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General Olusegun Obasanjo was recently elected president in the first Nigerian free and popular elections held after fifteen years of military rule. Having voluntarily given over his power to civilians in 1979, Obasanjo has since dedicated himself to Pan-Africanism, conflict resolution in Africa, and regional and international cooperation. Africa Through the Eyes of a Patriot is a collection of his most memorable speeches from the 1980s to the present, touching on issues as varies as democracy and policy-making to human rights and the environment.

The degradation of rangeland grass is currently one of the most serious environmental problems in South Africa. Increaser grass species has been used as indicators to evaluate rangeland condition. Therefore, classifying these species and monitoring their relative abundance is an important step for sustainable rangelands management. Traditional methods have been used in classifying increaser species over small geographic areas. These methods are regarded as being costly and time-consuming, because grasslands usually cover large expanses that are situated in isolated and inaccessible areas. In...