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Showing items 1 through 9 of 7.
  1. Library Resource
    Journal Articles & Books
    December, 2018
    Kenya

    Invasive alien species (IAS) are among the leading threats to biodiversity, food security and human well-being. Opuntia (prickly pear cactus) is one of the most widespread and naturalized in the arid and semi-arid areas of Kenya, with extreme effects on rural livelihoods and the environment. However, comprehensive information on the status of invasion in the country is lacking, which is crucial for developing strategies for prevention and management.

  2. Library Resource
    Journal Articles & Books
    December, 2008
    Algeria, Sudan, Burkina Faso, Nigeria, Mauritania, Mali, Indonesia, Senegal, Ethiopia, Niger, Eritrea, Malaysia, Cameroon, Tanzania, Brunei Darussalam, Central African Republic, South Sudan, Chad, Vietnam, Sub-Saharan Africa

    Land use change has become increasingly acknowledged as an important issue in terms of understanding the processes of global change. Hence, land use decision-making by smallholder communities in developing countries become a vital part of the broader comprehension of environmental and social change that are related to the change processes at the global scale. A wide range of analytical and conceptual frameworks has been developed to facilitate and sharpen such analyses, ranging from very theoretical to directly operational approaches.

  3. Library Resource
    Journal Articles & Books
    December, 2006
    India, Australia, Kenya, Africa, Eastern Africa

    The need to increase water productivity is a growing global concern as the World Commission on Water has estimated that demand for water will increase by c. 50% over the next 30 years and approximately half of the world's population will experience conditions of severe water stress by 2025. Three-quarters of African countries are expected to experience unstable water supplies, whereby small decreases in rainfall induce much larger reductions in streamflow.

  4. Library Resource
    Reports & Research
    December, 2002
    Ethiopia, Africa, Eastern Africa

    In this chapter, results of recent research conducted in the northern Ethiopian region of Tigray, which has experienced severe land degradation are synthesized. This paper highlights the technological and institutional factors determining the adoption of natural resource conservation at both the household and the community levels.

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