Now showing items 21-40 of 2173

  • Phenology is the dominant control of methane emissions in a tropical non-forested wetland 

    Hefter, Carol; Gondwe, Mangaliso; Murray-Hudson, Michael; Makati, Anastacia; Lunt, Mark F.; Palmer, Paul, I.; Skiba, Ute (Springer Nature, https://www.springernature.com, 2022-01-10)
    Tropical wetlands are a significant source of atmospheric methane (CH4), but their importance to the global CH4 budget is uncertain due to a paucity of direct observations. Net wetland emissions result from complex ...
  • Microplastic accumulation in endorheic river basins – the example of the Okavango Panhandle (Botswana) 

    Kelleher, Liam; Schneidewind, Uwe; Krause, Stefan; Haverson, Lee; Allen, Steve; Allen, Deonie; Kukkola, Anna; Murray-Hudson, Mike; Maselli, Vittorio; Franchi, Fulvio (Elsevier, https://www.elsevier.com, 2023-05-20)
    The Okavango Panhandle is the main influent watercourse of the Okavango Delta, an inland sink of the entire sediment load of the Cubango-Okavango River Basin (CORB). The sources of pollution in the CORB, and other endorheic ...
  • Sap flow variation in selected riparian woodland species in the Okavango Delta, Botswana 

    Lubinda, Aobakwe K.; Murray-Hudson, Mike; Green, Steve (Wiley, https://onlinelibrary.wiley.com, 2017-04-28)
    In the tropical Okavango Delta, transpiration by trees is an important process partly responsible for maintaining the basin as a freshwater environment. Quantification of evapotranspiration from terrestrial landforms of ...
  • Physicochemical controls of diffusive methane fluxes in the Okavango Delta, Botswana. 

    Masamba, Wellington R.L.; Gondwe, Mangaliso J.; Murray-Hudson, Mike (Springer Science, https://link.springer.com, 2015)
    Atmospheric methane (CH4) is one of the three key greenhouse gases (GHGs) driving global climate change. The atmospheric concentration of CH4 has increased by about 150 % above pre-industrial levels of 400–700 ppb due to ...
  • The relevance of fire frequency for the floodplain vegetation of the Okavango Delta, Botswana 

    Heinl, Michael; Sliva, Jan; Tacheba, Buzanani; Murray-Hudson, Mike (Wiley, https://onlinelibrary.wiley.com, 2007)
    The study investigates the relevance of fire frequency for the floodplain vegetation of the Okavango Delta in Botswana, considering species composition, species richness, vegetation structure and tree density. Based on ...
  • Assessment of benefits and risks of growing Jatropha (Jatropha curcas) as a biofuel crop in sub-Saharan Africa: a contribution to agronomic and socio-economic policies 

    Kashe, Keotshephile; Kgathi, Donald L.; Murray-Hudson, Mike; Mfundisi, Kelebogile (Springer Link, https://link.springer.com, 2017-07-17)
    In sub-Saharan Africa (SSA), the main goals behind the development of a biofuel industry are employment creation and income generation. Jatropha (Jatropha curcas L.) has emerged as a candidate for biodiesel production. It ...
  • Tracing silicon cycling in the Okavango Delta, a sub-tropical flood-pulse wetland using silicon isotopes 

    Frings, Patrick J.; De La Rocha, Christina; Struyf, Eric; van Pelt, Dimitri; Schoelynck, Jonas; Murray-Hudson, Mike; Gondwe, Mangaliso J.; Wolsk, Piotr; Mosimane, Keotsheple; Gray, William; Schallerf, Jorg; Conley, Daniel J. (Elservier, https://www.elsevier.com, 2014-07-22)
    Chemical weathering of silicate minerals releases elements into solution whereas the neoformation of secondary minerals works in the opposite direction, potentially confounding estimates of silicate weathering rates. Silicon ...
  • Post-fire succession on savanna habitats in the Okavango Delta wetland, Botswana 

    Heinl, Michael; Murray-Hudson, Michael; Tacheba, Buzanani (Cambridge University Press, https://www.cambridge.org/, 2007-10-29)
    Drying floodplains that were not inundated for more than 10 y were investigated to relate plant species and vegetation structure to time-since-fire for the southern Okavango Delta wetland in Botswana. The aims of the ...
  • Methane flux measurements along a floodplain soil moisture gradient in the Okavango Delta, Botswana 

    Gondwe, M.J.; Hefter, C.; Murray-Hudson, M.; Levy, P.E.; Mosimanyana, E.; Makati, A.; Mfundisi, K.B.; Skiba, U.M. (The Royal Society, https://royalsociety.org/, 2021-09-21)
    Data-poor tropical wetlands constitute an important source of atmospheric CH4 in the world. We studied CH4 fluxes using closed chambers along a soil moisture gradient in a tropical seasonal swamp in the Okavango Delta, ...
  • Highly contrasted geochemical pattern in sediments of the Okavango Delta, Botswana driven by dust supply, hydrological heritage and biogeochemical reactions 

    Jolivet, M.; Dauteuil, O.; Dia, A.; Davranche, M.; Pierson-Wikmann, A.C.; Barrier, L.; Murray-Hudson, M.; Mazrui, N.; Marsac, R.; Cheng, F.; Li, X. (Advancing Earth and Space Science, https://www.agu.org, 2023)
    The Okavango Delta in North Botswana is a hot-spot of biodiversity within the semi-arid central part of the South African plateau. This endorheic ecosystem is highly dependent on the annual flood that brings freshwater ...
  • Rival group scent induces changes in dwarf mongoose immediate behavior and subsequent movement 

    Christensen, Charlotte; Kern, Julie M.; Bennitt, Emily; Radford, Andrew N. (Behavioral Ecology, https://academic.oup.com/beheco, 2016-05-15)
    In many social species, groups of animals defend a shared territory against rival conspecifics. Intruders can be detected from a variety of cues, including fecal deposits, and the strength of response is expected to vary ...
  • Levers and leverage points for pathways to sustainability. 

