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Frontier areas in Latin America have been characterized by land speculation, abandonment and exploitation. This paper analyzes a frontier cattle ranching area in the savanna where intensification has occurred in spite of land speculation. A whole farm livestock production model is used to quantif...


Smith, J.Cadavid Herrera, JVRincón Castillo, A.Vera, Raúl R.[Land speculation and intensification at the frontier: a seeming paradox in the Colombian savanna]Land speculation and intensification at the frontier: a seeming paradox in the Colombian savanna

International Center for Tropical Agriculture[Arresting resource degradation in the forest margins of Amazonia: economic and policy analysis of agricultural land use]Arresting resource degradation in the forest margins of Amazonia: economic and policy analysis of agricultural land use

Okigbo, B.[Development of sustainable agricultural production systems in Africa: roles of international agricultural research centers and national agricultural research systems]Development of sustainable agricultural production systems in Africa: roles of international agricultural research centers and national agricultural research systems
Autor: Taddese, G.

Land degradation is a great threat for the future and it requires great effort and resources to ameliorate. The major causes of land degradation in Ethiopia are the rapid population increase, severe soil loss, deforestation, low vegetative cover and unbalanced crop and livestock production. Inapp...


Taddese, G.[Land degradation: A challenge to Ethiopia]Land degradation: A challenge to Ethiopia

In the Ethiopian highlands, church forests have a substantial contribution to landscape restoration, and conservation of endangered indigenous tree species and biodiversity. However, the environmental and economic benefits of church forests are declining due to a combination of economic, environm...


Amare, D.Mekuria, Wolde M.Teklewold, T.Belay, B.Teshome, A.Yitaferu, B.Tessema, T.Tegegn, B.[Perception of local community and the willingness to pay to restore church forests: the case of Dera district, northwestern Ethiopia]Perception of local community and the willingness to pay to restore church forests: the case of Dera district, northwestern Ethiopia

Assessing the impact of integrated natural resource management (INRM) research poses a challenge to scientists. The complexity of INRM interventions requires a more holistic approach to impact assessment, beyond the plot and farm levels and beyond traditional analysis of economic returns. Impact ...


Gottret, María VerónicaWhite, D.[Assessing the impact of integrated natural resource management: Challenges and experiences]Assessing the impact of integrated natural resource management: Challenges and experiences
Autor: Casson, A.

The Indonesian oil palm subsector expanded rapidly after 1967. Much of this growth has occured in the last decade and posed a significant threat to Indonesia's existing forest cover. It has also displaced local communities and increased social conflict. This chapter attempted to determine where t...


Casson, A.[Politik ekonomi subsektor perkebunan kelapa sawit di Indonesia]Politik ekonomi subsektor perkebunan kelapa sawit di Indonesia

Mathematical proofs show that rate estimates, for example of mortality and recruitment, will decrease with increasing census interval when obtained from censuses of non-homogeneous populations. This census interval effect could be confounding or perhaps even driving conclusions from comparative s...


Lewis, S.L.Phillips, O.L.Sheil, DouglasVinceti, B.Baker, T.R.Brown, S.Graham, A.W.Higuchi, N.Hilbert, D.W.Laurance, W.F.Lejoly, J.Malhi, Y.Monteagudo, A.Vargas, P. NÚÑEzSonke, B.Terborgh, J.W.Martínez, R.V.[Tropical forest tree mortality, recruitment and turnover rates: calculation, interpretation and comparison when census intervals vary]Tropical forest tree mortality, recruitment and turnover rates: calculation, interpretation and comparison when census intervals vary

This article discuss a search for a common understanding of three environmental problems linked to land use change in Southeast Asia: smoke pollution, degradation of biodiversity functions, and degradation of watershed functions. The objectives of this special issue are to identify usable data an...


Tomich, Thomas P.Chomitz, K.Francisco, H.Izac, N.A.Murdiyarso, DanielRatnere, B.D.Thomas, D.E.Noordwijk, Meine van[Policy analysis and environmental problems at different scales: asking the right questions]Policy analysis and environmental problems at different scales: asking the right questions
Chokkalingam, U.Suyanto, S.[Kebakaran, mata pencaharian, dan kerusakan lingkungan pada lahan basah di Indonesia: lingkaran yang tiada berujung pangkal]Kebakaran, mata pencaharian, dan kerusakan lingkungan pada lahan basah di Indonesia: lingkaran yang tiada berujung pangkal

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