition, the ARU has an ongoing collaboration on montane pollination systems with the SARChI Chair in Evolutionary Biology at the University of KwaZulu-Natal and the University of Cape Town. Dr Sandy-Lynn Steenhuisen in the Department of Plant Sciences is the ARU champion for both programmes. 

Connecting with policy makers in Lesotho

As of the first quarter in 2020, the ARU was invited to sit on the Maloti-Drakensberg Transfrontier Programme (MDTP): Biodiversity Sub-Committee. This opportunity enables the ARU to connect directly with high-level policy makers in Lesotho and South Africa, and to increase its reach for science-policy connections across the Maloti-Drakensberg region. 

Dr Clark states that partnerships under the MDTP can assist in achieving the ARU’s research goal of ‘the sustainable development of the Maloti-Drakensberg’. According to him, the ARU has proposed a focus in the MDTP on the degradation of the Mont-aux-Sources area. A qualitative site assessment by Dr Clark has, among others, also led to a book chapter being submitted in 2021.

The ARU is also extending its reach to include research on montane wetlands. Together with BirdLife South Africa, they have finalised a memorandum of understanding around montane wetland research, offering the potential for partnering to survey poorly studied montane wetlands for rare biodiversity, notably key endangered bird species. 

Dr Clark says the montane wetland bio-acoustic network has been strengthened through Dr Peter Chatanga (NUL) landing a British Ecological Society grant for bio-acoustic work in Bokong Nature Reserve in Lesotho, in collaboration with Prof Aliza le Roux from the Department of Zoology and Entomology and the Okinawa Institute of Science and Technology in Japan, as well as linking to BirdLife’s programme.

Global Mountain Safeguard Research in Southern Africa

Southern African links grew well in 2020 due to new mountain-focused contacts in Madagascar, Zambia, Malawi, and Réunion through the Global Mountain Safeguard Research (GLOMOS)-led Safeguarding Mountains book project, with Dr Clark being the editor of the African contribution. 

The ARU submitted several research proposals with members of the GLOMOS team, including on water security and civic society in Maloti-a-Phofung Local Municipality; climate change and water provisioning in the Maloti-Drakensberg; and a book (in process) on Phuthaditjhaba as an African mountain city.  

The ARU is also planning the first Southern African Mountain Conference (SAMC2022) in partnership with the AMRF and GLOMOS, which will take place from 14 to 17 March 2022. According to Dr Clark, they seek to draw a strong regional contribution for a better understanding of Southern African mountains as social-ecological systems. “We also aim to form a stronger science-policy-practitioner interface and community of practice for Southern African mountains,” he says. 

News Archive

Power shortage: Measures to be implemented immediately
2008-01-31

1. In order to avoid the further implementation of power sharing, electricity companies countrywide are requiring, in addition to measures announced for domestic consumers, that major power consumers save a certain percentage of power.

2. Die UFS is one of the 100 largest clients of Centlec, the local electricity distribution company. During a meeting last Thursday evening with the 100 largest clients, it was indicated that the UFS had to deliver a saving of 10%. The details are as follows:

  • Provision is made to a certain extent for an increase in electricity consumption. The calculation is done as follows: maximum consumption for 2007+6%-10%.
  • This entails a saving during peak times, as well as a saving regarding the total number of units consumed.
  • The saving is calculated on a monthly basis.
  • Saving measures must be implemented immediately (from 7 March). If electricity-saving goals are not attained, power sharing will be resumed from 10 March.

3. The UFS has been controlling its peak demand by means of an energy control system for many years. The geysers of residences and certain central air-conditioning systems were linked to the control system in order to shift energy consumption to non-peak times.

4. In order to attain the goal of 10%, it is necessary to implement further energy control systems and additional measures – which requires time and money. Attention will have to be given, inter alia, to the following:

  • The 1000+ portable air-conditioning units on the campus (huge power guzzlers) must be connected to energy control appliances and systems.
  • All the filament bulbs must be replaced.

7. The UFS will be conducting high-level talks with Centlec later this week with a view to:

  • conveying the unique needs of the UFS in detail;
  • stating the impact of building and refurbishing projects that are currently in the implementation and planning phases;
  • requesting understanding for the fact that the UFS does not have the capacity to immediately deliver the 10% saving.
     

It is evident from discussions thus far that Centlec is sympathetic and wants to help, but also that immediate action and co-operation are expected from the UFS. During the meeting, the UFS must also report back on steps already taken (since 7 March) in this regard.

8. The installation of the emergency power units for the large lecture-hall complexes and a few other critical areas, which has already been approved, is continuing. About R3m is being spent on this. Additional emergency power needs reported to Physical Resources via line managers are currently being investigated with a view to obtaining a cost estimate and subsequently determining priorities in consultation with line managers.

It is recommended that:

a) All line managers, staff members and students be requested to give their full co-operation with regard to saving electricity in every possible way, and that current operational arrangements be amended if possible with a view to promoting power saving. 

Staff, students and other users of campus facilities be requested to see to it that lights and air conditioning (individual units) in unused areas are switched off.

b) The following measures drawn up in co-operation with electrical engineers come into effect immediately:

Arrangements to be made by Physical Resources staff:
(Additional capacity to be able to complete everything within a reasonable period of time will have to be found and funded. This aspect will be taken up with the line managers concerned):

  • The geysers of all office buildings will be switched off at the distribution board. Staff are requested to use a kettle for washing dishes, and are warned not to switch appliances on again themselves.
  • In all office buildings where 12V and 15W downlighters and uplighters remain switched on for decorative purposes and do not serve as primary illumination, the light switches will be disconnected.
  • Lighting in cloakrooms will be checked, and illumination levels will be reduced if possible.
  • All light armatures must be replaced by CFL types.
  • All lights on the grounds will be checked to ensure minimum power consumption.
  • The upper limit of all central cooling systems currently regulated via the energy control system must be set to 24 degrees.

Arrangements to be made by Kovsie Sport:

  • Sport activities requiring sports field illumination must be scheduled after 20:00 in the evening (the lights may not be on between 18:00 and 20:00.)
  • Sports field illumination must be managed so that such lights are not switched on unnecessarily.
     

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