In 2004-2006 the United Nations Environment Programme (UNEP) sponsored a
research project on indigenous knowledge in Africa. The pilot project covered
four countries - Kenya, Swaziland, South Africa and Tanzania. All fo the pilot
countries have indigenous knowledge systems still intact in many of the
communities although there a re differences in the levels and stages of
application and use. the countries were select because of their location and
different socio-economic profiles.