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There is consensus that pastoral mobility is beneficial for both pastoralists and the environment. However, rapid change arising from multiple factors, including landscape fragmentation, sedentarization, and demographic drivers might affect the effectiveness of this pastoral coping strategy in ti...


Nkedianye, D.Leeuw, Jan deOgutu, Joseph O.Said, Mohammed YahyaSaidimu, T.L.Kifugo, S.C.Kaelo, D.S.Reid, Robin S.[Mobility and livestock mortality in communally used pastoral areas: The impact of the 2005-2006 drought on livestock mortality in Maasailand]Mobility and livestock mortality in communally used pastoral areas: The impact of the 2005-2006 drought on livestock mortality in Maasailand

Bhola, N.Ogutu, Joseph O.Piepho, Hans-PeterSaid, Mohammed YahyaReid, Robin S.Hobbs, N.T.Olff, H.[Comparative changes in density and demography of large herbivores in the Masai Mara Reserve and its surrounding human-dominated pastoral ranches in Kenya]Comparative changes in density and demography of large herbivores in the Masai Mara Reserve and its surrounding human-dominated pastoral ranches in Kenya

In this article, we discuss the drivers, causes, and impacts of land-use change in the Maasai Steppe of northern Tanzania. Remote sensing data were used to analyze land-use change, and Geographical Information Systems (GIS) was used to link-up with wildlife population dynamics and livestock distr...


Msoffe, F.U.Kifugo, S.C.Said, Mohammed YahyaNeselle, M.O.Gardingen, P. vanReid, Robin S.Ogutu, Joseph O.Herero, M.Leeuw, Jan de[Drivers and impacts of land-use change in the Maasai Steppe of Northern Tanzania: An ecological-social-political analysis]Drivers and impacts of land-use change in the Maasai Steppe of Northern Tanzania: An ecological-social-political analysis

Fragmentation, degradation and loss of natural habitats are now recognised as major threats to wildlife conservation and mobile pastoralism in East African savannas. These processes are driven primarily by land tenure and policy, increasing human population, expansion of settlements and agricultu...


Said, Mohammed YahyaOgutu, Joseph O.Kifugo, S.C.Makui, O.Reid, Robin S.Leeuw, Jan de[Effects of extreme land fragmentation on wildlife and livestock population abundance and distribution]Effects of extreme land fragmentation on wildlife and livestock population abundance and distribution

To investigate the effects of irrigation on land cover changes and the risk of selected zoonotic pathogens, we carried out a study in irrigated, pastoral and riverine areas in the eastern Kenya. Activities implemented included secondary data analyses to determine land use and land cover (LULC) ch...


Bett, Bernard K.Said, Mohammed YahyaSang, R.Bukachi, S.Wanyoike, S.Kifugo, S.C.Otieno, F.Ontiri, E.Njeru, I.Lindahl, Johanna F.Grace, Delia[Effects of flood irrigation on the risk of selected zoonotic pathogens in an arid and semi-arid area in the eastern Kenya]Effects of flood irrigation on the risk of selected zoonotic pathogens in an arid and semi-arid area in the eastern Kenya

Populations of many wild ungulate species in Africa are in decline largely because of land-use changes and other human activities. Analyses that document these declines and advance our understanding of their underlying causes are fundamental to effective management and conservation of wild ungula...


Ogutu, Joseph O.Owen-Smith, N.Piepho, Hans-PeterSaid, Mohammed Yahya[Continuing wildlife population declines and range contraction in the Mara region of Kenya during 1977-2009]Continuing wildlife population declines and range contraction in the Mara region of Kenya during 1977-2009

Many projections of the impact of climate change on the crop, livestock and fishery production sectors of African agriculture are reported in the literature. However, they may be arguably too general to understand the magnitude of impact and to inform adaptation strategies and policy development ...


Zougmoré, Robert B.Partey, Samuel T.Ouédraogo, MathieuOmitoyin, BamideleThomas, Timothy S.Ayantunde, Augustine A.Ericksen, Polly J.Said, Mohammed YahyaJalloh, Abdulai[Toward climate-smart agriculture in West Africa: a review of climate change impacts, adaptation strategies and policy developments for the livestock, fishery and crop production sectors]Toward climate-smart agriculture in West Africa: a review of climate change impacts, adaptation strategies and policy developments for the livestock, fishery and crop production sectors

We examine two widely used treatment strategies for African animal trypanosomosis in West Africa: preventive drug control ex-ante trypanosomosis infection and curative drug control ex-post trypanosomosis infection. We investigate which combination of these alternative strategies is economically o...


Liebenehm, S.Bett, Bernard K.Verdugo, CristobalSaid, Mohammed Yahya[Optimal drug control under risk of drug resistance – The case of African animal trypanosomosis]Optimal drug control under risk of drug resistance – The case of African animal trypanosomosis

The introduction of web based mapping facilities that use satellite imagery, offers local people the possibility to map their environment. However, maps need to be accurate, which is the reason why map making is assigned to professionals. In this paper, we investigated the classification accuracy...


Leeuw, Jan deSaid, Mohammed YahyaOrtegah, L.Nagda, S.M.Georgiadou, Y.DeBlois, M.[An assessment of the accuracy of volunteered road map production in Western Kenya]An assessment of the accuracy of volunteered road map production in Western Kenya

Arid rangelands host a variety of drought-tolerant wildlife species, many of them requiring conservation efforts for the survival of their populations. The development of drinking water sources for people and livestock forms one of the main development interventions in these rangelands. However, ...


Leeuw, Jan deWaweru, M.N.Okello, O.O.Maloba, M.Nguru, P.Said, Mohammed YahyaAligula, H.M.Heitkonig, I.M.Reid, Robin S.[Distribution and diversity of wildlife in northern Kenya in relation to livestock and permanent water points]Distribution and diversity of wildlife in northern Kenya in relation to livestock and permanent water points

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