Browsing Natural and Agricultural Sciences by Subject "Drought"
Now showing items 1-9 of 9
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Biodiversity and ecological structures of an African subtropical river and associated floodplain pans
(North-West University (South Africa), 2019)Although only recently added to the many existing threats that freshwater ecosystems already face, climate change is one of the most prominent to inland waters in the 21st century. Through extended periods of drought and ... -
The community ecology of herbaceous vegetation in a semi-arid sodic savanna
(North-West University, Potchefstroom Campus, 2018)Ecological conservation of savanna ecosystems is dependent upon interactive mechanisms involving bottom-up drivers such as nutrient availability, and top-down controls relating to fire, herbivory and water availability at ... -
Diatoms as indicators of water quality change from drought to flood conditions in the Kruger National Park
(North-West University (South Africa), 2023)Water as a resource is important for all living organisms and forms the very basis of life. The transportation of water, around the globe, forms the hydrologic cycle. This cycle includes precipitation, evaporation, and ... -
Effects of increased heat and drought stress approximating climate warming on the reproduction, photosynthesis and growth of Proteaceae species in a southern African Mediterranean climate ecosystem
(North-West University (South Africa), Potchefstroom Campus, 2016)In this research project, the effects of warming and drought on three Proteaceae species (Protea repens, Protea laurifolia, Leucadendron laureolum) were investigated through various monitoring and experimental studies on ... -
Enhancement of soybean tolerance to drought using Rhizobium species and mycorrhizal fungi
(North-West University (South Africa), 2019)Food security is seriously under threat in many developing tropical countries as agriculture is becoming unsustainable due to drought stress. There is therefore an urgent need for a sustainable means to accomplish food ... -
The impact of rainfall variability on subsistence farmers in the North West Province, South Africa
(North-West University (South Africa), 2020)Rainfall variability has a direct influence on agriculture and food security. Subsistence farmers are reliant on their produce for survival and are considered to be particularly vulnerable to its effects. The impacts of ... -
Rural households’ adaptation to drought and welfare impacts in John Taolo Gaetsewe District, Northern Cape Province
(North-West University (South Africa), 2023)Drought is a global problem that has a negative impact on the welfare of millions of people in both industrialized and developing nations. In South Africa, poor rural households, who depend on rain-fed subsistence ... -
Smallholder livestock farmers’ willingness to buy index-based insurance in South Africa : evidence from Ngaka Modiri Molema District Municipality, North West Province
(North-West University (South Africa), 2016)Livelihoods of rural households in developing countries are threatened by climatic risks. The poor and vulnerable agricultural households, who are generally subsistence farmers, feel the most intense effects of these ... -
Towards the development of an integrated governance mechanisms for recurrent drought in the North West Province, Republic of South Africa
(North-West University (South Africa), 2020)This study probed methods that might be applicable in developing an integrated governance mechanism for recurrent drought experienced in the North-West Province. Globally drought is considered a temporal and unusual behaviour ...