    Chan, Kai M. A.; Boyd, David R.; Gould, Rachelle K.; Jetzkowitz, Jens; Liu, Jianguo; Muraca, Barbara; Naidoo, Robin; Olmsted, Paige; Satterfield, Terre; Selomane, Odirilwe; Singh, Gerald G.; Sumaila, Rashid; Ngo, Hien T.; Boedhihartono, Agni Klintuni; Agard, John; de Aguiar, Ana Paula D.; Armenteras, Dolors; Balint, Lenke; Barrington-Leigh, Christopher; Cheung, William W. L.; Díaz, Sandra; Driscoll, John; Esler, Karen; Eyster, Harold; Gregr, Edward J.; Hashimoto, Shizuka; Pedraza, Gladys Cecilia Hernández; Hickler, Thomas; Kok, Marcel; Lazarova, Tanya; Mohamed, Assem A. A.; Murray-Hudson, Mike; O'Farrell, Patrick; Palomo, Ignacio; Ali, Kerem Saysel; Seppelt, Ralf; Settele, Josef; Strassburg, Bernardo; Xue, Dayuan; Brondízio, Eduardo S. (British Ecological Society, 2020-07-23)
    1. Humanity is on a deeply unsustainable trajectory. We are exceeding planetary boundaries and unlikely to meet many international sustainable development goals and global environmental targets. Until recently, there was ...
  • Environmental factors that influence species diversity of floodplain plant communities in different flooding phases in the Okavango delta, Botswana 

    Bonyongo, M.; Murray-Hudson, M.; Tsheboeng, G. (South African National Biodiversity Institute (SANBI), https://www.sanbi.org/, 2020-05-01)
    Species composition and distribution in seasonal floodplain plant communities are influenced by variation in flooding. However, the influence of intra-flooding variation phases on the diversity of seasonal floodplain ...
  • Dynamics of local governance in natural resource conservation in the Okavango Delta, Botswana 

    Mogende, Emmanuel; Kolawole, Oluwatoyin (Wiley Online Library, https://onlinelibrary.wiley.com, 2016)
    There has been a shift in natural resource management worldwide. This paper describes how modern institutions and policies influence management and shape access to and utilization of resources by rural communities in the ...
  • The economic contribution of tourism to local communities: the case of Khumaga and Moreomaoto villages, Botswana 

    Mogomotsi, Patricia K.; Kolobe, Mavis; Raboloko, Mpho; Mmopelwa, Gagoitseope (Botswana Journal of African Studies, https://journals.ub.bw/, 2018)
    Tourism is one of the fastest growing industries worldwide, and its economic significance cannot be overestimated, especially in a country like Botswana. Botswana is one of the prime tourist destinations in Africa, with ...
  • Youth and environmentally responsible consumer behaviour: the case of plastic bag usage in Botswana 

    Mogomotsi, Goemeone; Mogomotsi, Patricia K.; Gondo, Reniko; Madigele, Tshenolo J.; Matlhola, Dimpho M. (Botswana Journal of African Studies, https://journals.ub.bw/, 2019-05-13)
    Plastic bags are versatile, lightweight and flexible, and this has led to consumers having an insatiable appetite for the consumption of plastic shopping bags. To influence consumer behaviour, the Government of Botswana ...
  • Live by the gun, die by the gun: Botswana’s ‘shoot-to-kill’ policy as an anti-poaching strategy 

    Mogomotsi, Goemeone E.J.; Madigele, Patricia Kefilwe (African Journal Online, https://www.ajol.info, 2017)
    Rhino and elephant poaching affects various Southern African countries. Despite recent reductions in rhino poaching in Namibia and South Africa, it remains a concern. In response, the government of Botswana has implemented ...
  • The effects of extended water supply disruptions on the operations of SMEs 

    Selelo, L.R.; Madigele, P.K.; Moetedi, K. (African Journal Online, https://www.ajol.info, 2017)
    The objective of this study was to analyse the effects of extended water supply disruptions on SMEs, in relation to returns, profitability and expenditure patterns. It investigated the impact of regular and/ or extended ...
  • Dynamics of the feeding ecology of selected fish species from the Okavango River delta, Botswana 

    Mosepele, Ketlhatlogile; Mosepele, Belda; Piotr, Wolski; Jeppe, Kolding (Acta Ichthyologica et Piscatoria, https://www.aiep.pl, 2012)
    Background. This study contributes to the understanding of the potential impact of changes in flooding patterns and (potential) fish production as a consequence of upstream developments in floodplain systems. Therefore, ...
  • Okavango Delta – A Kalahari oasis under environmental threats 

    Darkoh, Michael B.K.; Mbaiwa, Joseph E. (Omics International, https://www.omicsonline.org, 2014-10-15)
    Wetlands all over the world are continuously faced with enormous environmental threats. The Okavango, a Kalahari hotspot, is not an exception. This research article provides a description of the environmental threats facing ...