The use of indigenous knowledge has been seen in some quarters to offer real possibilities of success in development practice. However, results have been uneven, perhaps because of the way in which indigenous knowledge has been conceptualised. Drawing on empirical research among two related...

Much recent work in Africa has focused on the impacts of structural adjustment on prevailing economic, social and political structures, and especially so in the urban areas. Rather less has focused on the resulting land-use changes in and around African cities. This paper focuses on recent...

Recent debates on indigenous knowledge have tended to focus on building up even more case study material of good practice in indigenous knowledge at the local level; the integration of indigenous and scientific knowledge; and the trend towards increased co-option of indigenous knowledge into the...

The use of indigenous knowledge has been seen by many as an alternative way of promoting development in poor rural communities in many parts of the world. By reviewing much of the recent work on indigenous knowledge, the paper suggests that a number of problems and tensions has resulted in...

We propose fixed (non-tracking) configurations of solar light collector modules which are designed to operate efficiently throughout the day, i.e. for varying incident angles of direct sunlight, and in conditions of diffuse solar irradiation. We present two trough designs of compound parabolic...