Now showing items 1-3 of 3
Desertification in the Sahelian and Sudanian zones of West Africa
(Washington D.C.: World Bank, 1987)
Desertification is defined as the sustained decline of the biological productivity of arid and semi-arid land. It is the result of pressures both human (increased population) and climatic (variable rainfall and long-term ...
Mode of production and population patterns: Policy implications for West African development
Recent developments in population theory have made possible a re-examination of demographic evidence from West Africa which suggests that population control and migration are primarily responses to changes in the nature ...
No-tillage Crop Production in the Tropics
(Corvallis, OR: International Plant Protection Center, 1983)