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 de
,
Waweru, M.N.
,
Okello, O.O.
,
Maloba, M.
,
Nguru, P.
,
Said, Mohammed Yahya
,
Aligula, H.M.
,
Heitkonig, I.M.
,
Reid, Robin S.
,
[Distribution and diversity of wildlife in northern Kenya in relation to livestock and permanent water points]
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Distribution and diversity of wildlife in northern Kenya in relation to livestock and permanent water points
Planning for the extraction of aggregates is typically dealt with at a case to case basis, without assessing environmental impacts strategically. In this study we assess the impact of sand mining in Poyang Lake, where dredging began in 2001 after sand mining in the Yangtze River had been banned. ...
Leeuw, Jan de
,
Shankman, D.
,
Wu, G.
,
Boer, W. Fred de
,
Burnham, J.
,
He, Q.
,
Yesou, H.
,
Xiao, J.
,
[Strategic assessment of the magnitude and impacts of sand mining in Poyang Lake, China]
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Strategic assessment of the magnitude and impacts of sand mining in Poyang Lake, China
Zwaagstra, L.
,
Sharif, Z.
,
Wambile, A.
,
Leeuw, Jan de
,
Said, Mohammed Yahya
,
Johnson, Nancy L.
,
Njuki, Jemimah
,
Ericksen, Polly J.
,
Herrero, Mario T.
,
[An assessment of the response to the 2008 2009 drought in Kenya]
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An assessment of the response to the 2008 2009 drought in Kenya
Luedeling, Eike
,
Shepherd, Keith D.
,
Leeuw, Jan de
,
Downie, K.
,
[The application of decision analysis modelling for investment targeting]
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The application of decision analysis modelling for investment targeting
Limited awareness of environmental remote sensing’s potential ability to support environmental policy development constrains the technology’s utilization. This paper reviews the potential of earth observation from the perspective of environmental policy. A literature review of “remote sensing and...
Leeuw, Jan de
,
Georgiadou, Y.
,
Kerle, N.
,
Gier, A. de
,
Inoue, Y.
,
Ferwerda, J.
,
Smies, M.
,
Narantuya, D.
,
[The function of remote sensing in support of environmental policy]
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The function of remote sensing in support of environmental policy
In August 2010, the Food and Agriculture Organization (FAO) sub-Regional Emergency Office for Eastern and Central Africa (REOA) contracted the International Livestock Research Institute (ILRI) to develop a proto-type “Livestock Drought Management” (LDM) decision support tool for use by a range of...
Pastoralism is not only a livestock-based livelihood strategy but also a way of life with socio-cultural norms and values, and indigenous knowledge revolving around livestock. Pastoral systems in Africa are facing demographic, economic, socio-political and climatic pressures which are driving man...
Ayantunde, Augustine A.
,
Leeuw, Jan de
,
Turner, M.D.
,
Said, Mohammed Yahya
,
[Challenges of assessing the sustainability of (agro)-pastoral systems]
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Challenges of assessing the sustainability of (agro)-pastoral systems
Ericksen, Polly J.
,
Leeuw, Jan de
,
Herrero, Mario T.
,
[Harnessing livestock resources for food security in the pastoral areas of Eastern and Central Africa]
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Harnessing livestock resources for food security in the pastoral areas of Eastern and Central Africa
Poyang Lake is the largest freshwater lake in China covering 3800 km2 during the summer wet season. It drains into the Changjiang (Yangtze River) at its northern end through a narrow outlet. During the last half of the twentieth century (1949–1999) average annual maximum stage and number of sever...
Shankman, D.
,
Davis, L.
,
Leeuw, Jan de
,
[River management, landuse change, and future flood risk in China's Poyang Lake region]
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River management, landuse change, and future flood risk in China's Poyang Lake region
Uwimana, M.F.
,
Duren, I. van
,
Laake, P. van
,
Leeuw, Jan de
,
[Land use changes in Gishwati forest and its impact on biodiversity]
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Land use changes in Gishwati forest and its impact on biodiversity